The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. The earliest sunrise is at 5:34 AM on June 14, and the latest sunrise is 2 hours, 3 minutes later at 7:36 AM on November 6. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Calendar Year Picker. The chance of a wet day peaks at 37% on July 15. The percentage of time spent in various temperature bands. For a given day of the year and hour of the day, the fallback station is selected to minimize the prediction error over the years for which there are measurements for both stations. The chance of wet days at New Castle Airport varies throughout the year. Colder, drier snow tends to be on the higher end of that range and warmer, wetter snow on the lower end. Monthly Weather-New Castle, DE, United States. Calendar Year Picker. The snowless period of the year lasts for 7.9 months, from March 26 to November 24. The crash occurred … MERRA-2 Modern-Era Retrospective Analysis. Daylight saving time (DST) is observed at New Castle Airport during 2021, starting in the spring on March 14, lasting 7.8 months, and ending in the fall on November 7. Climate can mean the average weather for a particular region and time period taken over 30 years. The area within 2 miles of New Castle Airport is covered by artificial surfaces (92%), within 10 miles by artificial surfaces (51%) and trees (21%), and within 50 miles by cropland (35%) and trees (29%). The mean annual temperature ranges from 55 F in New Castle County to 56 F over Kent and Sussex counties. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. The stations contributing to this reconstruction are: New Castle Airport (94%, 3.2 kilometers, west); Philadelphia International Airport (3.1%, 37 kilometers, northeast); Millville Municipal Airport (1.8%, 53 kilometers, southeast); and Dover Air Force Base (1.5%, 60 kilometers, south). 10° 1° 29. The annual rainfall of 45.3 inches in New Castle County means that it is wetter than most places in Delaware. The average water temperature experiences significant seasonal variation over the course of the year. Within 50 miles contains only modest variations in elevation (1,112 feet). New Castle experiences some seasonal variation in monthly rainfall. New Castle, Delaware, USA - Current weather, an hourly forecast for today, tomorrow, detailed 10-day weather forecast and long range monthly outlook. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. Our beach/pool temperature score is 0 for perceived temperatures below 65°F, rising linearly to 9 for 75°F, to 10 for 82°F, falling linearly to 9 for 90°F, and to 1 for 100°F or hotter. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . The darkest day of the year is December 23, with an average of 1.9 kWh. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. The percentage of time spent in various temperature bands. For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. Delaware - Delaware - Climate: The climate of Delaware is humid and temperate. The brightest day of the year is June 27, with an average of 6.9 kWh. Current conditions at Wilmington, New Castle County Airport (KILG) Lat: 39.67°NLon: 75.61°WElev: 72ft. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. As with rainfall, we consider the snowfall accumulated over a sliding 31-day period centered around each day of the year. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 38% on July 15. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The day of the year with the warmest water is August 6, with an average temperature of 75°F. The earliest sunrise is at 5:33 AM on June 13, and the latest sunrise is 2 hours, 3 minutes later at 7:36 AM on November 6. The calmest day of the year is August 12, with an average hourly wind speed of 6.0 miles per hour. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Those scores are combined into a single hourly composite score, which is then aggregated into days, averaged over all the years in the analysis period, and smoothed. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The darkest day of the year is December 23, with an average of 1.9 kWh. The wind is most often from the south for 3.6 weeks, from June 1 to June 26 and for 2.5 months, from July 23 to October 6, with a peak percentage of 36% on August 2. The snowless period of the year lasts for 7.9 months, from March 26 to November 23. 20: Girard College Hosts 26th Annual ... Delaware Weather ... A coastal flood advisory remains in effect until 3 p.m. for Salem and Cumberland Counties in New Jersey and New Castle County in Delaware. Monthly averages New Castle Longitude: -85.3265, Latitude: 39.8759 Average weather New Castle, IN - 47362. The brighter period of the year lasts for 3.8 months, from April 28 to August 22, with an average daily incident shortwave energy per square meter above 5.9 kWh. The coldest day of the year is January 30, with an average low of 26°F and high of 40°F. The most rain falls during the 31 days centered around September 27, with an average total accumulation of 3.7 inches. The shaded overlays indicate night and civil twilight. The hottest day of the year is July 21, with an average high of 86°F and low of 70°F. The wetter season lasts 4.9 months, from March 31 to August 28, with a greater than 29% chance of a given day being a wet day. The drier season lasts 7.1 months, from August 27 to March 31. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. The least muggy day of the year is February 11, when muggy conditions are essentially unheard of. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. For the purposes of this report, the geographical coordinates of New Castle Airport are 39.678 deg latitude, -75.606 deg longitude, and 69 ft elevation. The earliest sunset is at 4:37 PM on December 7, and the latest sunset is 3 hours, 56 minutes later at 8:34 PM on June 27. The day of the year with the warmest water is August 6, with an average temperature of 75°F. The wind is most often from the west for 1.9 weeks, from May 19 to June 1; for 3.9 weeks, from June 26 to July 23; and for 7.4 months, from October 6 to May 19, with a peak percentage of 37% on July 8. The thin dotted line is the corresponding average liquid-equivalent snowfall. Temperatures in southern Delaware usually run about two degrees higher than these figures. Find Out More. The shaded overlays indicate night and civil twilight. However, annual precipitation amounts can vary greatly from one year to another. New Castle Airport is located near a large body of water (e.g., ocean, sea, or large lake). Lower dew points feel drier and higher dew points feel more humid. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Averages are for New Castle County Airport, which is 6 miles from Wilmington. Weather data is prone to errors, outages, and other defects. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. The wetter season lasts 4.9 months, from March 31 to August 27, with a greater than 30% chance of a given day being a wet day. New Castle County has seen 33,852 ... a total of 4,709 more than the 35- to 49-year-old age group at 13,229. The climate of Delaware is "humid temperate" with hot summers and mild winters. The drier season lasts 7.1 months, from August 28 to March 31. NEW CASTLE, Del. 4°-3° 30. