Big Rainbow Lake Weather Forecast
- 28
- 51
Partly Sunny
- 21
- 48
Partly Sunny
- 22
- 47
Mostly Sunny
- 30
- 53
Partly Sunny
- 30
- 55
Chance Rain Showers
- 24
- 48
Chance Snow Showers
Today 20 Apr Boise Mountains
Sunny. Highs 54 to 69.
Tonight 20 Apr Boise Mountains
Increasing Clouds. Lows 27 to 42.
Big Rainbow Lake Temperature Statistics
April Temperature
Boise Air Terminal (41 miles)
Lowest 8 April, 2024
31.7 °FAverage April
51.8 °FHighest 13 April, 2024
81.6 °F
Climate (2019–Present)
Boise Air Terminal (41 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
43.4 °FAverage 2019–2024
53.9 °FAverage High 2019–2024
64.9 °F