Yellowstone National Park weather

Our guide to the weather in Yellowstone National Park during March

-1

Average high

1

UV Index

119mm

Monthly rainfall

91%

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 March.

How cold is it in Yellowstone National Park during March?

It's extremely cold in Yellowstone National Park during March. The temperature tops out at around -1℃ during the day, falling away to -12℃ at night. Yikes! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Yellowstone National Park during March?

Yes, it's going to snow, and there will be ice and snow on the ground, so pack appropriate footwear and clothing.

Is it windy in Yellowstone National Park during March?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in March. With cold air temperatures at this time of year, any breeze will feel very cold.

Join the club...

Be the first to hear about discounted holidays, flash sales and amazing travel competitions to Yellowstone National Park!

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