Straits Lake Weather Forecast

    • 56
    • 84

    Mostly Sunny

    • 58
    • 85

    Mostly Sunny

    • 54
    • 83

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 62
    • 86

    Chance Rain Showers

    • 62
    • 85

    Slight Chance Rain Showers

Today 17 Sep Morrow

Mostly sunny. Highs in the mid 80s. East Winds around 5 Mph, becoming north this afternoon.

Tonight 17 Sep Morrow

Clear. Lows in the mid 50s. Northeast Winds 5 to 10 Mph, becoming east after midnight.

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Straits Lake Temperature Statistics

September Temperature

Marion, Marion Municipal Airport (16.2 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    62.7 °F

  • Highest 13 September, 2025

    84 °F

Climate (2020–Present)

Marion, Marion Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    61.9 °F
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