Climate Extremes
Extreme maximum and minimum temperature, precipitation, and snowfall data are available for the locations on the map.

Click on the location name for data.
Temperature Extremes
Month
Highest Max (°F)
Date
Location
Lowest Min (°F)
Date
Location
Jan
62
16 / 1981
Petersburg
-80
23 / 1971
Prospect Creek
Feb
66
27 / 1992
Petersburg
-75
3 / 1947
Tanacross
Mar
69
14 / 1963
Cape Decision
-68
1 / 1971
Kobuk
Apr
82
29 / 1976
Annette
-50
5 / 1986
Umiat
May
93
1912
Klukwan
-22
4 / 1984
Umiat
Jun
100
27 / 1915
Fort Yukon
-1
25 / 1967
Anaktuvuk Pass
Jul
99
28 / 1915
Klukwan
16
3 / 1924
White Mountain
Aug
99
2 / 1976
Tenakee Springs
-6
30 / 1998
Snowshoe Lake
Sep
89
1883
Kenai
-22
30 / 1992
Galbraith Lake
Oct
76
2 / 2003
Dry Creek
Delta Junction 20 SE
-48
31 / 1975
Clearwater
Nov
67
1 / 1970
Annette
-61
24 / 1935
Fort Yukon
Dec
65
12 / 1944
Sitka Japonski AP
-72
31 / 1999
Chicken
Extremes up to 1995 provided by Richard Thoman of the National Weather Service Fairbanks WFO.
Precipitation Extremes
Highest Annual Precipitation 332.29 in 1976 MacLeod Harbor
Lowest Annual Precipitation 1.61 in 1935 Barrow
Highest 1-Day Precipitation 15.20 in 10/12/1982 Angoon
Highest Winter Snowfall 974.5 in 1952-53 Thompson Pass
Highest 1-Day Snowfall 62.0 in 12/29/1955 Thompson Pass