Lake Poinsett Weather Forecast

    • 77
    • 100

    Hot

    • 72
    • 98

    Chance Rain Showers

    • 72
    • 90

    Rain Showers Likely

    • 72
    • 96

    Slight Chance Thunderstorms

    • 74
    • 95

    Mostly Sunny

    • 74
    • 96

    Mostly Sunny

    • 73
    • 97

    Slight Chance Thunderstorms

Today 9 Sep Poinsett

Sunny. Near steady temperature in the upper 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 110.

Tonight 9 Sep Poinsett

Mostly clear. Lows in the upper 70s. South Winds 5 to 10 Mph. Heat index Values up to 108 early through the evening.

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Lake Poinsett Temperature Statistics

September Temperature

Newport, Newport Municipal Airport (28.6 miles)

  • Lowest 7 September, 2026

    68 °F

  • Average September

    85 °F

  • Highest 4 September, 2026

    100.9 °F

Climate (2021–2026)

Newport, Newport Municipal Airport (28.6 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    61.7 °F

  • Average High 2021–2026

    71.9 °F
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