Hurricanes and Tornadoes That Hit Weston, MA

The nearest NOAA station with 1991–2020 climate normals is Natick, MA, 6 miles southwest of Weston at 180 feet. July is the warmest, with an average high of 82°F and low of 62°F; January is the coolest, at 35°F and 18°F. October is the wettest at 4.8 inches of precipitation on average and February the driest at 3.1 inches; the year adds up to 47.3 inches over 82 days with at least a tenth of an inch. June to November, the hurricane season months, bring 52% of the year's precipitation (24.5 of 47.3 inches); the other six months are drier. September has brought the most of the 50 tropical systems that passed within 75 miles (19); a normal September there has highs of 73°F and 4.2 inches of precipitation. Highs reach 90°F on about 7 days a year, almost all from June to August. Lows fall below freezing on about 143 nights a year. Snowfall averages 45.7 inches a year, most of it in January. That 47.3 inches is more than at 19 of the 65 Massachusetts stations used on this site (29%). Waltham, 3 miles northeast, has its own station (Bedford Hanscom Field, MA): 42.6 inches a year, 4.7 less than here, and a July average high of 85°F against 82°F.

Sea level at the Boston tide gauge, 12 miles from Weston, has risen 1.17 ± 0.03 inches per decade from 1921 to 2025, NOAA's linear trend; at that pace it is 11.7 inches in a hundred years. That is faster than at 68 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 444 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Weston: 288 thunderstorm wind reports, 97 floods, 37 flash floods and 22 lightning strikes. They killed 0 people and injured 9, and the NWS estimated $33.3 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on July 7, 2014. July has had the most flash floods, 19 of 37. Of the 339 Massachusetts cities on this site with a flash flood on record, 284 have had fewer than Weston.

Flood insurance policyholders in Weston's ZIP code 02493 have filed 37 claims with the National Flood Insurance Program since 1979, and were paid $235,000 for buildings and contents, in the dollars of each year. The year with the most claims was 2010, with 10. 65% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 229 Massachusetts cities on this site with 10 or more claims, 109 have fewer than Weston.