| National Weather Service Forecast for:
Somerville MA Issued by: National Weather Service Norton, MA |
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| Updated: 11:57 pm EDT Jun 29, 2026 | ||||||||||||||||||
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| Overnight |
Mostly clear, with a low around 66. Southwest wind 3 to 6 mph. |
| Tuesday |
Mostly sunny, with a high near 89. South wind 5 to 11 mph. |
| Tuesday Night |
A chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 73. Southwest wind around 14 mph. Chance of precipitation is 40%. |
| Wednesday |
Partly sunny and hot, with a high near 99. Heat index values as high as 107. Southwest wind 13 to 15 mph. |
| Wednesday Night |
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Southwest wind 6 to 10 mph. Chance of precipitation is 20%. |
| Thursday |
Sunny and hot, with a high near 100. West wind 7 to 9 mph. |
| Thursday Night |
Clear, with a low around 80. West wind 5 to 8 mph. |
| Friday |
Sunny and hot, with a high near 100. West wind 6 to 11 mph. |
| Friday Night |
Mostly clear, with a low around 76. West wind 3 to 7 mph. |
| Independence Day |
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. West wind 5 to 8 mph. Chance of precipitation is 40%. |
| Saturday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. West wind 3 to 5 mph. Chance of precipitation is 30%. |
| Sunday |
Mostly sunny, with a high near 89. Light and variable wind becoming northeast 5 to 8 mph in the morning. |
| Sunday Night |
Partly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening. |
| Monday |
Partly sunny, with a high near 84. Light east wind increasing to 5 to 9 mph in the morning. |
Forecast from NOAA-NWS for Somerville MA.
