7-Day Forecast Summary
7-Day Detailed Weather Forecast for Charlestown
Overnight |
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Temperature: 75°F Wind Speed: 2 mph Wind Direction: S Forecast: Clear, with a low around 75. South wind around 2 mph. |
Wednesday |
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Temperature: 98°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: Sunny, with a high near 98. Heat index values as high as 103. Southwest wind 2 to 7 mph. |
Wednesday Night |
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Temperature: 76°F Wind Speed: 1 to 6 mph Wind Direction: SW Forecast: Clear, with a low around 76. Heat index values as high as 100. Southwest wind 1 to 6 mph. |
Thursday |
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Temperature: 98°F Wind Speed: 1 to 6 mph Wind Direction: SW Forecast: Sunny, with a high near 98. Heat index values as high as 104. Southwest wind 1 to 6 mph. |
Thursday Night |
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Temperature: 75°F Wind Speed: 1 to 5 mph Wind Direction: SW Forecast: Mostly clear, with a low around 75. Southwest wind 1 to 5 mph. |
Friday |
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Temperature: 97°F Wind Speed: 1 to 6 mph Wind Direction: SW Forecast: A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms between 11am and 2pm. Sunny, with a high near 97. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 74°F Wind Speed: 3 mph Wind Direction: N Forecast: Partly cloudy, with a low around 74. |
Saturday |
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Temperature: 93°F Wind Speed: 1 to 6 mph Wind Direction: N Forecast: A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 40%. |
Saturday Night |
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Temperature: 68°F Wind Speed: 2 to 6 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 40%. |
Sunday |
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Temperature: 89°F Wind Speed: 3 to 8 mph Wind Direction: NE Forecast: Sunny, with a high near 89. |
Sunday Night |
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Temperature: 64°F Wind Speed: 3 to 8 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 64. |
Labor Day |
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Temperature: 89°F Wind Speed: 6 mph Wind Direction: E Forecast: Mostly sunny, with a high near 89. |
Monday Night |
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Temperature: 67°F Wind Speed: 6 mph Wind Direction: E Forecast: Partly cloudy, with a low around 67. |
Tuesday |
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Temperature: 89°F Wind Speed: 6 mph Wind Direction: S Forecast: Mostly sunny, with a high near 89. |

