Canandaigua Weather Forecast
- 30
- 40
Rain/Snow
- 24
- 34
Mostly Cloudy
- 17
- 38
Mostly Cloudy
- 23
- 28
Wintry Mix
- 31
- 38
Rain Showers Likely
- 17
- 43
Rain/Snow Likely
Today 23 Dec Ontario
Snow and rain this Morning, then rain Showers, snow Showers likely with a chance of freezing rain early this afternoon. A chance of rain Showers late. Additional snow accumulation an inch or less. Highs Ranging from the mid 30s on the Hilltops to around 40 across the lower Elevations. South Winds 5 to 10 Mph, becoming west 10 to 15 Mph. Chance of precipitation near 100 percent.
Tonight 23 Dec Ontario
Cloudy. Lows Ranging from the mid 20s on the Hilltops to around 30 across the lower Elevations. West Winds 15 to 20 Mph with Gusts up to 35 Mph.
Canandaigua Temperature Statistics
December Temperature
Penn Yan, Penn Yan Airport (20.5 miles)
Lowest 4 December, 2025
3 °FAverage December
26.7 °FHighest 19 December, 2025
54 °F
Climate (2020–Present)
Penn Yan, Penn Yan Airport (20.5 miles)
Average Low 2020–2025
42 °FAverage 2020–2025
50.5 °FAverage High 2020–2025
59.2 °F