Lewiston Weather Forecast

    • 71
    • 91

    Chance Thunderstorms

    • 72
    • 98

    Hot

    • 72
    • 102

    Hot

    • 73
    • 105

    Rain Likely

    • 66
    • 88

    Rain Showers Likely

    • 65
    • 88

    Partly Sunny

    • 62
    • 84

    Partly Sunny

Today 1 Aug Lewiston Area

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Highs in the 80s. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Lewiston Temperature Statistics

August Temperature

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

  • Lowest

  • Average August

  • Highest

Climate (2010–Present)

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

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  • Average Low 2010–Present

    45 °F
  • Average 2010–Present

    54.6 °F
  • Average High 2010–Present

    64.6 °F
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