Fairbanks Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Fairbanks, Alaska during each month of the year.

The average high and low temperatures are listed below monthly and annually for Fairbanks, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 60, 70 or 80 °F each month in Fairbanks, scroll down farther. There are also monthly and yearly counts of days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.

10-year temperature averages for Fairbanks, 2010 to 2019
High °F Low °F   High °C Low °C
2 -16 January -16 -26
13 -10 February -11 -23
27 -3 March -3 -19
46 23 April 8 -5
63 39 May 17 4
71 51 June 22 10
72 54 July 22 12
67 49 August 19 9
56 37 September 13 3
38 22 October 3 -6
14 -2 November -10 -19
5 -12 December -15 -24
40 19 Year 4 -7
30-year temperature averages for Fairbanks, 1991 to 2020
High °F Low °F   High °C Low °C
1 -17 January -17 -27
12 -11 February -11 -24
25 -3 March -4 -20
46 22 April 8 -6
62 39 May 17 4
72 50 June 22 10
73 53 July 23 12
66 48 August 19 9
55 36 September 13 2
34 18 October 1 -8
12 -4 November -11 -20
4 -13 December -15 -25
39 18 Year 4 -8

Days of Hot Weather in Fairbanks

Fairbanks has surprisingly hot summer weather for such a northern city. The temperature climbs into the 80s Fahrenheit on 13 days a year typically, most often in June and July. Once every few years, the thermometer here even makes it to 90 °F.

Days per month in Fairbanks of at least 60, 70 or 80 °F
  60 °F
16 °C
70 °F
21 °C
80 °F
27 °C
January 0 0 0
February 0 0 0
March 0 0 0
April 3 0 0
May 19 7 1
June 28 18 5
July 30 21 5
August 24 10 2
September 11 2 0
October 0 0 0
November 0 0 0
December 0 0 0
Year 115 58 13

How Often Fairbanks Has Cold Temperatures

Freezing temperatures can show up in Fairbanks during every month except June, July and August. The city typically sees 222 frosty nights a year. Most winter nights are quite cold, dropping down to below 0 °F (-18 °C).

For an average of 154 days annually the thermometer at Fairbanks never rises above freezing. Days that chilly are common from October to April.

Days in Fairbanks with a minimum temperature that drops to 0, 10, or 20 °F or lower
  0 °F
-18 °C
10 °F
-12 °C
20 °F
-8 °C
January 26 29 31
February 21 26 28
March 18 25 30
April 2 5 10
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 1
October 3 8 15
November 18 25 29
December 26 29 31
Year 114 146 174
References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

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