Crater Lake Weather Forecast

    • 27
    • 33

    Increasing Clouds

    • 23
    • 33

    Partly Sunny

    • 24
    • 33

    Partly Sunny

    • 20
    • 32

    Mostly Cloudy

    • 20
    • 27

    Chance Snow

    • 23
    • 29

    Chance Snow

Today 19 Jan Lower Hells Canyon/Salmon River Region

Mostly sunny. Highs in the 40s to lower 50s.

Tonight 19 Jan Lower Hells Canyon/Salmon River Region

Mostly clear. Lows in the upper 20s to mid 30s. South Winds to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Crater Lake Temperature Statistics

January Temperature

Grangeville - Idaho County Airport (37.3 miles)

  • Lowest 16 January, 2026

    21.2 °F

  • Average January

    35 °F

  • Highest 3 January, 2026

    51.8 °F

Climate (2021–Present)

Grangeville - Idaho County Airport (37.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57.8 °F
Get WillyWeather+ to remove ads