Hurricanes and Tornadoes That Hit Berwick, ME

The nearest NOAA station with 1991–2020 climate normals is Rochester Skyhaven Airport, NH, 4 miles west of Berwick at 323 feet. July is the warmest, with an average high of 82°F and low of 60°F; January is the coolest, at 33°F and 15°F. October is the wettest at 4.4 inches of precipitation on average and February the driest at 2.2 inches; the year adds up to 41.2 inches over 76 days with at least a tenth of an inch. June to November, the hurricane season months, bring 54% of the year's precipitation (22.3 of 41.2 inches); the other six months are drier. September has brought the most of the 36 tropical systems that passed within 75 miles (15); a normal September there has highs of 73°F and 3.4 inches of precipitation. Highs reach 90°F on about 11 days a year, almost all from June to August. Lows fall below freezing on about 145 nights a year. That 41.2 inches is more than at 4 of the 47 Maine stations used on this site (9%). Rollinsford, NH, 5 miles south, has its own station (Durham 2 N, NH): 48.0 inches a year, 6.8 more than here, and a July average high of 81°F against 82°F.

Water temperature at the NOAA tide station Seavey Island, ME, 16 miles south, averaged 64°F in August and 37°F in February over 2021–2025. No month averaged 80°F. Sea level at the Seavey Island tide gauge, 16 miles from Berwick, has risen 0.87 ± 0.04 inches per decade from 1926 to 2025, NOAA's linear trend; at that pace it is 8.7 inches in a hundred years. That is faster than at 48 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 87 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Berwick: 79 thunderstorm wind reports, 3 floods, 3 lightning strikes, 1 flash flood and 1 heavy rain event. They killed 0 people and injured 7, and the NWS estimated $1.1 million in property and crop damage. The strongest thunderstorm gust on record here was 69 mph, on July 6, 1999.

Flood insurance policyholders in Berwick's ZIP code 03901 have filed 15 claims with the National Flood Insurance Program since 2006, and were paid $380,000 for buildings and contents, in the dollars of each year. 47% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 61 Maine cities on this site with 10 or more claims, 16 have fewer than Berwick.