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      Elev 423 ft, 39.963 °N 75.610 °W

      West Chester, PA

      Updated: 4:27 PM EDT on September 20, 2026 (GMT -4)
      2 minutes ago
      76°
      63°
      73
      Feels Like 75
      Mostly Cloudy
      N
      1
      Lower temperature is expected tomorrow
      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
        Tonight
        Sun 09/20
        Low 61°f
        71% Precip. / 0.16 in
        Showers early with some clearing overnight. Low 61F. Winds light and variable. Chance of rain 70%.
        Tomorrow
        Mon 09/21
        High 68°f
        19% Precip. / 0 in
        Partly cloudy skies during the morning hours will become overcast in the afternoon. Slight chance of a rain shower. High 68F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Mon 09/21
        Low 55°f
        77% Precip. / 0.32 in
        Rain likely. Low near 55F. Winds NE at 5 to 10 mph. Chance of rain 80%. Rainfall around a quarter of an inch.
        Hourly Forecast
        Now
        74°
        5PM
        51%
        74°
        6PM
        42%
        71°
        7PM
        72%
        71°
        7:02PM
        Sunset
        8PM
        39%
        71°
        9PM
        70°
        10PM
        52%
        69°
        11PM
        47%
        68°
        12AM
        67°
        1AM
        67°
        2AM
        66°
        3AM
        65°
        4AM
        65°
        5AM
        64°
        6AM
        63°
        6:49AM
        Sunrise
        7AM
        62°
        8AM
        63°
        9AM
        64°
        10AM
        65°
        11AM
        66°
        12PM
        66°
        1PM
        67°
        2PM
        67°
        3PM
        68°
        4PM
        68°
        Additional Conditions
        1. Pressure 29.88 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point68°F
        5. Humidity 84%
        6. Rainfall 0.59 in
        7. Snow Depth 0 in
        KOQN Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 77°F 93°F 1983
        4. Low 63°F 52°F 37°F 1979
        5. Rain/Snow Depth
        6. Precipitation 0.16 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 76°F 96°F
        4. Low 63°F 52°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 7:02 PM
        3. Civil Twilight 6:21 AM 7:29 PM
        4. Nautical Twilight 5:49 AM 8:01PM
        5. Astronomical Twilight 5:17 AM 8:33 PM
        1. Length of Visible Light 13h 8m
        2. Length of Day 12h 14m
        3. Tomorrow will be 2 minutes 36 seconds shorter
        1. Moon 4:03 PM 12:17 AM
        2. Waxing Gibbous68% 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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        Weather Alerts
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