Simpson Lake Weather Forecast

    • 44
    • 70

    Sunny

    • 46
    • 72

    Mostly Sunny

    • 49
    • 77

    Mostly Sunny

    • 51
    • 79

    Sunny

    • 53
    • 83

    Sunny

    • 55
    • 86

    Mostly Sunny

Today 17 Oct Cass

Sunny. Highs around 70. Northeast Winds 5 to 10 Mph.

Tonight 17 Oct Cass

Clear. Lows in the mid 40s. Northeast Winds around 5 Mph.

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Simpson Lake Temperature Statistics

October Temperature

Gilmer, Fox Stephens Field - Gilmer Municipal Airport (23.6 miles)

  • Lowest 6 October, 2026

    56.3 °F

  • Average October

    74.7 °F

  • Highest 13 October, 2026

    91.8 °F

Climate (2021–2026)

Gilmer, Fox Stephens Field - Gilmer Municipal Airport (23.6 miles)

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  • Average Low 2021–2026

    57.3 °F

  • Average 2021–2026

    66.9 °F

  • Average High 2021–2026

    77.5 °F
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