Otter Lake Weather Forecast

    • 56
    • 82

    Increasing Clouds

    • 58
    • 81

    Rain Showers

    • 52
    • 81

    Mostly Sunny

    • 51
    • 80

    Partly Sunny

    • 58
    • 82

    Mostly Cloudy

    • 63
    • 83

    Chance Rain Showers

Today 25 Aug Clare

Mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Light Winds.

Tonight 25 Aug Clare

Partly cloudy. Lows in the mid 50s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Otter Lake Temperature Statistics

August Temperature

Mount Pleasant, Mount Pleasant Municipal Airport (17.4 miles)

  • Lowest 20 August, 2026

    50 °F
  • Average August

    71.3 °F
  • Highest 16 August, 2026

    87.8 °F

Climate (2021–2026)

Mount Pleasant, Mount Pleasant Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    39.5 °F
  • Average 2021–2026

    49 °F
  • Average High 2021–2026

    58.5 °F
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