Mendon Weather Forecast

    • 11
    • 26

    Increasing Clouds

    • 33
    • 36

    Rain

    • 21
    • 39

    Rain

    • 16
    • 28

    Chance Snow

    • 10
    • 27

    Chance Snow

    • 7
    • 16

    Chance Snow

    • 8
    • 17

    Partly Sunny

Today 8 Dec Mercer

Partly cloudy. Highs in the mid 20s. East Winds 5 to 10 Mph.

Tonight 8 Dec Mercer

Mostly clear early this Evening, then becoming partly cloudy. Lows 10 to 15. Southeast Winds around 5 Mph, becoming south with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mendon Temperature Statistics

December Temperature

Lima, Lima Allen County Airport (26.1 miles)

  • Lowest 5 December, 2025

    1 °F

  • Average December

    22.9 °F

  • Highest 1 December, 2025

    33.1 °F

Climate (2020–Present)

Lima, Lima Allen County Airport (26.1 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    62.6 °F
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