Williams Lake Weather Forecast

    • 48
    • 75

    Rain Showers Likely

    • 48
    • 67

    Rain Showers Likely

    • 45
    • 62

    Chance Thunderstorms

    • 46
    • 65

    Partly Sunny

    • 43
    • 60

    Chance Thunderstorms

    • 43
    • 60

    Slight Chance Thunderstorms

Today 31 Jul Northern Clearwater Mountains

Partly cloudy. Slight chance of rain early in the afternoon. Slight chance of Showers and Thunderstorms late in the afternoon. Chance of precipitation 20 percent. Some Thunderstorms may produce gusty Winds and heavy rainfall. Highs in the 90s.

Tonight 31 Jul Northern Clearwater Mountains

Rain Showers likely and a chance of Thunderstorms in the Evening, then slight chance of Showers and Thunderstorms after midnight. Patchy fog after midnight. Chance of precipitation 60 percent. Some Thunderstorms may produce gusty Winds and heavy rainfall. Lows in the upper 40s to mid 50s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Williams Lake Temperature Statistics

July Temperature

Missoula, Missoula International Airport (37.9 miles)

  • Lowest 6 July, 2025

    46.7 °F

  • Average July

    70.7 °F

  • Highest 8 July, 2025

    98.7 °F

Climate (2020–Present)

Missoula, Missoula International Airport (37.9 miles)

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

  • Average Low 2020–2025

    35.5 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    59.2 °F
Get WillyWeather+ to remove ads