Mason City Weather Forecast

    • 73
    • 93

    Chance Thunderstorms

    • 74
    • 93

    Partly Sunny

    • 74
    • 95

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 74
    • 95

    Slight Chance Thunderstorms

Today 30 Aug Jefferson

Sunny. Highs in the lower 90s. Southeast Winds around 5 Mph.

Tonight 30 Aug Jefferson

Mostly clear. Lows in the lower 70s. Southeast Winds around 5 Mph.

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Mason City Temperature Statistics

August Temperature

Birmingham, Birmingham International Airport (8.7 miles)

  • Lowest 25 August, 2026

    67.6 °F

  • Average August

    83.4 °F

  • Highest 17 August, 2026

    99.6 °F

Climate (2021–2026)

Birmingham, Birmingham International Airport (8.7 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    76.2 °F
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