Williamstown, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance of Storms
    63°
    Tuesday 5/7
    Forecast night icon
    63°
    70% Chance of Storms
    Hourly
    Night Details
    Mostly cloudy. Isolated showers this evening then showers and thunderstorms likely. Lows in the lower 60s. South winds around 5 mph. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    81°
    Forecast night icon
    Night
    30% Chance Rain Showers
    59°
    Wednesday 5/8
    Day
    81°
    50% Chance of Storms
    Forecast day icon
    Night
    59°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and thunderstorms in the morning then sunny in the afternoon. Highs in the lower 80s. Southwest winds 5 to 10 mph becoming west 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of rain 50 percent.
    Night Details
    Mostly clear in the evening then mostly cloudy with a chance of showers after midnight. Lows in the upper 50s. West winds 10 to 15 mph becoming northwest around 5 mph after midnight. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    Rain
    65°
    Forecast night icon
    Night
    Rain
    51°
    Thursday 5/9
    Day
    65°
    Rain
    Forecast day icon
    Night
    51°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers in the afternoon. Not as warm with highs around 70. East winds 5 to 10 mph. Chance of rain 90 percent.
    Night Details
    Mostly cloudy. Showers mainly in the evening. Lows in the lower 50s. North winds 5 to 10 mph becoming northwest 10 to 15 mph after midnight. Chance of rain 90 percent.
  • Forecast day icon
    Friday
    60% Chance Rain Showers
    60°
    Forecast night icon
    Night
    60% Chance Rain Showers
    45°
    Friday 5/10
    Day
    60°
    60% Chance Rain Showers
    Forecast day icon
    Night
    45°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the morning then showers likely in the afternoon. Highs in the lower 60s. Chance of rain 60 percent.
    Night Details
    Partly cloudy. Showers likely in the evening. Lows in the mid 40s. Chance of rain 60 percent.
  • Forecast day icon
    Saturday
    40% Chance Rain Showers
    62°
    Forecast night icon
    Night
    40% Chance Rain Showers
    48°
    Saturday 5/11
    Day
    62°
    40% Chance Rain Showers
    Forecast day icon
    Night
    48°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    63°
    Forecast night icon
    Night
    50% Chance Rain Showers
    48°
    Sunday 5/12
    Day
    63°
    50% Chance Rain Showers
    Forecast day icon
    Night
    48°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the mid 60s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A chance of showers in the evening. Lows in the upper 40s. Chance of rain 50 percent.
  • Forecast day icon
    Monday
    30% Chance Rain Showers
    67°
    Forecast night icon
    Night
    30% Chance Rain Showers
    52°
    Monday 5/13
    Day
    67°
    30% Chance Rain Showers
    Forecast day icon
    Night
    52°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.
    Night Details
    Partly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 30 percent.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    30% Chance of Rain
    54°
    Tuesday 5/14
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    54°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 54F. Dew point will be around 53F with an average humidity of 79%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    72°
    Forecast night icon
    Night
    30% Chance of Rain
    57°
    Wednesday 5/15
    Day
    72°
    30% Chance of Rain
    Forecast day icon
    Night
    57°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 72F. Dew point will be around 54F with an average humidity of 69%. Winds will be 3 mph from the SW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 57F. Dew point will be around 55F with an average humidity of 82%. Winds will be 2 mph from the S.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    72°
    Forecast night icon
    Night
    50% Chance of Rain
    58°
    Thursday 5/16
    Day
    72°
    40% Chance of Rain
    Forecast day icon
    Night
    58°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 72F. Dew point will be around 56F with an average humidity of 70%. Winds will be 1 mph from the S.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 58F. Dew point will be around 56F with an average humidity of 81%. Winds will be 3 mph from the S.