Sullivan Lake Weather Forecast

    • 22
    • 39

    Partly Sunny

    • 20
    • 38

    Chance Snow Showers

    • 15
    • 34

    Chance Snow Showers

    • 12
    • 25

    Slight Chance Snow Showers

    • 12
    • 26

    Slight Chance Snow Showers

    • 14
    • 27

    Partly Sunny

Today 1 Feb Upper Columbia Basin

Mostly sunny. Highs in the mid 30s to lower 40s. Breezy. Southwest wind 10 to 20 Mph with Gusts up to 40 Mph.

Tonight 1 Feb Upper Columbia Basin

Partly cloudy. Lows 19 to 25. Southwest wind 5 to 15 Mph. Gusts up to 30 Mph in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sullivan Lake Temperature Statistics

February Temperature

Grant County Airport (28 miles)

  • Lowest

    –

  • Average February

    –

  • Highest

    –

Climate (2020–Present)

Grant County Airport (28 miles)

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

  • Average Low 2020–2025

    41.1 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    64.3 °F
Get WillyWeather+ to remove ads