Best Time To Visit Grand Teton National Park - Time To Go To Grand Teton National Park

The region is characterized by long, cold winter seasons and relatively mild summers. There is not a lot of moisture, winter or summer, and the air is dry, except for the wet season in March and April.

  • Summer (March to May ): The average temperature range is 20 degree Celsius.
  • Spring (June to July): The average temperature range is -5 degree Celsius to 9 degree Celsius.
  • Autumn (August to November): The average temperature is 12 degree Celsius to -3 Degree Celsius.
  • Winters (December to February): The average temperature range is -1.6 degree Celsius to a minimum of -14 degree Celsius.

Climate in Grand Teton National Park

Know weather for your travel dates:

15-Oct-2018
Today 15 Oct

56

24

Clear throughout the day.

Wind:1.22 m/s

Humidity:56%

Precipitation:0.01%

  • Tue 16 Oct
    58 | 27

    Clear throughout the day.

  • Wed 17 Oct
    55 | 26

    Clear throughout the day.

  • Thu 18 Oct
    55 | 23

    Clear throughout the day.

  • Fri 19 Oct
    61 | 25

    Clear throughout the day.

  • Sat 20 Oct
    61 | 25

    Clear throughout the day.

  • Sun 21 Oct
    62 | 26

    Partly cloudy throughout the day.

Month wise Weather in Grand Teton National Park

Average Temperature in Grand Teton National Park by month

  • 80℉
  • 60℉
  • 40℉
  • 20℉ 0℉
Jan

Average temperature: 12℉

Minimum temperature: -22℉

Maximum temperature: 34℉

Feb

Average temperature: 26℉

Minimum temperature: 5℉

Maximum temperature: 39℉

Mar

Average temperature: 35℉

Minimum temperature: 12℉

Maximum temperature: 55℉

Apr

Average temperature: 38℉

Minimum temperature: 19℉

Maximum temperature: 64℉

May

Average temperature: 47℉

Minimum temperature: 28℉

Maximum temperature: 75℉

Jun

Average temperature: 55℉

Minimum temperature: 36℉

Maximum temperature: 81℉

Jul

Average temperature: 64℉

Minimum temperature: 39℉

Maximum temperature: 86℉

Aug

Average temperature: 60℉

Minimum temperature: 37℉

Maximum temperature: 84℉

Sep

Average temperature: 51℉

Minimum temperature: 30℉

Maximum temperature: 86℉

Oct

Average temperature: 39℉

Minimum temperature: 18℉

Maximum temperature: 66℉

Nov

Average temperature: 33℉

Minimum temperature: 12℉

Maximum temperature: 55℉

Dec

Average temperature: 14℉

Minimum temperature: -15℉

Maximum temperature: 34℉

Highest temperature in Grand Teton National Park is recorded as 86℉ in July and September.

Lowest temperature in Grand Teton National Park is recorded as -22℉ in January.

Average Rain in Grand Teton National Park by Month (in mm)

  • 80
  • 60
  • 40
  • 20 0
Jan

Average Rain: 38.01 mm

Minimum Rain: 0 mm

Maximum Rain: 264.75 mm

Feb

Average Rain: 72.72 mm

Minimum Rain: 0 mm

Maximum Rain: 356.13 mm

Mar

Average Rain: 27.52 mm

Minimum Rain: 0 mm

Maximum Rain: 116.13 mm

Apr

Average Rain: 36.7 mm

Minimum Rain: 0 mm

Maximum Rain: 122.35 mm

May

Average Rain: 14.88 mm

Minimum Rain: 0 mm

Maximum Rain: 108.39 mm

Jun

Average Rain: 27.25 mm

Minimum Rain: 0 mm

Maximum Rain: 204.4 mm

Jul

Average Rain: 45.6 mm

Minimum Rain: 0 mm

Maximum Rain: 1006.45 mm

Aug

Average Rain: 8.59 mm

Minimum Rain: 0 mm

Maximum Rain: 96.01 mm

Sep

Average Rain: 66.27 mm

Minimum Rain: 0 mm

Maximum Rain: 620.88 mm

Oct

Average Rain: 18.43 mm

Minimum Rain: 0 mm

Maximum Rain: 161.06 mm

Nov

Average Rain: 36.54 mm

Minimum Rain: 0 mm

Maximum Rain: 283.34 mm

Dec

Average Rain: 53.99 mm

Minimum Rain: 0 mm

Maximum Rain: 235.37 mm

Maximum rain recorded in Grand Teton National Park is 1006.45 mm in July.

Months with no rains or lowest rains in Grand Teton National Park is August.

Average Humidity in Grand Teton National Park by Month (in %)

  • 100
  • 75
  • 50
  • 25 0
Jan

Average Humidity: 81%

Minimum Humidity: 68%

Maximum Humidity: 90%

Feb

Average Humidity: 79%

Minimum Humidity: 68%

Maximum Humidity: 90%

Mar

Average Humidity: 71%

Minimum Humidity: 58%

Maximum Humidity: 83%

Apr

Average Humidity: 68%

Minimum Humidity: 48%

Maximum Humidity: 86%

May

Average Humidity: 59%

Minimum Humidity: 41%

Maximum Humidity: 80%

Jun

Average Humidity: 56%

Minimum Humidity: 41%

Maximum Humidity: 82%

Jul

Average Humidity: 50%

Minimum Humidity: 40%

Maximum Humidity: 69%

Aug

Average Humidity: 50%

Minimum Humidity: 37%

Maximum Humidity: 71%

Sep

Average Humidity: 63%

Minimum Humidity: 37%

Maximum Humidity: 91%

Oct

Average Humidity: 62%

Minimum Humidity: 37%

Maximum Humidity: 84%

Nov

Average Humidity: 75%

Minimum Humidity: 52%

Maximum Humidity: 89%

Dec

Average Humidity: 80%

Minimum Humidity: 68%

Maximum Humidity: 89%

Most humid month in Grand Teton National Park is January.

Least humid month in Grand Teton National Park is August.

Best time to visit Grand Teton National Park Attractions in October

  • Best time to visit Grand Teton Mountains in Grand Teton National Park
    • Everyday : 10:00 AM to 06:00 PM
  • Best time to visit Colter Bay Village in Grand Teton National Park
    • Everyday : 10:00 AM to 06:00 PM
  • Best time to visit Spur Restaurant & Bar in Grand Teton National Park
    • Everyday : 10:00 AM to 08:00 PM
  • Best time to visit Jenny Lake Trail in Grand Teton National Park
    • Everyday : 10:00 AM to 05:00 PM