Buffalo averages 4.7 days a year above 90°F, with September the wettest month at 4.1 in of normal rain. The hottest day on record was 98°F on Jul 9, 2020; the coldest, −18°F on Feb 18, 1979. The single biggest 24-hour rain event recorded was 5.01 in on Jun 22, 1987.
Climate and Average Weather Year Round in Buffalo
Year-round temperature
In Buffalo, the warmest months are June through September, with average daily highs between 72°F and 80°F. The coldest stretch runs December through February, with highs between 32°F and 37°F and overnight lows reaching 19°F.
Rainfall through the year
Rainfall in Buffalo averages 3.4 in per month over the long run. September is the wettest at 4.1 in, while February is the driest at 2.5 in.
Days at 90 °F or hotter
Buffalo averages 4.7 days per year at 90 °F or hotter. The hottest year on record saw 18 such days (1988); the coolest just 1 (1991).
Precipitation this year
As of May 28, Buffalo has received 20.9 in of precipitation this year — 38% above the long-term normal for this point in the year (15.1 in).