Mertensia Park Weather Forecast

    • 29
    • 33

    Mostly Cloudy

    • 18
    • 38

    Rain/Snow

    • 10
    • 19

    Chance Snow Showers

    • 34
    • 36

    Chance Rain/Snow

    • 24
    • 43

    Slight Chance Rain Showers

    • 21
    • 29

    Mostly Cloudy

    • 29
    • 37

    Snow Showers Likely

Today 30 Jan Ontario

Partly sunny Early, then becoming mostly cloudy. Scattered Flurries. Highs in the lower 30s. South Winds 10 Mph or less.

Tonight 30 Jan Ontario

Mostly cloudy. A chance of rain late. Lows in the upper 20s. South Winds 5 to 10 Mph, becoming southwest. Chance of rain 30 percent.

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  • Temperature Real-Time

Mertensia Park Temperature Statistics

January Temperature

Rochester, Greater Rochester International Airport (18.6 miles)

  • Lowest 22 January, 2025

    -1.2 °F

  • Average January

    24.7 °F

  • Highest 1 January, 2025

    44.7 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (18.6 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.3 °F
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