Marissa Weather Forecast

    • 67
    • 79

    Rain Showers

    • 67
    • 82

    Chance Rain Showers

    • 67
    • 89

    Slight Chance Thunderstorms

    • 67
    • 89

    Partly Sunny

    • 69
    • 92

    Mostly Sunny

    • 63
    • 89

    Chance Rain Showers

Today 10 Sep St. Clair

Mostly cloudy with a slight chance of Showers and Thunderstorms. Much cooler. Near steady temperature in the upper 70s. North Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Sep St. Clair

Mostly cloudy. Patchy fog after midnight. Lows in the upper 60s. North Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marissa Temperature Statistics

September Temperature

Sparta Community-Hunter Field Airport (7.5 miles)

  • Lowest 8 September, 2026

    57 °F

  • Average September

    81.9 °F

  • Highest 5 September, 2026

    100.8 °F

Climate (2021–2026)

Sparta Community-Hunter Field Airport (7.5 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    66.9 °F
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