Island Lake Weather Forecast
- 39
- 58
Mostly Sunny
- 42
- 60
Slight Chance Thunderstorms
- 41
- 65
Slight Chance Thunderstorms
- 39
- 63
Chance Thunderstorms
- 38
- 62
Slight Chance Thunderstorms
- 43
- 65
Partly Sunny
Today 25 Jun Absaroka Mountains
Mostly sunny. Highs in the lower 60s. West Winds 10 to 15 Mph.
Tonight 25 Jun Absaroka Mountains
Mostly clear. Lows in the lower 40s. West Winds 10 to 15 Mph.
Island Lake Temperature Statistics
June Temperature
Powell Municipal Airport (36.7 miles)
Lowest 23 June, 2025
35.6 °FAverage June
61 °FHighest 19 June, 2025
91.4 °F
Climate (2020–Present)
Powell Municipal Airport (36.7 miles)
Average Low 2020–2025
34.6 °FAverage 2020–2025
45.2 °FAverage High 2020–2025
56.5 °F