The wettest month in Anchorage is September (3.0 in). The hottest day on record was 90°F on Jul 4, 2019; the coldest, −26°F on Feb 4, 1999. The single biggest 24-hour rain event recorded was 1.98 in on Jul 13, 2024.
Climate and Average Weather Year Round in Anchorage
Year-round temperature
In Anchorage, the warmest months are May through August, with average daily highs between 58°F and 68°F. The coldest stretch runs December through February, with highs between 23°F and 28°F and overnight lows reaching 8°F.
Rainfall through the year
Rainfall in Anchorage averages 1.2 in per month over the long run. September is the wettest at 3.0 in, while April is the driest at 0.3 in.
Precipitation this year
As of May 28, Anchorage has received 3.3 in of precipitation this year — 30% above the long-term normal for this point in the year (2.6 in).