Grand Teton National Park (Wyoming) in may: average Weather, Temperature and Climate
Weather in Grand Teton National Park (Wyoming) in may 2025
The weather in Grand Teton National Park (Wyoming) in the month of may 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 may
very bad weather 312.7cm
Weather at 6am
34°F
Clear/Sunny
31% of time
23%
22%
13%
Weather at 12pm
45°F
Clear/Sunny
41% of time
27%
18%
5%
Weather at 6pm
45°F
Clear/Sunny
33% of time
29%
12%
11%
Weather at 3am
36°F
32%
27%
15%
11%
Evolution of daily average temperature and precipitation in Grand Teton National Park (Wyoming) in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Grand Teton National Park (Wyoming) in may.
The climate of Grand Teton National Park (Wyoming) in may is very bad
the weather in Grand Teton National Park (Wyoming) in may is wet (with 6in of rainfall over 11 days). This is better than the previous month since in april it receives an average of 6.6in of precipitation over 11 days.
The climate is quite more than very fresh there the month of may. Do not forget to take with you warm clothes! Temperatures are up to 49°F. On average, the recorded minimum temperature is 34°F. Thus, the mean temperature average in may in Grand Teton National Park (Wyoming) is 41°F. Note that seasonal normals in contrast with those observed in Grand Teton National Park (Wyoming) in the month of may with a maximum record of 74°F in 2009 and a minimum record of -4°F in 2010. You need to prepare to have about 16 days with temperatures down below 32°F, or 52% of time.
On average, in Grand Teton National Park (Wyoming), the days of may last 14:46. Sunrise is at 04:57 and sets at 19:43.
May: another location in the United States (USA)?
If you want to go to the United States (USA) in may, there are destinations with better weather than Grand Teton National Park (Wyoming):
In may, California, Hawaii (Honolulu), Las Vegas, Phoenix (Arizona), Amarillo (Texas) and Big Bend National Park (Texas) have perfect weather.
Furthermore, Louisiana, Washington D. C., Atlanta, Boston, Chicago and Dallas have good weather.
Finally, Salt Lake City, Denver, Long Beach (Washington), Santa Fe (New Mexico), Boise (Idaho) and Bryce Canyon have a tolerable climate, but better than Grand Teton National Park (Wyoming).
Seasonal average climate and temperature of Grand Teton National Park (Wyoming) in may
Check below seasonal norms These statistics are compiled from the weather statements of the past years of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 41°F | ||||
| Highest temperature | 49°F | ||||
| Lowest temperature | 34°F | ||||
| Highest record temperature | 74°F (2009) | ||||
| Lowest record temperature | -4°F (2010) | ||||
| Number of days at +65°F | 1 day(s) (3%) | ||||
| Number of days at -32°F | 16 day(s) (52%) | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 31°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6in | ||||
| Number of days with rainfall | 11 day(s) (36%) | ||||
| Record daily rainfall | 1.8in (2021) | ||||
| Snowfall | 312.7cm | ||||
| Other climate data | |||||
| Humidity | 89% | ||||
| Visibility | 8.46km | ||||
| Cloud cover | 37% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 04:57 | ||||
| Time of sunset | 19:43 | ||||
| Length of day | 14:46 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last may?
Here is the day by day recorded weather in Grand Teton National Park (Wyoming) in may 2024:
22°F to 32°F
14°F to 36°F
20°F to 40°F
18°F to 50°F
34°F to 45°F
25°F to 34°F
25°F to 31°F
27°F to 38°F
25°F to 45°F
25°F to 54°F
31°F to 58°F
34°F to 61°F
36°F to 58°F
32°F to 50°F
36°F to 54°F
34°F to 59°F
36°F to 56°F
31°F to 52°F
32°F to 47°F
31°F to 49°F
32°F to 40°F
25°F to 43°F
18°F to 38°F
23°F to 49°F
32°F to 43°F
32°F to 49°F
31°F to 58°F
36°F to 67°F
41°F to 56°F
32°F to 47°F
34°F to 58°F
Map: other cities in the United States (USA) in may
Cities near Grand Teton National Park (Wyoming):
| Jackson Hole in may | very bad weather |
| Yellowstone National Park in may | very bad weather |
| Cody (Wyoming) in may | very bad weather |
| Wyoming in may | tolerable weather |
| Helena (Montana) in may | very bad weather |
| Salt Lake City in may | tolerable weather |
| Montana in may | very bad weather |
| Boise (Idaho) in may | tolerable weather |
| Utah in may | tolerable weather |
| Arches National Park (Utah) in may | good weather |
| Moab in may | good weather |
| Mount Rushmore in may | tolerable weather |
Click over cities on the map for information about the weather in may.
Grand Teton National Park (Wyoming)
perfect weather
good
tolerable
bad
very bad
Weather data for Grand Teton National Park (Wyoming) in may:
Weather data for Grand Teton National Park (Wyoming) for may 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).