Mattawa Weather Forecast

    • 40
    • 58

    Chance Rain

    • 39
    • 56

    Partly Sunny

    • 45
    • 59

    Mostly Cloudy

    • 44
    • 63

    Mostly Cloudy

    • 40
    • 66

    Mostly Cloudy

    • 33
    • 54

    Mostly Sunny

    • 33
    • 51

    Mostly Cloudy

Today 4 Mar Moses Lake Area

Rain in the Morning, then a chance of rain in the afternoon. Highs in the lower to mid 50s. Windy. Southwest wind 15 to 25 Mph with Gusts up to 30 Mph. Chance of precipitation near 100 percent. Rainfall Amounts less than a quarter of an inch.

Tonight 4 Mar Moses Lake Area

Partly cloudy. Lows in the 30s. West wind 5 to 15 Mph with Gusts up to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattawa Temperature Statistics

March Temperature

Sunnyside Municipal Airport (28.6 miles)

  • Lowest 1 March, 2026

    27 °F

  • Average March

    41.4 °F

  • Highest 2 March, 2026

    61.2 °F

Climate (2021–Present)

Sunnyside Municipal Airport (28.6 miles)

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

  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    63.6 °F
Get WillyWeather+ to remove ads