What is the weather like in Grand Teton National Park vs Rocky Mountain National Park in May?

In May, Grand Teton National Park averages 13°C high / -2°C low with about 59 mm of rain; Rocky Mountain National Park averages 11°C high / 0°C low with about 103 mm.

Grand Teton National Park vs Rocky Mountain National Park in May

Grand Teton National Park is the better pick in May — 81 vs 77 on SeasonMap's comfort score. Grand Teton National Park is cool, a little rain, reliable snow, while Rocky Mountain National Park is cold, rainy, reliable snow.

Grand Teton National Park vs Rocky Mountain National Park — May climate, side by side

	🇺🇸 Grand Teton National Park	🇺🇸 Rocky Mountain National Park
Comfort score	81/100 (A)	77/100 (B)
Feels-like high	11°C	9°C
Avg high / low	13° / -2°	11° / 0°
Rainfall	59 mm	103 mm
Rainy days	10	12
Humidity	72%	67%
Air quality (AQI)	57	58

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Grand Teton National Park 🇺🇸 United Statescool, a little rain, reliable snow · best June81
Rocky Mountain National Park 🇺🇸 United Statescold, rainy, reliable snow · best August77

Grand Teton National Park vs Rocky Mountain National Park in May — FAQ

Is May better in Grand Teton National Park or Rocky Mountain National Park?: Grand Teton National Park is the better pick in May — 81 vs 77 on SeasonMap's comfort score. Grand Teton National Park is cool, a little rain, reliable snow, while Rocky Mountain National Park is cold, rainy, reliable snow.
What is the weather like in Grand Teton National Park vs Rocky Mountain National Park in May?: In May, Grand Teton National Park averages 13°C high / -2°C low with about 59 mm of rain; Rocky Mountain National Park averages 11°C high / 0°C low with about 103 mm.