Helena West Side Weather Forecast
- 41
- 67
Mostly Sunny
- 47
- 78
Mostly Sunny
- 49
- 83
Mostly Sunny
- 40
- 73
Rain Showers Likely
- 36
- 55
Chance Rain Showers
- 42
- 69
Partly Sunny
- 48
- 78
Partly Sunny
Today 1 May Helena Valley
Partly cloudy in the morning then clearing. Highs in the mid 60s. North Winds up to 5 Mph.
Tonight 1 May Helena Valley
Mostly clear. Lows 35 to 40. Northeast Winds up to 5 Mph shifting to the south after midnight.
Helena West Side Temperature Statistics
May Temperature
Helena Regional Airport (5.6 miles)
Lowest
–Average May
–Highest
–
Climate (2020–Present)
Helena Regional Airport (5.6 miles)
Average Low 2020–2025
36.1 °FAverage 2020–2025
47.4 °FAverage High 2020–2025
59.2 °F