St Helen Weather Forecast

    • 44
    • 77

    Becoming Sunny

    • 48
    • 77

    Mostly Sunny

    • 49
    • 78

    Mostly Sunny

    • 45
    • 75

    Rain Showers Likely

    • 38
    • 57

    Chance Rain Showers

    • 41
    • 56

    Chance Rain Showers

Today 31 Aug Roscommon

Partly sunny. Highs in the upper 70s. Southwest Winds up to 10 Mph early becoming light.

Tonight 31 Aug Roscommon

Clear. Patchy fog after midnight. Lows in the mid 40s. Light Winds.

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St Helen Temperature Statistics

August Temperature

Houghton Lake, Roscommon County Airport (13 miles)

  • Lowest 1 August, 2025

    43.6 °F

  • Average August

    69.7 °F

  • Highest 9 August, 2025

    92.6 °F

Climate (2020–Present)

Houghton Lake, Roscommon County Airport (13 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    55.6 °F
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