Fayetteville Weather Forecast

    • 38
    • 69

    Rain Likely

    • 46
    • 66

    Mostly Sunny

    • 60
    • 76

    Rain Likely

    • 54
    • 78

    Rain

    • 37
    • 61

    Chance Rain

    • 38
    • 57

    Partly Sunny

Today 7 Mar St. Clair

Showers in the Morning, then partly sunny in the afternoon. Cooler with Highs in the upper 60s. Temperature falling into the upper 50s in the afternoon. Southwest Winds 10 to 15 Mph, becoming northwest 15 to 20 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 7 Mar St. Clair

Partly cloudy in the Evening, then clearing. Much cooler with Lows in the upper 30s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fayetteville Temperature Statistics

March Temperature

Belleville, Scott AFB/MidAmerica Airport (11.8 miles)

  • Lowest 1 March, 2026

    30 °F

  • Average March

    43.6 °F

  • Highest 4 March, 2026

    55.9 °F

Climate (2021–Present)

Belleville, Scott AFB/MidAmerica Airport (11.8 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    67.8 °F
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