Fillmore Weather Forecast

    • 43
    • 68

    Mostly Sunny

    • 48
    • 69

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

    • 57
    • 71

    Chance Rain Showers

    • 59
    • 69

    Chance Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 51
    • 65

    Chance Rain Showers

Today 26 Sep Allegan

Mostly sunny with a 20 percent chance of rain Showers. Highs in the mid 60s.

Tonight 26 Sep Allegan

Mostly clear. Lows in the lower 40s. Light Winds.

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Fillmore Temperature Statistics

September Temperature

Holland - West Michigan Regional Airport (3.1 miles)

  • Lowest 14 September, 2026

    46.7 °F

  • Average September

    66.7 °F

  • Highest 2 September, 2026

    90.6 °F

Climate (2021–2026)

Holland - West Michigan Regional Airport (3.1 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.8 °F
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