Glacier National Park Weather Forecast
- 45
- 70
Rain Likely
- 44
- 65
Slight Chance Thunderstorms
- 49
- 73
Partly Sunny
- 52
- 78
Partly Sunny
- 54
- 80
Partly Sunny
- 49
- 74
Mostly Cloudy
Today 21 Jun West Glacier Region
Mostly sunny in the Morning, then mostly cloudy with Areas of rain early in the afternoon. Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms late in the afternoon. Chance of precipitation 50 percent. Highs in the mid 60s to lower 70s. West Winds to 15 Mph in the afternoon.
Tonight 21 Jun West Glacier Region
Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Chance of precipitation 50 percent. Lows in the 40s. North Winds to 15 Mph.
Glacier National Park Temperature Statistics
June Temperature
Kalispell, Glacier Park International Airport (37.9 miles)
Lowest 14 June, 2026
35.7 °FAverage June
56.4 °FHighest 16 June, 2026
82.7 °F
Climate (2021–2026)
Kalispell, Glacier Park International Airport (37.9 miles)
Average Low 2021–2026
33.4 °FAverage 2021–2026
45.5 °FAverage High 2021–2026
57.2 °F