Hurricanes and Tornadoes That Hit Bethlehem, CT

The nearest NOAA station with 1991–2020 climate normals is Bakersville, CT, 17 miles northeast of Bethlehem at 686 feet. July is the warmest, with an average high of 82°F and low of 58°F; January is the coolest, at 33°F and 15°F. October is the wettest at 5.4 inches of precipitation on average and February the driest at 3.5 inches; the year adds up to 54.3 inches over 88 days with at least a tenth of an inch. June to November, the hurricane season months, bring 53% of the year's precipitation (28.8 of 54.3 inches); the other six months are drier. September has brought the most of the 47 tropical systems that passed within 75 miles (20); a normal September there has highs of 72°F and 5.0 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 158 nights a year. Snowfall averages 59.1 inches a year, most of it in February. That 54.3 inches is more than at 26 of the 27 Connecticut stations used on this site (96%). Watertown, 5 miles southeast, has its own station (Burlington, CT): 53.5 inches a year, 0.8 less than here, and a July average high of 84°F against 82°F.

Since 1996, the National Weather Service has logged 199 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Bethlehem: 148 thunderstorm wind reports, 34 flash floods, 9 lightning strikes, 7 floods and 1 heavy rain event. They killed 1 person and injured 2, and the NWS estimated $1.1 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on June 9, 2011. September has had the most flash floods, 16 of 34. Of the 186 Connecticut cities on this site with a flash flood on record, 103 have had fewer than Bethlehem.