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      Gale Watch
      until 6:00 PM EDT
      +1 more alert
      Elev 6 ft, 39.676 °N 75.550 °W

      New Castle, DE

      New Castle Station70°
      Updated: 4:06 AM EDT on September 21, 2026 (GMT -4)
      3 minutes ago
      72°
      62°
      70
      Feels Like 70
      Mostly Cloudy
      N
      11
      Gusts 20 mph
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Mon 09/21
        High 72°f
         15% Precip. / 0 in
        A mix of clouds and sun during the morning will give way to cloudy skies this afternoon. Slight chance of a rain shower. High 72F. Winds NE at 10 to 15 mph.
        Tonight
        Mon 09/21
        Low 59°f
         38% Precip. / 0.02 in
        Showers early, then cloudy overnight. Low 59F. Winds ENE at 10 to 15 mph. Chance of rain 40%.
        Tomorrow
        Tue 09/22
        High 64°f55°f
         68% Precip. / 0.18 in
        Steady light rain in the morning. Showers continuing in the afternoon. High 64F. Winds NE at 10 to 20 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        66°
        5AM
        66°
        6AM
        65°
        6:48AM
        Sunrise
        7AM
        64°
        8AM
        65°
        9AM
        67°
        10AM
        68°
        11AM
        70°
        12PM
        71°
        1PM
        72°
        2PM
        71°
        3PM
        70°
        4PM
        71°
        5PM
        71°
        6PM
        70°
        7PM
        68°
        7:00PM
        Sunset
        8PM
        67°
        9PM
        65°
        10PM
        35%
        65°
        11PM
        65°
        12AM
        38%
        64°
        1AM
        35%
        63°
        2AM
        63°
        3AM
        62°
        4AM
        62°
        Precipitation
        38%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        24
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.95 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point63°F
        5. Humidity 89%
        6. Rainfall 0.39 in
        7. Snow Depth 0 in
         KILG Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 77°F 97°F 1895
        4. Low 62°F 58°F 37°F 1956
        5. Rain/Snow Depth
        6. Precipitation 0.02 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 64°F 76°F 99°F
        4. Low 62°F 57°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 7:00 PM
        3. Civil Twilight 6:22 AM 7:27 PM
        4. Nautical Twilight 5:50 AM 7:59PM
        5. Astronomical Twilight 5:18 AM 8:31 PM
        1. Length of Visible Light 13h 5m
        2. Length of Day 12h 11m
        3. Tomorrow will be 2 minutes 35 seconds shorter
        1. Moon 4:37 PM 1:19 AM
        2. Waxing Gibbous77% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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