Fairfield Airport Weather Forecast

    • 32
    • 63

    Increasing Clouds

    • 19
    • 46

    Partly Sunny

    • 24
    • 38

    Partly Sunny

    • 26
    • 52

    Mostly Sunny

    • 22
    • 45

    Mostly Sunny

    • 27
    • 46

    Partly Sunny

    • 24
    • 45

    Partly Sunny

Today 14 Jan Eastern Pondera and Eastern Teton

Sunny. Highs in the lower 60s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 14 Jan Eastern Pondera and Eastern Teton

Mostly clear. Lows in the lower 30s. West Winds 5 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairfield Airport Temperature Statistics

January Temperature

Great Falls, Great Falls International Airport (29.8 miles)

  • Lowest 9 January, 2026

    19 °F

  • Average January

    40.1 °F

  • Highest 12 January, 2026

    57 °F

Climate (2021–Present)

Great Falls, Great Falls International Airport (29.8 miles)

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  • Average Low 2021–2026

    34.1 °F

  • Average 2021–2026

    46.6 °F

  • Average High 2021–2026

    58.6 °F
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