Fairfield Weather Forecast

    • 2
    • 25

    Chance Flurries

    • 5
    • 15

    Partly Sunny

    • 20
    • 31

    Mostly Cloudy

    • 13
    • 34

    Partly Sunny

    • 19
    • 31

    Partly Sunny

    • 7
    • 31

    Mostly Cloudy

Today 18 Jan Jefferson

Cloudy. Scattered Flurries this afternoon. Not as cool with Highs in the mid 20s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 7 below.

Tonight 18 Jan Jefferson

Mostly cloudy with scattered Flurries in the Evening, then partly cloudy after midnight. Breezy, cold with Lows around 2 above. Northwest Winds 20 to 25 Mph with Gusts up to 40 Mph. Wind chill Values as low as 19 below.

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Fairfield Temperature Statistics

January Temperature

Fairfield Municipal Airport (3.1 miles)

  • Lowest 15 January, 2026

    6.8 °F

  • Average January

    33.2 °F

  • Highest 7 January, 2026

    59 °F

Climate (2021–Present)

Fairfield Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    61.9 °F
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