Hurricanes and Tornadoes That Hit Conway, NH

The nearest NOAA station with 1991–2020 climate normals is N Conway, NH, 6 miles north of Conway at 522 feet. July is the warmest, with an average high of 81°F and low of 58°F; January is the coolest, at 30°F and 10°F. October is the wettest at 5.5 inches of precipitation on average and February the driest at 3.2 inches; the year adds up to 50.3 inches over 86 days with at least a tenth of an inch. June to November, the hurricane season months, bring 54% of the year's precipitation (27.1 of 50.3 inches); the other six months are drier. September has brought the most of the 33 tropical systems that passed within 75 miles (14); a normal September there has highs of 72°F and 3.7 inches of precipitation. Highs reach 90°F on about 8 days a year, almost all from June to August. Lows fall below freezing on about 172 nights a year. Snowfall averages 84.0 inches a year, most of it in February. That 50.3 inches is more than at 35 of the 39 New Hampshire stations used on this site (90%). Fryeburg, ME, 12 miles northeast, has its own station (Fryeburg E Slopes Airport, ME): 47.0 inches a year, 3.3 less than here, and a July average high of 82°F against 81°F.

Since 1996, the National Weather Service has logged 151 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Conway: 74 thunderstorm wind reports, 54 floods, 20 flash floods, 2 lightning strikes and 1 heavy rain event. They killed 1 person and injured 2, and the NWS estimated $3.2 million in property and crop damage. The strongest thunderstorm gust on record here was 85 mph, on July 1, 2017. June has had the most flash floods, 10 of 20. Of the 141 New Hampshire cities on this site with a flash flood on record, 122 have had fewer than Conway.

Flood insurance policyholders in Conway's ZIP code 03818 have filed 56 claims with the National Flood Insurance Program since 1978, and were paid $823,000 for buildings and contents, in the dollars of each year. The most came from Hurricane Irene in 2011: 14 claims (25% of all) and $446,000, then Flooding in 1987 with 10. 55% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 60 New Hampshire cities on this site with 10 or more claims, 46 have fewer than Conway.