Canandaigua Weather Forecast
- 47
- 56
Rain
- 56
- 70
Rain Showers Likely
- 56
- 76
Chance Rain Showers
- 60
- 83
Partly Sunny
- 54
- 80
Slight Chance Thunderstorms
- 49
- 71
Mostly Sunny
- 48
- 67
Partly Sunny
Today 23 May Ontario
Rain, Breezy, cool with near steady Temperatures Ranging from the lower 40s on the Hilltops to the upper 40s across the lower Elevations. Southeast Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.
Tonight 23 May Ontario
Rain Early, then Showers likely late this evening. Rain after midnight. Windy with Lows Ranging from the lower 40s on the Hilltops to the upper 40s across the lower Elevations. Southeast Winds 20 to 30 Mph with Gusts up to 40 Mph, becoming south. Chance of rain near 100 percent.
Canandaigua Temperature Statistics
May Temperature
Penn Yan, Penn Yan Airport (20.5 miles)
Lowest 7 May, 2026
32 °FAverage May
54.2 °FHighest 18 May, 2026
90 °F
Climate (2021–Present)
Penn Yan, Penn Yan Airport (20.5 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
50.4 °FAverage High 2021–2026
59.1 °F