Grand Lake St. Marys SPB Weather Forecast

    • 5
    • 18

    Increasing Clouds

    • 17
    • 28

    Slight Chance Snow

    • 6
    • 27

    Mostly Cloudy

    • 5
    • 18

    Mostly Cloudy

    • 17
    • 24

    Chance Snow

    • 3
    • 31

    Slight Chance Snow

Today 1 Feb Mercer

Partly cloudy early this Morning, then clearing. Patchy freezing fog this morning. Cold with Highs 15 to 20. West Winds around 5 Mph.

Tonight 1 Feb Mercer

Partly cloudy. Cold with Lows 5 to 10 above. Southwest Winds around 5 Mph.

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Grand Lake St. Marys SPB Temperature Statistics

February Temperature

Versailles Darke County Airport (23 miles)

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Climate (2021–Present)

Versailles Darke County Airport (23 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    61.4 °F
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