Hartford, CT Climate in May

Temperature for May

In Hartford, CT during May the average high temperature is 71.4°F. The hottest day on record was May 26, 2010 when the temperature hit 99.0°F.

Hartford, CT daily average and extreme temperature range for May

Low Temperature

During May the overnight temperature drops to an average of 51.2°F, with the lowest temperature of 30.0°F being recorded on May 1, 2008. Overnight temperatures drop below freezing 1 times in May.

Precipitation for May

In May the average monthly rainfall in Hartford, CT is 1.36 inches with rain usually falling on between 7 and 8 days. 1981 was the driest May with only 0.00 inches of rain falling, and 2006 was the wettest May with 6.03 inches of rain. The wettest single day in May was 13 May 2006 when 2.10 inches of rain fell.

There are thunderstorms on between 1 and 2 days in May.