Fort Jackson Weather Forecast

    • 61
    • 76

    Slight Chance Rain Showers

    • 57
    • 74

    Rain Showers Likely

    • 53
    • 74

    Mostly Sunny

    • 58
    • 77

    Mostly Sunny

    • 61
    • 79

    Rain Showers Likely

    • 57
    • 74

    Rain Showers

    • 56
    • 71

    Chance Rain Showers

Today 18 Aug Southwestern St. Lawrence

Patchy dense fog this morning. Partly sunny. Highs in the upper 70s. Light and variable Winds.

Tonight 18 Aug Southwestern St. Lawrence

Partly cloudy. Lows in the lower 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Jackson Temperature Statistics

August Temperature

Massena, Massena International-Richards Field (16.8 miles)

  • Lowest 16 August, 2026

    52 °F

  • Average August

    70.8 °F

  • Highest 6 August, 2026

    87.7 °F

Climate (2021–2026)

Massena, Massena International-Richards Field (16.8 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
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