Weather in Chelmsford, Massachusetts, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Chelmsford
This Afternoon |
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Temperature: 90°F Wind Speed: 6 mph Wind Direction: SW Forecast: Sunny, with a high near 90. Heat index values as high as 96. Southwest wind around 6 mph. |
Tonight |
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Temperature: 69°F Wind Speed: 5 mph Wind Direction: SW Forecast: Mostly clear, with a low around 69. Southwest wind around 5 mph. New rainfall amounts less than a tenth of an inch possible. |
Wednesday |
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Temperature: 92°F Wind Speed: 2 to 6 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 92. Heat index values as high as 98. Southwest wind 2 to 6 mph. |
Wednesday Night |
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Temperature: 73°F Wind Speed: 6 mph Wind Direction: SW Forecast: A slight chance of showers and thunderstorms between 8pm and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Heat index values as high as 95. Southwest wind around 6 mph. Chance of precipitation is 30%. |
Thursday |
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Temperature: 90°F Wind Speed: 5 to 8 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind 5 to 8 mph. Chance of precipitation is 50%. |
Thursday Night |
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Temperature: 74°F Wind Speed: 7 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 74. Southwest wind around 7 mph. Chance of precipitation is 40%. |
Friday |
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Temperature: 86°F Wind Speed: 7 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 86. Northwest wind around 7 mph. Chance of precipitation is 30%. |
Friday Night |
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Temperature: 63°F Wind Speed: 2 to 6 mph Wind Direction: N Forecast: A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 63. North wind 2 to 6 mph. |
Saturday |
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Temperature: 83°F Wind Speed: 5 mph Wind Direction: NE Forecast: Sunny, with a high near 83. Northeast wind around 5 mph. |
Saturday Night |
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Temperature: 64°F Wind Speed: 5 mph Wind Direction: S Forecast: Partly cloudy, with a low around 64. South wind around 5 mph. |
Sunday |
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Temperature: 83°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: A chance of rain showers after 7am. Partly sunny, with a high near 83. Southwest wind 2 to 7 mph. Chance of precipitation is 40%. |
Sunday Night |
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Temperature: 66°F Wind Speed: 3 to 7 mph Wind Direction: SW Forecast: A chance of rain showers. Mostly cloudy, with a low around 66. Southwest wind 3 to 7 mph. Chance of precipitation is 40%. |
Monday |
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Temperature: 82°F Wind Speed: 7 mph Wind Direction: NW Forecast: A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Northwest wind around 7 mph. |
Monday Night |
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Temperature: 62°F Wind Speed: 2 to 6 mph Wind Direction: N Forecast: A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 62. North wind 2 to 6 mph. |