Wyoming May Weather

Wyoming weather averages and all-time records in the month of May from 1991–2020 based on data made available by the NOAA.
State:
Month:
Statewide May Averages
High temperature 62.0 °F
Low temperature 36.0 °F
Precipitation 2.4 inches
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Wyoming Cities
May weather averages for various places in Wyoming, from 1991–2020.
City Average (°F) Record (°F) Monthly (inches)
High Low High Low Precipitation Snow
Casper 67.0 37.5 99 16 2.2 2.6
Cheyenne 64.4 39.9 91 9 2.4 3.4
Cody 65.5 41.4 94 15 1.9 1.0
Deaver 69.8 40.8 98 14 1.1 0.1
Gillette 65.4 40.2 95 11 3.2 1.3
Jackson Hole 62.6 32.0 90 5 1.7 0.6
Kemmerer 61.3 31.6 87 7 1.3 1.4
Lander 66.1 40.3 93 18 2.7 4.5
Laramie 61.5 33.7 87 5 1.7 n/a
Lovell 67.0 41.7 99 18 1.1 0.1
Newcastle 67.4 42.5 98 11 2.9 0.6
Pinedale 61.3 29.9 85 -2 1.8 2.9
Rawlins 64.8 36.1 88 10 1.4 n/a
Riverton 68.6 40.1 96 15 2.0 2.0
Rock Springs 63.6 37.9 110 14 1.3 n/a
Sheridan 66.1 39.0 96 13 2.7 n/a
Sundance 64.7 39.8 101 7 3.3 1.5
Thermopolis 71.4 42.5 98 12 1.9 0.2
Wheatland 71.2 41.8 98 13 2.6 1.7
Worland 70.2 42.6 96 18 1.8 0.0
Yellowstone National Park 54.9 28.7 82 3 2.6 4.8