Typical Weather in Helena, MT in March

48° F Avg High

24° F Avg Low

2 Rainy Days

☀️ Temperature Summary

Highs in March are typically around 48°F, which is cooler than usual in Helena. Lows overnight are typically around 24°F. Daily high temperatures can range between 43°F and 52°F, and will often rise as the month goes on.

March is a great time to visit Helena, with mild temperatures and sunny days being very common.

High Temps Throughout the Year

☔ Rain Summary

You can expect about a 7% chance of rain for any given day in March. It's one of the drier months of the year for Helena, with total rainfall for the month around 1 inches.