West Sterlington Weather Forecast

    • 69
    • 94

    Slight Chance Thunderstorms

    • 68
    • 94

    Mostly Sunny

    • 68
    • 93

    Partly Sunny

    • 68
    • 93

    Chance Thunderstorms

    • 68
    • 92

    Chance Rain Showers

    • 69
    • 89

    Chance Rain Showers

Today 16 Sep Union

Partly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 90s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 16 Sep Union

A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Lows in the upper 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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West Sterlington Temperature Statistics

September Temperature

Monroe Regional Airport (13 miles)

  • Lowest 9 September, 2025

    57.9 °F

  • Average September

    78.5 °F

  • Highest 13 September, 2025

    98.1 °F

Climate (2020–Present)

Monroe Regional Airport (13 miles)

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  • Average Low 2020–2025

    57.4 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    78.6 °F
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