River Lake Weather Forecast

    • 39
    • 56

    Mostly Sunny

    • 56
    • 71

    Mostly Cloudy

    • 49
    • 67

    Slight Chance Thunderstorms

Today 19 Dec Madison

Sunny. Much cooler with Highs in the mid 50s. North Winds around 5 Mph.

Tonight 19 Dec Madison

Mostly clear. Lows in the upper 30s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

River Lake Temperature Statistics

December Temperature

Vicksburg Municipal (8.7 miles)

  • Lowest 15 December, 2025

    21.2 °F

  • Average December

    44.4 °F

  • Highest 13 December, 2025

    73.4 °F

Climate (2020–Present)

Vicksburg Municipal (8.7 miles)

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  • Average Low 2020–2025

    56.4 °F

  • Average 2020–2025

    66.3 °F

  • Average High 2020–2025

    77.3 °F
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