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West Yellowstone Weather in May

May in West Yellowstone averages 15°C (59°F) during the day and -2°C (28°F) at night. Quite a bit of snow/rainfall is typical this month, with around 61 mm (2.4 in) on average. An umbrella is a good idea.

Rainfall in West Yellowstone in May

This month experiences about 15 days of snow/rain according to historical data, averaging 61 mm (2.4 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in West Yellowstone in May

In May, West Yellowstone sees moderate temperatures, with highs of 15°C (59°F). Nights drop to around -2°C (28°F). Conditions are often most pleasant around the middle of the day. Nights drop below freezing to -2°C (28°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our West Yellowstone's climate page.

West Yellowstone Temperature in May

Min TemperatureMin Temperature -2°C (28°F)  
Max TemperatureMax Temperature 15°C (59°F)  
Chance of RainChance of Rain 49%  
PrecipitationPrecipitation 61 mm (2.4 in)  
Rainy daysRainy days 15 days  

Best Places in the United States of America in May

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in West Yellowstone in May

Pack for changing conditions in West Yellowstone in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.

What To Do in West Yellowstone in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
6/10
Walking
6/10
Barbeque
5/10
Camping
1/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our West Yellowstone's climate page.

More climate data for West Yellowstone