Richmond Hill (ON) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Richmond Hill.
Climate overview of Richmond Hill
Richmond Hill, Ontario, Canada, sees big temperature differences between seasons, with July peaking at 27°C (81°F) and January dropping to 0°C (32°F).
Richmond Hill sees a moderate amount of rain/snowfall, totalling around 909 mm (36 in) per year. The most sunshine falls in July, with an average of 9.3 hours of daily sunshine.
Richmond Hill Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Richmond Hill — and find the best time to visit.
Monthly Temperature in Richmond Hill
Visitors to Richmond Hill can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 27°C (81°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like January.
At night, you can expect temperatures ranging from 16°C (61°F) in July to around -10°C (14°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Richmond Hill
Generally, Richmond Hill experiences moderate precipitation patterns, averaging 909 mm (36 in) yearly. Year-round, Richmond Hill has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 89 mm (3.5 in), and the driest month, February, with 60 mm (2.4 in), is minimal. For more details, please visit our Richmond Hill 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 Richmond Hill
Seasonal changes in sunshine hours are quite dramatic in Richmond Hill. While July receives considerable daily sunshine with up to 9.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.6 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
Humidity in Richmond Hill by Month
The city experiences its highest humidity in September, reaching 87%. In April, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Richmond Hill
The weather does bring rainfall during this period, between 76 mm (3 in) and 89 mm (3.5 in). Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Richmond Hill
What is the best time to visit Richmond Hill?
June, July, August and September typically offer the most optimal weather in Richmond Hill. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Richmond Hill?
Daytime highs range from 0°C (32°F) in January to 27°C (81°F) in July. Nighttime lows range from -10°C (14°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Richmond Hill get?
Annual rainfall is around 909 mm (36 in). June is the wettest month with 89 mm (3.5 in), while February is the driest with 60 mm (2.4 in).
How sunny is Richmond Hill?
Richmond Hill receives around 2,070 hours of sunshine per year. July is the sunniest month with 280 hours, while December is the cloudiest with just 78 hours. Overall, Richmond Hill enjoys abundant sunshine.
Richmond Hill 3-Day Forecast
Richmond Hill (ON) 3-Day Forecast
Richmond Hill on the map
Richmond Hill is highlighted — select any city to see its climate.
Popular this month
Where to go in June — average daytime high across popular destinations.
Montréal
25°C (77°F) Niagara Falls
25°C (77°F) Ottawa25°C (77°F) Quebec City
23°C (73°F) Toronto22°C (72°F) Calgary20°C (68°F) Vancouver19°C (66°F) Whistler15°C (59°F) 
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