Farmington Weather Forecast

    • 43
    • 66

    Increasing Clouds

    • 49
    • 64

    Mostly Cloudy

    • 44
    • 65

    Partly Sunny

    • 47
    • 69

    Partly Sunny

    • 45
    • 69

    Partly Sunny

    • 46
    • 72

    Mostly Sunny

Today 28 Sep Washington Palouse

Sunny. Highs in the mid 60s to lower 70s. Light Wind, becoming west 5 to 10 Mph in the afternoon.

Tonight 28 Sep Washington Palouse

Mostly clear. Lows in the 40s. Light wind.

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Farmington Temperature Statistics

September Temperature

Pullman / Moscow Regional Airport (23.6 miles)

  • Lowest 23 September, 2026

    39.7 °F

  • Average September

    59.6 °F

  • Highest 21 September, 2026

    83.6 °F

Climate (2021–2026)

Pullman / Moscow Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    59.6 °F
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