Boulder Weather Forecast
- 26
- 44
Snow Likely
- 27
- 39
Snow Likely
- 28
- 45
Rain/Snow
- 25
- 39
Chance Snow
- 23
- 42
Chance Snow
- 24
- 43
Chance Snow
Today 29 Mar Elkhorn and Boulder Mountains
Mostly cloudy. Chance of snow in the Morning, then chance of snow and rain in the afternoon. Highs 35 to 45. Northwest Winds 5 to 15 Mph. Chance of precipitation 50 percent.
Tonight 29 Mar Elkhorn and Boulder Mountains
Colder. Snow likely. Snow accumulation of 5 to 8 Inches. Lows 20 to 30. North Winds 5 to 15 Mph. Chance of snow 70 percent.
Boulder Temperature Statistics
March Temperature
Helena Regional Airport (26.1 miles)
Lowest 7 March, 2025
21.8 °FAverage March
42.1 °FHighest 26 March, 2025
72 °F
Climate (2020–Present)
Helena Regional Airport (26.1 miles)
Average Low 2020–2025
36 °FAverage 2020–2025
47.4 °FAverage High 2020–2025
59.1 °F