Fairfax Weather Forecast

    • 60
    • 82

    Increasing Clouds

    • 62
    • 85

    Chance Thunderstorms

    • 63
    • 89

    Mostly Cloudy

    • 40
    • 73

    Rain Showers

    • 46
    • 67

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 58
    • 81

    Chance Rain Showers

Today 9 Mar Allendale

Mostly sunny. Highs in the lower 80s. West Winds around 5 Mph.

Tonight 9 Mar Allendale

Mostly clear this Evening, then becoming mostly cloudy. Lows in the lower 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairfax Temperature Statistics

March Temperature

Allendale County Airport (3.1 miles)

  • Lowest 1 March, 2026

    41 °F

  • Average March

    62.4 °F

  • Highest 6 March, 2026

    82.4 °F

Climate (2021–Present)

Allendale County Airport (3.1 miles)

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  • Average Low 2021–2026

    55.5 °F

  • Average 2021–2026

    65.3 °F

  • Average High 2021–2026

    76.3 °F
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