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      Elev 449 ft, 40.041 °N 76.424 °W

      Mountville, PA

      Chestnut Hill Station68°
      Updated: 12:05 AM EDT on September 21, 2026 (GMT -4)
      8 minutes ago
      70°
      65°
      68
      Feels Like 68
      Cloudy
      N
      5
      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
        Tonight
        Sun 09/20
        Low 60°f
         15% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. Low near 60F. Winds light and variable.
        Tomorrow
        Mon 09/21
        High 67°f
         45% Precip. / 0.06 in
        Cloudy with occasional showers for the afternoon. High 67F. Winds NE at 5 to 10 mph. Chance of rain 50%.
        Tomorrow night
        Mon 09/21
        Low 55°f
         72% Precip. / 0.19 in
        Rain showers in the evening will evolve into a more steady rain overnight. Low around 55F. Winds NE at 5 to 10 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        67°
        1AM
        66°
        2AM
        65°
        3AM
        65°
        4AM
        64°
        5AM
        63°
        6AM
        62°
        6:52AM
        Sunrise
        7AM
        61°
        8AM
        62°
        9AM
        63°
        10AM
        63°
        11AM
        64°
        12PM
        66°
        1PM
        66°
        2PM
        66°
        3PM
        36%
        67°
        4PM
        46%
        67°
        5PM
        45%
        65°
        6PM
        64°
        7PM
        64°
        7:04PM
        Sunset
        8PM
        34%
        62°
        9PM
        32%
        62°
        10PM
        61°
        11PM
        48%
        61°
        12AM
        38%
        60°
        Precipitation
        48%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        36
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.95 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point65°F
        5. Humidity 91%
        6. Rainfall 0.68 in
        7. Snow Depth 0 in
         KLNS Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 75°F 90°F 1983
        4. Low 65°F 51°F 30°F 2010
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 74°F 93°F
        4. Low 65°F 50°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:52 AM 7:04 PM
        3. Civil Twilight 6:25 AM 7:31 PM
        4. Nautical Twilight 5:53 AM 8:03PM
        5. Astronomical Twilight 5:21 AM 8:35 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 11m
        3. Tomorrow will be 2 minutes 37 seconds shorter
        1. Moon 4:41 PM 1:21 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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