Farmington Weather Forecast

    • 63
    • 67

    Rain Showers

    • 49
    • 68

    Rain Showers

    • 41
    • 63

    Mostly Sunny

    • 46
    • 65

    Partly Sunny

    • 40
    • 67

    Mostly Sunny

    • 39
    • 61

    Mostly Sunny

    • 50
    • 64

    Partly Sunny

Today 30 Sep Jefferson

Partly sunny. A 20 percent chance of light rain Showers in the morning. Highs in the upper 60s.

Tonight 30 Sep Jefferson

Patchy fog through the night. Chance of light Showers in the evening. Showers in the late evening and overnight. Slight chance of Thunderstorms after midnight. Near steady temperature in the mid 60s. Southwest Winds up to 10 Mph. Chance of precipitation near 100 percent.

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Farmington Temperature Statistics

September Temperature

Watertown (6.8 miles)

  • Lowest 27 September, 2026

    40.5 °F

  • Average September

    64 °F

  • Highest 1 September, 2026

    87.3 °F

Climate (2021–2026)

Watertown (6.8 miles)

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  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    53.8 °F
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