Anchorage - Extreme Daily Precipitation for Each Year

This page lists the biggest rainstorms or snowstorms of the year in Anchorage, Alaska along with the date they occurred. The information answers questions like: When was the last time more than 1.5 inches of precipitation landed on Anchorage in a single day? What was the rainiest day of 2019?

The list gives the highest daily precipitation for each year in Anchorage and the date that it happened. A date with a plus sign beside it means the same amount of moisture also fell on at least one other day earlier that year.

These records were observed at the Ted Stevens International Airport near downtown Anchorage and go back to 1954. During that time the heaviest downpour measured for a single day was 2.76 inches (70.1 millimetres) on August 21, 1997.

Most precipitation in one day for recent years in Anchorage
Inches Date Milli­metres
1.10 August 16, 2023   27.9
1.48 August 08, 2022   37.6
1.25 August 08, 2021   31.8
0.91 November 08, 2020   23.1
0.76 May 26, 2019 19.3
1.12 December 06, 2018 28.4
0.83 August 16, 2017 21.1
1.06 August 08, 2016 26.9
1.56 September 29, 2015 39.6
1.15 July 24, 2014 29.2
1.14 September 25, 2013 29.0
1.41 September 19, 2012 35.8
0.55 August 31, 2011 14.0
1.05 August 28, 2010 26.7
Highest daily precipitation recorded at Anchorage each year
Inches Date Milli­metres
0.57 August 14, 2009 14.5
1.04 September 16, 2008 26.4
0.89 June 24, 2007 22.6
0.81 August 19, 2006 20.6
0.99 September 06, 2005 25.1
1.30 September 30, 2004 33.0
1.32 October 03, 2003 33.5
1.35 October 01, 2002 34.3
1.52 July 04, 2001 38.6
0.71 September 21, 2000 18.0
1.35 August 12, 1999 34.3
0.62 December 04, 1998 15.7
2.76 August 21, 1997 70.1
1.20 October 30, 1996 30.5
0.98 August 12, 1995 24.9
0.90 June 24, 1994 22.9
0.88 September 16, 1993 22.4
0.75 October 26, 1992 19.1
1.30 August 17, 1991 33.0
1.12 September 22, 1990 28.4
2.71 August 26, 1989 68.8
0.73 June 06, 1988 18.5
1.10 January 31, 1987 27.9
1.60 October 10, 1986 40.6
0.99 August 12, 1985 25.1
1.02 September 29, 1984 25.9
0.86 October 10, 1983 21.8
1.32 September 13, 1982 33.5
1.00 July 15, 1981 25.4
0.97 May 30, 1980 24.6
0.91 July 24, 1979 23.1
1.23 June 14, 1978 31.2
0.85 September 28, 1977 21.6
1.20 September 20, 1976 30.5
1.19 September 10, 1975 30.2
0.53 September 23, 1974 13.5
1.09 August 21, 1973 27.7
0.76 September 29, 1972 19.3
0.84 July 27, 1971 21.3
0.63 December 23, 1970 16.0
1.21 July 24, 1969 30.7
0.68 May 30, 1968 17.3
0.77 September 05, 1967 19.6
0.76 September 12, 1966 19.3
0.64 September 19, 1965 16.3
1.16 November 18, 1964 29.5
0.75 December 10, 1963 19.1
1.62 June 12, 1962 41.1
1.21 September 29, 1961 30.7
1.20 September 11, 1960 30.5
1.11 July 11, 1959 28.2
1.53 July 16, 1958 38.9
0.77 January 29, 1957 19.6
2.00 July 31, 1956 50.8
1.39 December 29, 1955 35.3
0.92 August 12, 1954 23.4
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Anchorage - Extremes
Back to Top