Donaldsonville Weather Forecast

    • 47
    • 64

    Increasing Clouds

    • 56
    • 70

    Chance Rain Showers

    • 58
    • 75

    Chance Rain Showers

    • 48
    • 70

    Chance Rain Showers

    • 31
    • 59

    Rain Showers

    • 27
    • 42

    Chance Rain Showers

    • 24
    • 44

    Partly Sunny

Today 20 Jan Western Ascension

Mostly sunny. Highs in the lower 60s. East Winds around 5 Mph.

Tonight 20 Jan Western Ascension

Partly cloudy this Evening, then becoming mostly cloudy. Not as cool with Lows in the upper 40s. Southeast Winds around 5 Mph.

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  • Temperature Real-Time

Donaldsonville Temperature Statistics

January Temperature

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (31.1 miles)

  • Lowest 18 January, 2026

    28 °F

  • Average January

    57.4 °F

  • Highest 8 January, 2026

    81 °F

Climate (2021–Present)

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (31.1 miles)

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  • Average Low 2021–2026

    60.5 °F

  • Average 2021–2026

    70.5 °F

  • Average High 2021–2026

    81.2 °F
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