Lake Helen Weather Forecast

    • 71
    • 94

    Chance Thunderstorms

    • 71
    • 95

    Mostly Sunny

    • 73
    • 95

    Partly Sunny

    • 71
    • 92

    Rain Showers Likely

    • 67
    • 84

    Rain Showers Likely

    • 62
    • 81

    Chance Rain Showers

    • 61
    • 80

    Slight Chance Rain Showers

Today 26 Sep Comanche

Mostly sunny. Highs in the mid 80s.

Tonight 26 Sep Comanche

Partly cloudy with Showers likely with a chance of Thunderstorms this Evening, then mostly clear after midnight. Lows around 70. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Helen Temperature Statistics

September Temperature

Fort Sill (1.2 miles)

  • Lowest 21 September, 2026

    69.3 °F

  • Average September

    87.6 °F

  • Highest 12 September, 2026

    107.8 °F

Climate (2021–2026)

Fort Sill (1.2 miles)

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  • Average Low 2021–2026

    54.2 °F

  • Average 2021–2026

    65.8 °F

  • Average High 2021–2026

    77.3 °F
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