Massachusetts weather by county

14 counties · records since 1895, through September 2026.

Weather › Massachusetts

Massachusetts in September 2026

0 of 14 counties ran at least 1° warmer than usual in September 2026, and 1 ran at least 1° cooler.
Warmest against its own records: Dukes County (26th-warmest September of 132). Even the least warm, Essex County, had its 53rd-warmest.
Wettest September against its records: Bristol County, 8.8 inches (3rd-wettest).
2 of 14 counties were in moderate drought or worse on NOAA's Palmer reading for September.
Since 1970 the state's counties have warmed about 0.6° per decade on average, Franklin County the most at 0.7°.

This week's forecast against the usual, and every month since 1895, for all 14 counties in Massachusetts. None had a top-10 warm September in 2026.