Mason Weather Forecast

    • 71
    • 97

    Increasing Clouds

    • 69
    • 92

    Chance Rain Showers

    • 71
    • 94

    Partly Sunny

    • 67
    • 92

    Slight Chance Thunderstorms

    • 62
    • 86

    Chance Thunderstorms

    • 59
    • 80

    Slight Chance Rain Showers

Today 17 Sep Effingham

Mostly sunny with a chance of Showers and Thunderstorms. Hot. Near steady temperature in the mid 90s. West Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 104.

Tonight 17 Sep Effingham

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 70s. West Winds around 5 Mph, becoming north after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mason Temperature Statistics

September Temperature

Effingham, Effingham County Memorial Airport (9.3 miles)

  • Lowest 8 September, 2026

    57.9 °F

  • Average September

    78.1 °F

  • Highest 4 September, 2026

    98.6 °F

Climate (2021–2026)

Effingham, Effingham County Memorial Airport (9.3 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    66.2 °F
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