Fairfield Weather Forecast

    • 60
    • 66

    Rain Showers

    • 49
    • 67

    Rain Showers

    • 28
    • 54

    Rain Showers Likely

    • 21
    • 33

    Partly Sunny

    • 29
    • 41

    Partly Sunny

    • 36
    • 49

    Chance Rain Showers

    • 26
    • 44

    Chance Rain Showers

Today 8 Jan Nelson

Mostly cloudy. Highs in the upper 60s. Southeast Winds up to 10 Mph.

Tonight 8 Jan Nelson

Warmer. Mostly cloudy. Chance of Showers and slight chance of Thunderstorms late in the night. Near steady temperature in the lower 60s. South Winds 10 to 20 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairfield Temperature Statistics

January Temperature

Lebanon-Springfield Airport (21.7 miles)

  • Lowest 4 January, 2026

    23 °F

  • Average January

    38.8 °F

  • Highest 6 January, 2026

    62.6 °F

Climate (2021–Present)

Lebanon-Springfield Airport (21.7 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.2 °F
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