Kingston (ON) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Kingston.
Climate overview of Kingston
Kingston, Ontario, Canada, experiences significant temperature variation throughout the year. Summers bring daytime highs of 26°C (79°F) in July, while winters cool to -1°C (30°F) in January.
With around 1131 mm (45 in) of annual rain/snowfall, Kingston has a notably wet climate. The wettest month is October. The sunniest month is July, with 9.3 hours of sunshine per day on average.
Kingston Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kingston — and find the best time to visit.
Monthly Temperature in Kingston
Depending on the time of the year, temperatures range from comfortable to very cold in Kingston. Average daytime temperatures reach a comfortable 26°C (79°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -1°C (30°F).
At night, temperatures range from around 19°C (66°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Kingston
Kingston has a relatively rain/snowy climate with high precipitation levels, averaging 1131 mm (45 in) of rain/snowfall annually. Despite minor fluctuations, Kingston enjoys fairly consistent precipitation throughout the year. In October, you can expect around 109 mm (4.3 in) of precipitation, while in February, Kingston receives about 72 mm (2.8 in). For more details, please visit our Kingston Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Kingston
Kingston can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Best Time to Visit Kingston
Rainfall during this time ranges from 85 mm (3.3 in) in May to 104 mm (4.1 in) in June. This means you can expect a mix of sunny days and occasional showers. Wondering where to travel based on your weather preferences? Our recommendation tool helps you find destinations with your ideal climate conditions. Use our weather planner to find your perfect destination.
Frequently asked questions about the climate in Kingston
What is the best time to visit Kingston?
May, June, July, August and September typically offer the most optimal weather in Kingston. In contrast, January, February, March, April, November and December tend to have less optimal conditions.
What temperatures can I expect in Kingston?
Daytime highs range from -1°C (30°F) in January to 26°C (79°F) in July. Nighttime lows range from -10°C (14°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Kingston get?
Annual rainfall is around 1131 mm (45 in). October is the wettest month with 109 mm (4.3 in), while February is the driest with 72 mm (2.8 in).
How sunny is Kingston?
Kingston receives around 1,971 hours of sunshine per year. July is the sunniest month with 280 hours, while December is the cloudiest with just 75 hours.
Kingston 3-Day Forecast
Kingston (ON) 3-Day Forecast
Kingston on the map
Kingston is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Niagara Falls
27°C (81°F) Montréal28°C (82°F) Ottawa27°C (81°F) Quebec City
26°C (79°F) Toronto26°C (79°F) Calgary24°C (75°F) Vancouver22°C (72°F) Whistler
19°C (66°F) 
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