ClimateForecastAugustSeptember >>

Yellowstone National Park weather in August (United States of America)

Curious about the climate in Yellowstone National Park this August? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

During August, Yellowstone National Park experiences perfect weather, with high temperatures and moderate rainfall. August ushers in the summer season. During the daylight hours, temperatures often reach 22°C. After dark they usually decrease to around 3°C.

Precipitation

Yellowstone National Park in August usually receives moderate rainfall, averaging around 35 mm for the month. You can typically expect 11 days days of rain this month, based on climate records.

If you favor pleasant temperatures and minimal rainfall, August is one of the better months to visit Yellowstone National Park. July and August typically offer the most agreeable circumstances. On the other hand, January, February, March, April, October, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Yellowstone National Park climate page with graphs.

 

Yellowstone National Park, monthly averages in August

Min TemperatureMin Temperature 3°C  
Max TemperatureMax Temperature 22°C  
Chance of RainChance of Rain 37%  
PrecipitationPrecipitation 35 mm  
Rainy daysRainy days 11 days  

Where to go in the United States of America in August

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

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Yellowstone National Park, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling
10/10
Walking
10/10
Camping
5/10
Outdoor sports
10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Yellowstone National Park.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.