Sweetwater Weather Forecast

    • 37
    • 48

    Rain Likely

    • 36
    • 50

    Rain

    • 38
    • 49

    Rain

    • 31
    • 48

    Rain Likely

    • 29
    • 46

    Chance Rain/Snow

    • 34
    • 51

    Chance Rain

Today 14 Mar Lewiston Area

Partly sunny. Highs in the lower 40s to lower 50s. Gusts up to 20 Mph in the morning.

Tonight 14 Mar Lewiston Area

Mostly cloudy. A chance of rain or snow. Snow level 2500 feet. Lows in the 30s. Chance of precipitation 50 percent.

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Sweetwater Temperature Statistics

March Temperature

Lewiston, Lewiston-Nez Perce County Airport (10.6 miles)

  • Lowest 6 March, 2025

    30.8 °F

  • Average March

    47.5 °F

  • Highest 1 March, 2025

    65.6 °F

Climate (2020–Present)

Lewiston, Lewiston-Nez Perce County Airport (10.6 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    65.3 °F
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