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.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crater Lake Temperature Statistics

July Temperature

Alturas (64 miles)

  • Lowest 5 July, 2025

    40.6 °F
  • Average July

    70.9 °F
  • Highest 13 July, 2025

    101.6 °F

Climate (2020–Present)

Alturas (64 miles)

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  • Average Low 2020–2025

    32.9 °F
  • Average 2020–2025

    49.3 °F
  • Average High 2020–2025

    64.5 °F
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