Pomeroy Weather Forecast

    • 50
    • 68

    Chance Rain Showers

    • 48
    • 66

    Mostly Cloudy

    • 49
    • 65

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

    • 49
    • 72

    Partly Sunny

    • 49
    • 71

    Partly Sunny

    • 52
    • 74

    Partly Sunny

Today 26 Jun Lower Garfield and Asotin Counties

Cloudy with rain Showers likely and a chance of Thunderstorms. Highs in the lower 60s to lower 70s. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 26 Jun Lower Garfield and Asotin Counties

A chance of Thunderstorms in the evening. Mostly cloudy with a chance of rain Showers. Lows in the upper 40s to lower 50s. Chance of precipitation 50 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

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Pomeroy Temperature Statistics

June Temperature

Lewiston, Lewiston-Nez Perce County Airport (28.6 miles)

  • Lowest 8 June, 2026

    45.6 °F

  • Average June

    68.3 °F

  • Highest 15 June, 2026

    92.6 °F

Climate (2021–2026)

Lewiston, Lewiston-Nez Perce County Airport (28.6 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    66.1 °F
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