Typical Weather in Helena, MT in January

33° F Avg High

13° F Avg Low

1 Rainy Days

☀️ Temperature Summary

Highs in January are typically around 33°F, which is cooler than usual in Helena. Pack a jacket if you're considering a visit to Helena at this time. Overnight lows can reach 13°F. Daily high temperatures can range between NaN°F and 36°F, and typically fall throughout the month.

You may want to consider a warmer month to visit Helena, unless you're ready to brave the cold.

High Temps Throughout the Year

☔ Rain Summary

You can expect about a 4% chance of rain for any given day in January. It's one of the drier months of the year for Helena, with total rainfall for the month around 0 inches.