Farmington Weather Forecast

    • 43
    • 66

    Decreasing Clouds

    • 46
    • 75

    Mostly Sunny

    • 51
    • 77

    Chance Rain

    • 47
    • 73

    Mostly Sunny

    • 47
    • 75

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

    • 48
    • 79

    Mostly Sunny

Today 15 Sep Washington Palouse

Partly cloudy. Highs in the 70s.

Tonight 15 Sep Washington Palouse

Partly cloudy. Lows in the 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Farmington Temperature Statistics

September Temperature

Pullman / Moscow Regional Airport (23.6 miles)

  • Lowest 5 September, 2026

    42.7 °F

  • Average September

    59.9 °F

  • Highest 10 September, 2026

    80.7 °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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