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      Elev 155 ft, 39.630 °N 77.402 °W

      Thurmont, MD

      Colonial Heights Station67°
      Updated: 7:04 AM EDT on September 20, 2026 (GMT -4)
      1 minute ago
      78°
      67°
      67
      Feels Like 67
      Light Rain
      N
      6
      Higher 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
        Sun 09/20
        High 78°f
         80% Precip. / 0.16 in
        Rain and scattered thunderstorms for the afternoon. High 78F. Winds SW at 5 to 10 mph. Chance of rain 80%.
        Tonight
        Sun 09/20
        Low 62°f
         24% Precip. / 0 in
        Cloudy skies. Low 62F. Winds N at 5 to 10 mph.
        Tomorrow
        Mon 09/21
        High 66°f57°f
         68% Precip. / 0.27 in
        Considerable cloudiness with occasional rain showers. High 66F. Winds NE at 5 to 10 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        68°
        8AM
        34%
        68°
        9AM
        61%
        69°
        10AM
        83%
        70°
        11AM
        35%
        71°
        12PM
        73°
        1PM
        75°
        2PM
        76°
        3PM
        77°
        4PM
        56%
        76°
        5PM
        49%
        76°
        6PM
        75°
        7PM
        30%
        74°
        7:09PM
        Sunset
        8PM
        73°
        9PM
        72°
        10PM
        71°
        11PM
        70°
        12AM
        69°
        1AM
        69°
        2AM
        68°
        3AM
        67°
        4AM
        66°
        5AM
        65°
        6AM
        64°
        6:56AM
        Sunrise
        7AM
        36%
        63°
        Precipitation
        83%
        Rain continuing through 11 AM
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        36
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.96 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point65°F
        5. Humidity 90%
        6. Rainfall 0.07 in
        7. Snow Depth 0 in
         KFDK Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 74°F 82°F 2000
        4. Low 67°F 56°F 41°F 1979
        5. Rain/Snow Depth
        6. Precipitation 0.16 in - in -
        7. Snow 0 in - in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 73°F 84°F
        4. Low 67°F 56°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:55 AM 7:09 PM
        3. Civil Twilight 6:28 AM 7:36 PM
        4. Nautical Twilight 5:57 AM 8:08PM
        5. Astronomical Twilight 5:24 AM 8:40 PM
        1. Length of Visible Light 13h 8m
        2. Length of Day 12h 14m
        3. Tomorrow will be 2 minutes 35 seconds shorter
        1. Moon 4:10 PM 12:25 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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