Temperature in Montana in May

Daytime highs, nighttime lows and the warmest cities in Montana, the United States of America this May.

Montana, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in May ranging from 13°C (55°F) in Big Sky to 22°C (72°F) in Hardin. Nighttime temperatures generally drop to 6°C (43°F) in Hardin and -1°C (30°F) in Big Sky.

What is the temperature of the different cities in Montana, the United States of America in May?

Curious about the May temperatures in the prime spots of Montana? Navigate the map below and tap on a destination dot for more detailed stats.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Montana, check out our Montana's climate page.

See also: Montana weather by month.

Best Places to Visit in Montana in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Montana.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in May: blue is cold, red is hot.

See all May weather averages, cities and regions in Montana

Montana temperatures in May: frequently asked questions

How hot does it get in Montana, the United States of America in May?

Expect daytime temperatures around 18°C (64°F) in Whitefish. That makes May a moderate month for Montana, the United States of America.

How cold does it get at night in Montana, the United States of America in May?

Average overnight lows in Montana, the United States of America during May sit near 3°C (37°F) in Whitefish.

What is the warmest city in May in Montana, the United States of America?

Data insights from our comprehensive database indicate that Hardin is the city with the highest warmth. Daytime peaks average near 22°C (72°F), while the nights are characterized by a low temperature close to 6°C (43°F).

What is the coldest city in May in Montana, the United States of America?

In our database, Big Sky is the chilliest city in May in Montana, the United States of America. Daytime temperatures typically peak at 13°C (55°F), while the nighttime lows hover around -1°C (30°F).

Interested in more climate information?

We have much more information about the climate in Montana.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed 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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.

Yellowstone National Park is the crown jewel of America's nature parks

Nature in Yellowstone is overwhelmingly beautiful. It is the largest National Park in America, the oldest national park in the world and one of the most beautiful.
The 7 best ski resorts in the US

Discover top US ski resorts from the Rockies to Alaska. Enjoy snowy peaks, great slopes, and vibrant après-ski. Perfect for winter sports enthusiasts.
Sedona: Explore Majestic Red Rock Landscapes

A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States

Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.
Must visit in the United States of America →