All-time weather records — Weymouth Town, MA

Record high
100.9°F
July 22, 2011
Record low
-13.0°F
January 22, 1961
Wettest day
9.00 in
March 15, 2026

Climate change signal in Weymouth Town

22.4%

of Weymouth Town's all-time daily heat records were set in the last decade (82 of 366 records since 2015).

6.3%

of all-time daily cold records were set in the last decade (23 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1960s
41
131
1970s
44
81
1980s
28
65
1990s
63
35
2000s
72
25
2010s
75
25
2020s
43
4

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1960, the latest in 2026. Period of observation: 1960-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 70.0°F — Jan 12, 2020 -13.0°F — Jan 22, 1961 2.60 in — Jan 25, 1979
February 73.0°F — Feb 24, 2017 -9.9°F — Feb 4, 2023 3.55 in — Feb 24, 1998
March 89.1°F — Mar 31, 1998 0.0°F — Mar 1, 2015 9.00 in — Mar 15, 2026
April 95.0°F — Apr 17, 2002 15.1°F — Apr 1, 1964 8.02 in — Apr 18, 2026
May 97.0°F — May 18, 2017 27.0°F — May 2, 1964 4.72 in — May 31, 1984
June 100.0°F — Jun 10, 2008 35.1°F — Jun 6, 1964 4.40 in — Jun 7, 2006
July 100.9°F — Jul 22, 2011 42.1°F — Jul 7, 1965 3.47 in — Jul 13, 1996
August 100.0°F — Aug 2, 1975 34.0°F — Aug 31, 1965 5.76 in — Aug 14, 2005
September 97.0°F — Sep 3, 2018 28.9°F — Sep 22, 1962 4.70 in — Sep 3, 1972
October 88.0°F — Oct 5, 2007 18.0°F — Oct 31, 1966 5.50 in — Oct 20, 1996
November 81.0°F — Nov 6, 2024 1.9°F — Nov 24, 1989 3.61 in — Nov 25, 1983
December 77.0°F — Dec 7, 1998 -8.0°F — Dec 26, 1980 3.46 in — Dec 12, 1992

Click a month to see every daily record for that month in Weymouth Town.