Mertensia Park Weather Forecast
- 35
- 70
Rain Showers
- 33
- 49
Partly Sunny
- 55
- 61
Chance Rain Showers
- 57
- 70
Chance Rain Showers
- 60
- 75
Chance Rain Showers
- 55
- 78
Chance Rain Showers
Today 10 Apr Ontario
Mostly cloudy. A chance of Showers Early, then Showers late. Warm. Early Highs Ranging from the mid 60s on the Hilltops to the lower 70s across the lower Elevations, then Temperatures falling into the mid 50s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming northwest. Chance of rain 90 percent.
Tonight 10 Apr Ontario
Mostly cloudy. Rain Showers in the Evening, then a chance of rain Showers overnight. Some patchy fog developing overnight. Cooler with Lows in the mid 30s. Northwest Winds 5 to 10 Mph. Chance of rain 90 percent.
Mertensia Park Temperature Statistics
April Temperature
Rochester, Greater Rochester International Airport (18.6 miles)
Lowest 8 April, 2026
21 °FAverage April
45.7 °FHighest 3 April, 2026
76.6 °F
Climate (2021–Present)
Rochester, Greater Rochester International Airport (18.6 miles)
Average Low 2021–2026
42.3 °FAverage 2021–2026
50.8 °FAverage High 2021–2026
59.5 °F