Jackson Hole Airport

KJAC · Wyoming, United States

Climate Jackson Hole Airport 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Jackson Hole Airport (KJAC) between 2020 and 2024.

VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 66.4 58 63 73 66 63
February 70.5 64 64 89 63 79
March 78.2 65 61 79 93 83
April 82.0 79 67 92 87
May 90.9 91 83 93 93
June 96.5 93 97 100 96
July 97.8 96 100 95 99
August 94.4 89 93 88 96
September 95.0 94 91 96 99
October 91.5 93 84 95 94
November 79.8 90 61 83 82
December 72.8 71 65 65 72
Average 83.4 62.2 82.5 82.3 86.9 87.8

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 5 mi or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month Average 2024 2023 2022 2021 2020
January 77.9 73 79 80 78 76
February 81.6 80 79 94 74 84
March 85.4 74 75 86 96 90
April 89.1 88 74 97 94
May 96.1 94 93 97 97
June 98.8 96 98 100 100
July 98.9 98 100 100 99
August 97.2 93 97 95 100
September 97.2 97 95 100 99
October 96.4 98 93 99 96
November 87.4 96 68 90 89
December 82.9 80 76 72 86
Average 90.0 75.6 89.5 88.1 92.3 93.0

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 3⅛ mi or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month Average 2024 2023 2022 2021 2020
January -4.3 -1 -4 -4 -2 -2
February -2.3 1 -2 -2 -2 -2
March 2.8 3 0 5 4 3
April 7.7 7 8 10 8
May 15.1 18 14 16 17
June 20.6 19 22 26 20
July 26.7 27 29 29 26
August 25.8 24 27 25 28
September 21.4 21 24 22 22
October 11.7 13 14 12 13
November 3.6 6 -2 6 3
December -2.6 0 -4 0 -2
Average 9.5 0.8 10.8 11.4 12.3 11.2

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month Average 2024 2023 2022 2021 2020
January -14.1 -12 -14 -18 -14 -9
February -12.1 -9 -15 -16 -10 -16
March -9.8 -8 -12 -8 -10 -5
April -4.4 -6 -5 -5 -4
May 0.9 2 0 1 2
June 4.7 5 5 6 4
July 7.7 8 8 9 6
August 7.2 8 9 7 7
September 2.4 3 4 1 2
October -3.3 -2 -2 0 -2
November -8.1 -6 -13 -4 -10
December -13.9 -11 -15 -7 -15
Average -4.0 -10.1 -4.8 -4.0 -3.7 -4.5

72nd lowest temperature of United States

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month Average 2024 2023 2022 2021 2020
January 38.0 38 40 33 39 53
February 36.5 38 43 9 48 25
March 27.0 41 45 28 9 20
April 21.9 25 39 8 16
May 11.2 5 22 13 8
June 7.3 15 6 1 12
July 1.4 0 1 3 2
August 5.2 14 5 8 2
September 4.7 7 6 2 2
October 11.0 14 9 14 10
November 23.5 13 42 13 25
December 33.4 24 54 49 29
Average 19.3 39.4 20.0 20.2 15.7 15.8

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month Average 2024 2023 2022 2021 2020
January 5.9 5 6 5 5 9
February 8.5 8 9 6 10 7
March 7.1 8 8 8 7 8
April 8.0 8 9 9 7
May 7.5 7 9 8 8
June 6.8 5 8 7 8
July 6.1 6 6 5 7
August 5.7 6 5 6 6
September 6.3 6 6 7 6
October 6.8 6 5 7 8
November 6.1 6 6 7 6
December 6.1 4 6 11 5
Average 6.7 6.9 6.3 6.6 7.2 7.1

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month 2024 2023 2022 2021 2020
January 209° 097° 196° 229° 204°
February 203° 178° 187° 217° 203°
March 199° 202° 206° 215° 204°
April 208° 224° 333° 236°
May 260° 227° 241° 230°
June 228° 227° 239° 224°
July 230° 238° 251° 234°
August 224° 236° 234° 241°
September 222° 231° 234° 254°
October 223° 240° 219° 233°
November 226° 210° 215° 214°
December 200° 193° 207° 201°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.