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Comox (BC) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Comox.
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Climate overview of Comox
Temperatures in Comox, British Columbia, Canada, vary greatly throughout the year. July is the hottest month at 23°C (73°F), while January is the coldest at 7°C (45°F).
The city receives considerable rain/snowfall, with around 2083 mm (82 in) annually. November is the wettest month. It has a distinct rainy season from October to March, with warm summers and cold winters.
Comox Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Comox - and find the best time to visit.
Monthly Temperature in Comox
The climate in Comox is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a chilly 7°C (45°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Comox
Comox has a notably wet climate with abundant precipitation, recording 2083 mm (82 in) of rain/snowfall per year. The climate in Comox shows significant variation throughout the year. Expect heavy rainfall in November, the wettest month, with an average of 317 mm (12 in) of precipitation over 19 rainy days.
In contrast, the driest month July offers drier and sunnier days, with around 49 mm (1.9 in) of rainfall over 8 rainy days. For more details, please visit our Comox Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Comox
Conditions in Comox are generally most comfortable in July and August. They are typically least comfortable in January, February, March, April, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very wet
Feb
very wet
Mar
very wet
Apr
wet
May
good
Jun
very good
Jul
excellent
Aug
excellent
Sep
good
Oct
very wet
Nov
very wet
Dec
very wet
- Best overall: July and August
- Warmest weather: July and August
- Fewest rainy days: July, August and September
- Wettest months: January, February, March, October, November and December, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from October to March, with warm summers and cold winters
Frequently asked questions about the climate in Comox
What is the best time to visit Comox?
July and August typically offer the most optimal weather in Comox. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Comox has a distinct rainy season from October to March, with warm summers and cold winters.
What temperatures can I expect in Comox?
Daytime highs range from 7°C (45°F) in January to 23°C (73°F) in July. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Comox get?
Annual rainfall is around 2083 mm (82 in). November is the wettest month with 317 mm (12 in), while July is the driest with 49 mm (1.9 in).
Comox 3-Day Forecast
Comox on the map
Comox is highlighted - select any city to see its climate.
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