Lewiston Weather Forecast

    • 59
    • 82

    Chance Thunderstorms

    • 61
    • 81

    Rain Showers Likely

    • 59
    • 81

    Rain Showers Likely

    • 58
    • 72

    Mostly Cloudy

    • 54
    • 78

    Partly Sunny

    • 58
    • 82

    Partly Sunny

    • 58
    • 81

    Partly Sunny

Today 24 May Lewiston Area

Mostly cloudy in the Morning, then partly cloudy with scattered rain Showers and a chance of Thunderstorms in the afternoon. Highs in the mid 70s to lower 80s. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 24 May Lewiston Area

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of rain Showers overnight. Lows in the mid to upper 50s. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewiston Temperature Statistics

May Temperature

Lewiston, Lewiston-Nez Perce County Airport (1.9 miles)

  • Lowest 12 May, 2018

    43 °F
  • Average May

    63.4 °F
  • Highest 15 May, 2018

    90 °F

Climate (2010–Present)

Lewiston, Lewiston-Nez Perce County Airport (1.9 miles)

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  • Average Low 2010–Present

    44 °F
  • Average 2010–Present

    53.7 °F
  • Average High 2010–Present

    63.5 °F
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