Mertensia Park Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 59
    • 81

    Partly Sunny

    • 62
    • 83

    Mostly Sunny

    • 68
    • 88

    Partly Sunny

    • 74
    • 94

    Partly Sunny

    • 66
    • 87

    Partly Sunny

    • 64
    • 84

    Partly Sunny

Today 10 Jul Ontario

Mostly cloudy Early, then becoming partly sunny. A 50 percent chance of Showers and Thunderstorms. Highs Ranging from the mid 70s on the Hilltops to the lower 80s across the lower Elevations. Light north Winds.

Tonight 10 Jul Ontario

Mainly clear Early, then becoming mostly cloudy. Lows in the lower 60s. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mertensia Park Temperature Statistics

July Temperature

Rochester, Greater Rochester International Airport (18.6 miles)

  • Lowest 8 July, 2026

    64 °F

  • Average July

    77.3 °F

  • Highest 1 July, 2026

    94.6 °F

Climate (2021–2026)

Rochester, Greater Rochester International Airport (18.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.5 °F
Get WillyWeather+ to remove ads