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. At New Castle Airport, the summers are warm and humid, the winters are very cold, and it is wet and partly cloudy year round. The least rain falls around February 7, with an average total accumulation of 2.1 inches. New Castle Airport experiences some seasonal variation in monthly rainfall. The average hourly temperature, color coded into bands. Here are the yearly averages for rainfall plus snowfall in Delaware. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. Temperature (°F) 0 0.2 0.4 0.6 0.8 1. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Climate (2010–Present) Wilmington, New Castle County Airport (6.2 miles) Take a look at our website widgetsAvailable free! The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The predominant average hourly wind direction in New Castle varies throughout the year. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The brightest day of the year is June 27, with an average of 6.9 kWh. July is the wettest month in New Castle County with 4.7 inches of rain, and the driest month is February with 2.8 inches. Winter temperatures will be above normal, on average, with the coldest periods in mid-December and early and mid-January. The smallest chance of a wet day is 22% on October 20. The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. Climate is the average of weather over time. Average Weather at New Castle Airport Delaware, United States. Monthly: 1981-2010 normals There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in New Castle. Our beach/pool temperature score is 0 for perceived temperatures below 65°F, rising linearly to 9 for 75°F, to 10 for 82°F, falling linearly to 9 for 90°F, and to 1 for 100°F or hotter. At New Castle Airport, the summers are warm and humid, the winters are very cold, and it is wet and partly cloudy year round. Shortwave radiation includes visible light and ultraviolet radiation. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The Köppen-Geiger climate classification is Dfa. Based on this score, the best time of year to visit New Castle Airport for hot-weather activities is from late June to early September, with a peak score in the last week of July. In New Castle, DE, 62.8% of people are home owners … We report snowfall in liquid-equivalent terms. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. The percentage of time spent at various humidity comfort levels, categorized by dew point. As of 03:07 EST. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. 4° 0° 28. New Castle County Government Center (87 Reads Way, New Castle, DE 19720) Saturday, December 12 from 10 a.m. – 3 p.m.: University of Delaware STAR Campus (540 S College Ave, Newark, DE … Monthly averages Wilmington Longitude: -75.5467, Latitude: 39.7458 Average weather Wilmington, DE - 19801. Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter. Data from NOAA Climate at a Glance. July is the hottest month for Newark with an average high temperature of 86.9°, which ranks it as warmer than most places in Delaware. The thin dotted line is the corresponding average rainfall. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. According to the 2010 Census, the population of the city is 31,454. Climate information with charts. Within 50 miles contains only modest variations in elevation (1,096 feet). This report illustrates the typical weather in New Castle, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. (mi.) Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. New Castle is located near a large body of water (e.g., ocean, sea, or large lake). Over the course of the year, the temperature typically varies from 26°F to 86°F and is rarely below 13°F or above 93°F. The growing season in New Castle typically lasts for 7.1 months (217 days), from around April 3 to around November 5, rarely starting before March 18 or after April 19, and rarely ending before October 20 or after November 22. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. Dec. Calendar Month Picker. As of 6:44 pm EST. Annual Weather Summary November 2020 to October 2021. Date Time (EST) Flight Rules Wind Dir. The average hourly wind speed in New Castle experiences significant seasonal variation over the course of the year. 27. View. The average daily temperature at New Castle Airport in northern Delaware is 54 °F (12 °C), varying from an average high of 86 °F (30 °C) in July to an average low of 23 °F (−5 °C) in January. The predominant average hourly wind direction at New Castle Airport varies throughout the year. Click on each chart for more information. Tbilisi, Georgia (5,694 miles away) is the far-away foreign place with temperatures most similar to New Castle Airport (view comparison). Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in.) Based on this score, the best times of year to visit New Castle Airport for general outdoor tourist activities are from early June to early July and from early August to late September, with a peak score in the first week of September. Newark (/ ˈ n uː ɑːr k / NEW-ark) is a city in New Castle County, Delaware, United States. In the case of missing or erroneous measurements from this station, we fall back on records from nearby stations, adjusted according to typical seasonal and diurnal intra-station differences. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. In this report, we use a base of 50°F and a cap of 86°F. Based on growing degree days alone, the first spring blooms in New Castle should appear around April 1, only rarely appearing before March 17 or after April 15. The winter climate is intermediate between the cold of the Northeast and the mild weather of the South. Min. We assume no responsibility for any decisions made on the basis of the content presented on this site. WILMINGTON - Delaware State Police are no longer searching for a Maryland man they say went missing on New Year's Eve in New Castle County.. A … The time of year with cooler water lasts for 3.6 months, from December 20 to April 7, with an average temperature below 46°F. The number of hours during which the Sun is visible (black line). Dec. Calendar Month Picker. For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. The average daily incident shortwave solar energy experiences extreme seasonal variation over the course of the year. The average daily incident shortwave solar energy experiences extreme seasonal variation over the course of the year. Year Selection Submit. Over the course of the year, the temperature typically varies from 26°F to 86°F and is rarely below 13°F or above 93°F. In New Castle, the summers are warm and humid, the winters are very cold, and it is wet and partly cloudy year round. 50° 34° 29. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. Country: Delaware, USA, City: New Castle. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. New Castle, DE Weather History ... Day Selection. Annual Average 2010–Present 112.8in; Monthly Average 2010–Present 9.8in The hottest day of the year is July 21, with an average high of 86°F and low of 70°F. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. 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