Williamstown, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    51°
    Monday 4/15
    Forecast night icon
    51°
    Clear
    Hourly
    Night Details
    Clear cooler with lows in the mid 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Tuesday
    Sunny
    69°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Tuesday 4/16
    Day
    69°
    Sunny
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows around 50. Southeast winds around 5 mph.
  • Forecast day icon
    Wednesday
    80% Chance Rain Showers
    57°
    Forecast night icon
    Night
    Rain
    50°
    Wednesday 4/17
    Day
    57°
    80% Chance Rain Showers
    Forecast day icon
    Night
    50°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers in the afternoon. Cooler with highs in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 80 percent.
    Night Details
    Showers. Lows in the lower 50s. East winds 10 to 15 mph. Chance of rain 90 percent.
  • Forecast day icon
    Thursday
    70% Chance Rain Showers
    54°
    Forecast night icon
    Night
    40% Chance Rain Showers
    45°
    Thursday 4/18
    Day
    54°
    70% Chance Rain Showers
    Forecast day icon
    Night
    45°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Showers likely mainly in the morning. Highs in the upper 50s. Chance of rain 70 percent.
    Night Details
    Mostly cloudy. A chance of showers in the evening. Lows in the upper 40s. Chance of rain 40 percent.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    58°
    Forecast night icon
    Night
    40% Chance Rain Showers
    49°
    Friday 4/19
    Day
    58°
    40% Chance Rain Showers
    Forecast day icon
    Night
    49°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    61°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Saturday 4/20
    Day
    61°
    30% Chance Rain Showers
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the morning. Highs in the lower 60s. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the lower 40s.
  • Forecast day icon
    Sunday
    Partly Sunny
    54°
    Forecast night icon
    Night
    Partly Cloudy
    36°
    Sunday 4/21
    Day
    54°
    Partly Sunny
    Forecast day icon
    Night
    36°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Mostly Sunny
    56°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Monday 4/22
    Day
    56°
    Mostly Sunny
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 60s.
    Night Details
    Mostly clear. Low temperature around 40F. Dew point will be around 33F with an average humidity of 65%. Winds will be 1 mph from the E.
  • Forecast day icon
    Tuesday
    Sunny
    58°
    Forecast night icon
    Night
    30% Chance of Rain
    44°
    Tuesday 4/23
    Day
    58°
    Sunny
    Forecast day icon
    Night
    44°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 58F. Dew point will be around 36F with an average humidity of 59%. Winds will be 3 mph from the S.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 44F. Dew point will be around 39F with an average humidity of 72%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    60°
    Forecast night icon
    Night
    40% Chance of Rain
    47°
    Wednesday 4/24
    Day
    60°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 60F. Dew point will be around 42F with an average humidity of 65%. Winds will be 3 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 47F. Dew point will be around 43F with an average humidity of 75%. Winds will be 2 mph from the SE.