Yellowstone National Park weather

Our guide to the weather in Yellowstone National Park during June

16

Average high

4

UV Index

90mm

Monthly rainfall

63%

Humidity

We've looked at the most up-to-date weather data for Yellowstone National Park, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Yellowstone National Park weather in June.

What's the temperature like in Yellowstone National Park during June?

The temperature reaches around 16℃ during the daytime in June, falling away to 2℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water, ice and snow increase UV exposure.

Does it snow in Yellowstone National Park during June?

Yes, although it doesn't snow as much as you might expect. It's worth checking the local forecast a few days before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Yellowstone National Park during June?

On average, there will be 10 rainy days during the month, amounting to 90.0mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a good chance that you'll catch a thunderstorm during your trip.

Is it windy in Yellowstone National Park during June?

You're unlikely to experience any strong winds. Expect a light breeze that increases to moderate at times in June. With moderate humidity, the wind will feel chilly, so you'll want to wear layers.

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Weather in Yellowstone National Park

Our month-by-month guide to the weather and climate in Yellowstone National Park

-5.8

Yellowstone National Park weather in

January
-5.5

Yellowstone National Park weather in

February
-1.3

Yellowstone National Park weather in

March
1.9

Yellowstone National Park weather in

April
8.7

Yellowstone National Park weather in

May
16.4

Yellowstone National Park weather in

June
22.7

Yellowstone National Park weather in

July
21.5

Yellowstone National Park weather in

August
16.8

Yellowstone National Park weather in

September
6.5

Yellowstone National Park weather in

October
-1.7

Yellowstone National Park weather in

November
-6.9

Yellowstone National Park weather in

December