Sidney Weather Forecast

    • 45
    • 65

    Chance Rain Showers

    • 55
    • 68

    Chance Rain Showers

    • 50
    • 69

    Rain Showers Likely

    • 42
    • 60

    Chance Rain Showers

    • 44
    • 60

    Partly Sunny

    • 41
    • 60

    Chance Rain Showers

Today 16 Oct Montcalm

Sunny. Highs in the mid 60s. Light Winds.

Tonight 16 Oct Montcalm

Mostly clear in the Evening, then mostly cloudy with a 20 percent chance of rain Showers after midnight. Lows in the mid 40s. Southeast Winds around 10 Mph.

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Sidney Temperature Statistics

October Temperature

Ionia County Airport (21.7 miles)

  • Lowest 9 October, 2025

    33.8 °F

  • Average October

    59.2 °F

  • Highest 4 October, 2025

    87.8 °F

Climate (2020–Present)

Ionia County Airport (21.7 miles)

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  • Average Low 2020–2025

    41 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    59.1 °F
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