Most Monthly Precipitation in Anchorage History

This is a list of the largest monthly precipitation totals ever recorded in Anchorage, Alaska history from 1916–2024.

What Was the Wettest Month in Anchorage History?

According to NOAA records, the most precipitation that Anchorage, Alaska has ever received in a single month is 9.8 inches which occurred in August 1989.

Month to date though April 26, 2024: 0.8 inches

Anchorage Most Rain in One Month

Rank	Precipitation	Month
1	9.8 inches	August 1989
2	8.4 inches	August 1997
3	7.7 inches	September 2015
4	7.6 inches	September 2004
5	6.8 inches	August 2022
6	6.6 inches	September 1990
7	6.4 inches	October 1916
8	6.1 inches	September 2012
9	5.9 inches	August 1934
10	5.6 inches	August 2006
11	5.6 inches	September 2013
12	5.5 inches	August 2016
13	5.4 inches	September 1961
14	5.2 inches	September 2022
15	5.2 inches	September 1951
16	5.1 inches	September 1940
17	5.1 inches	October 1936
18	5.1 inches	September 1923
19	5.0 inches	August 2013
20	5.0 inches	August 1953