Hurricanes and Tornadoes That Hit Roxbury, CT

The nearest NOAA station with 1991–2020 climate normals is Danbury, CT, 12 miles southwest of Roxbury at 405 feet. July is the warmest, with an average high of 85°F and low of 64°F; January is the coolest, at 36°F and 21°F. July and October are the wettest at 5.0 inches of precipitation on average and February the driest at 3.3 inches; the year adds up to 53.0 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 (28.6 of 53.0 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 75°F and 4.9 inches of precipitation. Highs reach 90°F on about 20 days a year, almost all from May to August. Lows fall below freezing on about 126 nights a year. Snowfall averages 49.3 inches a year, most of it in January. That 53.0 inches is more than at 22 of the 27 Connecticut stations used on this site (81%). Bethlehem, 8 miles northeast, has its own station (Bakersville, CT): 54.3 inches a year, 1.3 more than here, and a July average high of 82°F against 85°F.

Since 1996, the National Weather Service has logged 233 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Roxbury: 173 thunderstorm wind reports, 42 flash floods, 17 floods and 1 lightning strike. They killed 2 people and injured 2, and the NWS estimated $1.2 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on June 9, 2011. August has had the most flash floods, 20 of 42. Of the 186 Connecticut cities on this site with a flash flood on record, 122 have had fewer than Roxbury.