Three Island Lake Weather Forecast
- 29
- 47
Mostly Sunny
- 23
- 42
Mostly Sunny
- 30
- 41
Mostly Sunny
- 32
- 47
Partly Sunny
- 29
- 46
Slight Chance Snow Showers
- 28
- 42
Slight Chance Snow Showers
- 34
- 49
Mostly Sunny
Today 4 May Boise Mountains
Sunny. Highs 64 to 79.
Tonight 4 May Boise Mountains
Mostly clear. Lows 33 to 48.
Three Island Lake Temperature Statistics
May Temperature
Stanley, Stanley Ranger Station (18.6 miles)
Lowest
–Average May
–Highest
–
Climate (2021–Present)
Stanley, Stanley Ranger Station (18.6 miles)
Average Low 2021–2026
23.3 °FAverage 2021–2026
38.6 °FAverage High 2021–2026
54 °F