Jackson Temperatures: Averages by Month





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

The average high and low temperatures are listed below monthly and annually for the mountain resort town, 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 70, 80 or 90 °F each month in Jackson, scroll down farther. There are also monthly and yearly counts of days with cold weather.

All the numbers are long-term historical averages based on climate data gathered from 1981 to 2010.

Average Jackson temperatures
High °F Low °F   High °C Low °C
29 6 January -2 -15
33 8 February 0 -14
44 19 March 6 -7
54 26 April 12 -4
64 31 May 18 0
74 37 June 23 3
82 42 July 28 5
81 40 August 27 4
71 32 September 22 0
58 25 October 14 -4
39 17 November 4 -9
28 7 December -2 -14
55 24 Year 13 -4

Days of Hot Weather in Jackson

Jackson rarely sees a really hot day. Only five days a year on average make it into the 90s Fahrenheit. Temperatures of 100 °F (38 °C) or more are not expected at this mountain town.

Days per month in Jackson of at least 70, 80 or 90 °F
  70 °F
21 °C
80 °F
27 °C
90 °F
32 °C
January 0 0 0
February 0 0 0
March 0 0 0
April 2 0 0
May 9 1 0
June 20 8 0
July 30 21 3
August 30 19 1
September 18 5 0
October 4 0 0
November 0 0 0
December 0 0 0
Year 113 53 5

How Often Jackson Has Cold Temperatures

Freezing temperatures happen most nights here and can show up in any month. Jackson typically has 237 frosty nights a year.

On an average of 59 days annually the thermometer never rises above freezing. Days that chilly can occur from October to April. For most of December and January the temperature remains below freezing.

Days per month on average in Jackson when the minimum temperature drops to 20, 10, or 0 °F or below
  0 °F
-18 °C
10 °F
-12 °C
20 °F
-8 °C
January 11 18 25
February 9 15 21
March 2 6 15
April 0 1 7
May 0 0 2
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 1
October 0 1 9
November 3 8 18
December 11 17 24
Year 36 65 121
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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