Augst Lake Weather Forecast

    • 57
    • 75

    Increasing Clouds

    • 62
    • 71

    Rain Showers Likely

    • 51
    • 72

    Rain Showers

    • 42
    • 64

    Slight Chance Rain Showers

    • 44
    • 64

    Slight Chance Rain Showers

    • 41
    • 65

    Partly Sunny

Today 29 Sep Ionia

Sunny. Patchy fog in the morning. Highs in the mid 70s. Light Winds becoming southwest 5 to 10 Mph in the afternoon.

Tonight 29 Sep Ionia

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. Light Winds becoming south 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Augst Lake Temperature Statistics

September Temperature

Ionia County Airport (9.9 miles)

  • Lowest 26 September, 2026

    39.2 °F

  • Average September

    64.2 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Ionia County Airport (9.9 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59 °F
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