Rend Lake Weather Forecast

    • 55
    • 63

    Slight Chance Rain Showers

    • 53
    • 61

    Chance Rain Showers

    • 54
    • 58

    Chance Rain Showers

    • 49
    • 61

    Rain Showers Likely

    • 44
    • 55

    Chance Rain Showers

    • 43
    • 58

    Partly Sunny

    • 42
    • 60

    Partly Sunny

Today 25 Oct Franklin

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 60s. East Winds 10 to 15 Mph.

Tonight 25 Oct Franklin

Cloudy. A slight chance of Showers this evening. Lows in the lower 50s. East Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rend Lake Temperature Statistics

October Temperature

Mount Vernon Airport (18.6 miles)

  • Lowest 23 October, 2025

    34 °F

  • Average October

    62.6 °F

  • Highest 2 October, 2025

    89.1 °F

Climate (2020–Present)

Mount Vernon Airport (18.6 miles)

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  • Average Low 2020–2025

    45.8 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    68 °F
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