Weather in Williamstown, Pennsylvania, United States

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7-Day Detailed Weather Forecast for Williamstown

Today

Temperature: 81°F

Wind Speed: 2 to 6 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms between 8am and 10am, then showers and thunderstorms likely between 10am and 3pm, then a slight chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a high near 81. Southeast wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Tonight

Temperature: 67°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 67. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Temperature: 89°F

Wind Speed: 3 to 7 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms between 2pm and 4pm. Partly sunny, with a high near 89. Heat index values as high as 100. Southwest wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday Night

Temperature: 68°F

Wind Speed: 2 to 6 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. Northwest wind 2 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 84°F

Wind Speed: 3 to 7 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Northwest wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday Night

Temperature: 56°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

Temperature: 79°F

Wind Speed: 3 to 7 mph

Wind Direction: N

Forecast: Sunny, with a high near 79.

Saturday Night

Temperature: 52°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 52.

Sunday

Temperature: 77°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: Sunny, with a high near 77.

Sunday Night

Temperature: 52°F

Wind Speed: 2 mph

Wind Direction: E

Forecast: Partly cloudy, with a low around 52.

Labor Day

Temperature: 79°F

Wind Speed: 1 to 5 mph

Wind Direction: SE

Forecast: Mostly sunny, with a high near 79.

Monday Night

Temperature: 55°F

Wind Speed: 2 mph

Wind Direction: S

Forecast: A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 55.

Tuesday

Temperature: 80°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Partly sunny, with a high near 80.

Tuesday Night

Temperature: 56°F

Wind Speed: 3 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a low around 56.