Crater Lake Weather Forecast
- 48
- 71
Mostly Sunny
- 50
- 72
Chance Thunderstorms
- 47
- 69
Chance Thunderstorms
- 46
- 67
Chance Thunderstorms
- 48
- 69
Mostly Sunny
- 50
- 73
Mostly Sunny
Today 23 Jul Lassen-Eastern Plumas-Eastern Sierra Counties
Sunny. Highs 81 to 91. Light Winds becoming southwest around 10 Mph in the afternoon.
Tonight 23 Jul Lassen-Eastern Plumas-Eastern Sierra Counties
Clear. Lows 44 to 54. West Winds 10 to 15 Mph.
Crater Lake Temperature Statistics
July Temperature
Alturas (64 miles)
Lowest 5 July, 2025
40.6 °FAverage July
70.9 °FHighest 13 July, 2025
101.6 °F
Climate (2020–Present)
Alturas (64 miles)
Average Low 2020–2025
32.9 °FAverage 2020–2025
49.3 °FAverage High 2020–2025
64.5 °F