Climate and Average Weather Year Round in Richmond

Richmond averages 43.6 days a year above 90°F, with August the wettest month at 4.9 in of normal rain. The hottest day on record was 105°F on Jul 6, 1977; the coldest, −8°F on Feb 10, 1979. The single biggest 24-hour rain event recorded was 7.61 in on Jun 22, 2018.

Year-round temperature

In Richmond, the warmest months are June through September, with average daily highs between 81°F and 90°F. The coldest stretch runs December through February, with highs between 48°F and 52°F and overnight lows reaching 29°F.

Rainfall through the year

Rainfall in Richmond averages 3.8 in per month over the long run. August is the wettest at 4.9 in, while February is the driest at 2.6 in.

Days at 90 °F or hotter

Richmond averages 43.6 days per year at 90 °F or hotter. The hottest year on record saw 78 such days (2010); the coolest just 7 (2026).

Precipitation this year

As of May 29, Richmond has received 12.7 in of precipitation this year — 24% below the long-term normal for this point in the year (16.8 in).

How it's computed