Montana weather in March 2025

Expect 43°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Montana in March. Check more long-term weather averages for Montana in March before you book your next holiday to Montana in 2025/2026.

43
43°F max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
21
21°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
0.8
0.8 inches of monthly rainfall
3
3 (Moderate) UV index

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The March weather guide for Montana (Helena) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Montana destinations

Below are average maximum temperatures at popular destinations in Montana in March. Select a destination to see more weather parameters.

All Montana destinations

Metric (°C) | Imperial (°F)

More about the USA

How cold is it in Montana in March?

Daytime temperatures usually reach 43°F in Helena, Montana in March, falling to 21°F at night.

How sunny is it in Montana in March?

There are normally 7 hours of bright sunshine each day in Helena, Montana in March - that's 60% of daylight hours.

Does it rain in Montana in March?

There are usually 10 days with some rain in Helena, Montana in March and the average monthly rainfall is 0.8 inches. Rain may fall as snow in this month.

Montana March sunrise & sunset times

Browse the sunrise and sunset times for Montana in March 2025. Select a month to view Montana sunrise and sunset times for the next 12 months. The Montana sunrise and sunset times shown below are for Helena.

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

Date	Sunrise times	Sunset times
Saturday, 1st March 2025	07:07	18:15
Sunday, 16th March 2025	06:38	18:36
Monday, 31st March 2025	06:09	18:56

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Montana - quick facts
Flight time^✝	13 hours
Time difference	UK -7 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Montana Office of Tourism