Whetstone Lake Weather Forecast

    • 13
    • 29

    Mostly Sunny

    • 18
    • 31

    Mostly Sunny

    • 15
    • 31

    Partly Sunny

    • 19
    • 32

    Partly Sunny

    • 19
    • 32

    Chance Snow

    • 7
    • 25

    Snow Likely

Today 18 Jan Bitterroot/Sapphire Mountains

Mostly sunny. Highs in the 30s.

Tonight 18 Jan Bitterroot/Sapphire Mountains

Mostly clear. Lows 11 to 18.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Whetstone Lake Temperature Statistics

January Temperature

Butte, Bert Mooney Airport (54.1 miles)

  • Lowest 8 January, 2026

    12 °F

  • Average January

    32.5 °F

  • Highest 14 January, 2026

    51.1 °F

Climate (2021–Present)

Butte, Bert Mooney Airport (54.1 miles)

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

  • Average Low 2021–2026

    28.2 °F

  • Average 2021–2026

    42 °F

  • Average High 2021–2026

    55.3 °F
Get WillyWeather+ to remove ads