Island Lake Weather Forecast
- 36
- 44
Chance Rain
- 40
- 52
Rain Likely
- 39
- 52
Rain Likely
- 42
- 59
Chance Rain
- 39
- 60
Chance Rain
- 30
- 53
Chance Rain
- 29
- 50
Partly Sunny
Today 16 Mar Kootenai/Cabinet Region
Areas of snow until late afternoon. Areas of rain early in the Afternoon, then rain likely late in the afternoon. Chance of precipitation 70 percent. Snow level 3000 feet. Little or no new snow accumulation. Highs in the 40s to lower 50s.
Tonight 16 Mar Kootenai/Cabinet Region
Mostly cloudy with a 40 percent chance of Areas of rain. Lows in the mid 30s to lower 40s.
Island Lake Temperature Statistics
March Temperature
Kalispell, Glacier Park International Airport (32.3 miles)
Lowest 1 March, 2026
18.6 °FAverage March
36.3 °FHighest 3 March, 2026
56.6 °F
Climate (2021–Present)
Kalispell, Glacier Park International Airport (32.3 miles)
Average Low 2021–2026
33.4 °FAverage 2021–2026
45.5 °FAverage High 2021–2026
57.1 °F