St Johns Weather Forecast

    • 2
    • 20

    Mostly Cloudy

    • 17
    • 22

    Chance Snow

    • 1
    • 34

    Chance Snow

    • 3
    • 14

    Mostly Cloudy

    • 15
    • 26

    Mostly Cloudy

    • 24
    • 34

    Mostly Cloudy

    • 26
    • 38

    Mostly Cloudy

Today 4 Feb Mercer

Partly sunny and cold. Near steady temperature around 20. North Winds around 5 Mph.

Tonight 4 Feb Mercer

Partly cloudy. Cold with Lows 0 to 5 above. North Winds around 5 Mph early this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Johns Temperature Statistics

February Temperature

Versailles Darke County Airport (14.3 miles)

  • Lowest 1 February, 2026

    -4 °F

  • Average February

    13.2 °F

  • Highest 2 February, 2026

    26.6 °F

Climate (2021–Present)

Versailles Darke County Airport (14.3 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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