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      Elev 620 ft, 40.627 °N 76.618 °W

      Williamstown, PA

      Tue, Sep 29, 2026
      Today
      Tue 09/29
      High 69°f
      2% Precip. / 0 in
      Overcast. High 69F. Winds light and variable.
      Tonight
      Tue 09/29
      Low 58°f
      14% Precip. / 0 in
      Considerable cloudiness. Low 58F. Winds light and variable.
      Sunrise 7:01 AM
      Sunset 6:51 PM
      Moonrise 8:12 PM
      Moonset 10:27 AM
      Waning Gibbous, 86% visible
      Hourly Forecast
      Now
      68°
      3PM
      68°
      4PM
      68°
      5PM
      68°
      6PM
      69°
      6:51PM
      Sunset
      7PM
      66°
      8PM
      64°
      9PM
      63°
      10PM
      63°
      11PM
      62°
      12AM
      61°
      1AM
      60°
      2AM
      61°
      3AM
      60°
      4AM
      60°
      5AM
      59°
      6AM
      59°
      7AM
      59°
      7:02AM
      Sunrise
      8AM
      60°
      9AM
      63°
      10AM
      67°
      11AM
      69°
      12PM
      72°
      1PM
      73°
      2PM
      74°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      3:00 pm
      Cloudy
      68°F 68°F 1% 0in 94% 58°F 70% 5 mph NW 30.02in
      4:00 pm
      Cloudy
      68°F 68°F 1% 0in 96% 58°F 70% 4 mph NW 30.01in
      5:00 pm
      Cloudy
      68°F 68°F 2% 0in 95% 58°F 70% 4 mph NW 30.01in
      6:00 pm
      Cloudy
      69°F 69°F 2% 0in 80% 59°F 71% 2 mph WNW 30.02in
      7:00 pm
      Cloudy
      66°F 66°F 4% 0in 81% 60°F 81% 2 mph WNW 30.03in
      8:00 pm
      Cloudy
      64°F 64°F 8% 0in 87% 60°F 87% 1 mph NW 30.05in
      9:00 pm
      Cloudy
      63°F 63°F 9% 0in 92% 60°F 91% 0 mph N 30.06in
      10:00 pm
      Cloudy
      63°F 63°F 15% 0in 83% 60°F 91% 0 mph SW 30.07in
      11:00 pm
      Mostly Cloudy
      62°F 62°F 7% 0in 74% 60°F 94% 0 mph SSW 30.08in
      Additional Conditions
      1. Pressure 30.02 in
      2. Visibility 10 miles
      3. Clouds Cloudy
      4. Dew Point58°F
      5. Humidity 71%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KMUI Station History
      Almanac for September 29, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 69°F 71°F 80°F 1983
      4. Low 55°F 50°F 33°F 2000
      5. Rain/Snow Depth
      6. Precipitation 0 in 2.9 in -
      7. Snow 0 in 0 in -
      Almanac for September 30, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 76°F 70°F 88°F
      4. Low 58°F 50°F 36°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:01 AM 6:51 PM
      3. Civil Twilight 6:33 AM 7:18 PM
      4. Nautical Twilight 6:02 AM 7:50PM
      5. Astronomical Twilight 5:29 AM 8:22 PM
      1. Length of Visible Light 12h 45m
      2. Length of Day 11h 50m
      3. Tomorrow will be 2 minutes 39 seconds shorter
      1. Moon 8:12 PM 10:27 AM
      2. Waning Gibbous86% of the Moon is Illuminated
      Oct 3
      Waning Half Last Qtr
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nearby Weather Stations
      Station Location
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      Windchill
      Heat Index
      Dew Point
      Humidity
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      Precip.
      Elev.
      Updated
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      Level Access
      Glossary