Grass Lake Charter Township Weather Forecast

    • -3
    • 17

    Partly Sunny

    • 7
    • 23

    Partly Sunny

    • 12
    • 27

    Chance Snow Showers

    • 6
    • 26

    Slight Chance Snow Showers

    • 4
    • 22

    Mostly Cloudy

    • 15
    • 24

    Snow Showers Likely

Today 31 Jan Jackson

Mostly cloudy. Highs 15 to 20. North Winds 5 to 10 Mph.

Tonight 31 Jan Jackson

Partly cloudy. Lows near 5 below. North Winds around 10 Mph in the evening becoming light. Wind chill Readings as low as 2 below to 12 below zero.

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Grass Lake Charter Township Temperature Statistics

January Temperature

Jackson County Airport - Reynolds Field (13 miles)

  • Lowest 24 January, 2026

    -17.4 °F

  • Average January

    21.2 °F

  • Highest 9 January, 2026

    58.6 °F

Climate (2021–Present)

Jackson County Airport - Reynolds Field (13 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59.9 °F
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