Farmington Weather Forecast

    • 41
    • 62

    Rain Showers

    • 36
    • 59

    Partly Sunny

    • 39
    • 65

    Partly Sunny

    • 42
    • 64

    Partly Sunny

    • 45
    • 64

    Partly Sunny

    • 43
    • 65

    Partly Sunny

Today 25 Sep Washington Palouse

Rain Showers. Patchy blowing dust in the afternoon. Highs in the lower 60s to lower 70s. Windy. Southwest wind 15 to 25 Mph. Gusts up to 30 Mph increasing to 40 Mph in the afternoon. Chance of precipitation near 100 percent. Rainfall Amounts around a tenth of an inch.

Tonight 25 Sep Washington Palouse

Partly cloudy. A chance of rain Showers in the evening. Patchy blowing dust in the evening. Lows in the upper 30s to mid 40s. Windy. Southwest wind 15 to 25 Mph with Gusts up to 40 Mph. Chance of precipitation 20 percent.

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Farmington Temperature Statistics

September Temperature

Pullman / Moscow Regional Airport (23.6 miles)

  • Lowest 16 September, 2026

    41.6 °F

  • Average September

    60.6 °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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