Grand Teton National Park (Wyoming) in december: average Weather, Temperature and Climate
Weather in Grand Teton National Park (Wyoming) in december 2026
The weather in Grand Teton National Park (Wyoming) in the month of december comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 1706.6cm
Weather at 6am
7°F
Snow showers
48% of time
23%
17%
10%
Weather at 12pm
16°F
Snow showers
43% of time
17%
15%
14%
Weather at 6pm
11°F
Snow showers
45% of time
28%
11%
9%
Weather at 3am
14°F
59%
15%
15%
9%
Evolution of daily average temperature and precipitation in Grand Teton National Park (Wyoming) in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Grand Teton National Park (Wyoming) in december.
The climate of Grand Teton National Park (Wyoming) in december is very bad
The climate in december in Grand Teton National Park (Wyoming) is wet (with 6.3in of rainfall over 10 days). The weather's not getting better compared to the previous month since in november there is an average of 5.2in of rainfall over 8 days.
The climate is icy in this location the month of december. Plan to cover you well!. The high seasonal norm is 22°F. The minimum is 5°F. Thus, the mean temperature average on this month of december in Grand Teton National Park (Wyoming) is 13°F. Note that these seasonal averages are in contrast with those observed in Grand Teton National Park (Wyoming) in december with a maximum record of 40°F in 2015 and a minimum record of -49°F in 2016.
Day length in Grand Teton National Park (Wyoming) in december is 08:56. Sunrise is at 07:51 and sunset is at 16:47.
December: another location in the United States (USA)?
If you want to go to the United States (USA) in december, there are destinations with better weather than Grand Teton National Park (Wyoming):
In december, Miami (Florida) has perfect weather.
Furthermore, Hawaii (Honolulu), Houston, Myrtle Beach, Phoenix (Arizona), Carolina Beach and Dauphin Island (Alabama) have good weather.
Finally, California, Louisiana, Atlanta, Dallas, Austin and Big Bend National Park (Texas) have a tolerable climate, but better than Grand Teton National Park (Wyoming).
Seasonal average climate and temperature of Grand Teton National Park (Wyoming) in december
Check below seasonal norms These datas are compiled from the weather statements of the last years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 13°F | ||||
| Highest temperature | 22°F | ||||
| Lowest temperature | 5°F | ||||
| Highest record temperature | 40°F (2015) | ||||
| Lowest record temperature | -49°F (2016) | ||||
| Number of days at -32°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 11km/h | ||||
| Wind temperature | -2°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6.3in | ||||
| Number of days with rainfall | 10 day(s) (31%) | ||||
| Record daily rainfall | 2.2in (2016) | ||||
| Snowfall | 1706.6cm | ||||
| Other climate data | |||||
| Humidity | 95% | ||||
| Visibility | 5.28km | ||||
| Cloud cover | 65% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 6 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:51 | ||||
| Time of sunset | 16:47 | ||||
| Length of day | 08:56 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Grand Teton National Park (Wyoming) in december 2025:
9°F to 23°F
11°F to 23°F
7°F to 25°F
7°F to 22°F
9°F to 25°F
20°F to 27°F
13°F to 25°F
22°F to 31°F
20°F to 31°F
23°F to 34°F
25°F to 32°F
23°F to 34°F
16°F to 27°F
16°F to 36°F
16°F to 34°F
23°F to 32°F
23°F to 34°F
9°F to 22°F
22°F to 31°F
11°F to 22°F
22°F to 34°F
25°F to 34°F
22°F to 34°F
25°F to 36°F
27°F to 36°F
23°F to 32°F
18°F to 23°F
5°F to 14°F
-5°F to 23°F
2°F to 31°F
11°F to 36°F
Map: other cities in the United States (USA) in december
Cities near Grand Teton National Park (Wyoming):
| Jackson Hole in december | very bad weather |
| Yellowstone National Park in december | very bad weather |
| Cody (Wyoming) in december | very bad weather |
| Wyoming in december | very bad weather |
| Helena (Montana) in december | very bad weather |
| Salt Lake City in december | very bad weather |
| Montana in december | very bad weather |
| Boise (Idaho) in december | very bad weather |
| Utah in december | very bad weather |
| Arches National Park (Utah) in december | very bad weather |
| Moab in december | very bad weather |
| Mount Rushmore in december | very bad weather |
Click over cities on the map for information about the weather in december.
Grand Teton National Park (Wyoming)
perfect weather
good
tolerable
bad
very bad
Weather data for Grand Teton National Park (Wyoming) in december:
Weather data for Grand Teton National Park (Wyoming) for december are derived from an average of the weather forecast since 2009 in Grand Teton National Park (Wyoming). There is a margin of error and these forecasts are to be considered as general information only. The weather in Grand Teton National Park (Wyoming) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Grand Teton National Park (Wyoming).