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Westport (ON) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Westport.
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Climate overview of Westport
Westport, Ontario, Canada, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in July, while winters cool to -3°C (27°F) in January.
The city receives considerable rain/snowfall, with around 1031 mm (41 in) annually. June is the wettest month. It has warm summers and very cold winters. The most sunshine falls in July, with an average of 9.3 hours of daily sunshine.
Westport Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Westport - and find the best time to visit.
Monthly Temperature in Westport
Depending on the time of the year, temperatures range from comfortable to very cold in Westport. Typically, average maximum daytime temperatures range from a comfortable 27°C (81°F) in July to a very cold -3°C (27°F) in the coolest month, January.
Nights vary from 17°C (63°F) in July to around -12°C (10°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Westport
Westport has a relatively rain/snowy climate with high precipitation levels, averaging 1031 mm (41 in) of rain/snowfall annually. Precipitation levels in Westport remain relatively steady throughout the year. June has the most rain, with 101 mm (4 in) over 11 days. In the driest month February, this drops slightly to 66 mm (2.6 in), making the city's climate fairly predictable. For more details, please visit our Westport 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 Westport
For those who appreciate different seasons, Westport serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.3 hours of sunshine daily, and embrace the darker days in December, offering only 2.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Kingston, Canada (49 KM, 31 Miles).
Daily hours of sunshine
Data from: Kingston, Canada (49 KM, 31 Miles).
Daily percentage of sunshine
Data from: Kingston, Canada (49 KM, 31 Miles).
Best Time to Visit Westport
For comfortable weather, consider visiting Westport in July, August and September. Conditions are usually least favourable in January, February, March, April, 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 cold
Feb
very cold
Mar
cold
Apr
wet
May
very good
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
cold
Dec
cold
- Best overall: July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Westport
What is the best time to visit Westport?
July, August and September typically offer the most optimal weather in Westport. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Westport has warm summers and very cold winters.
What temperatures can I expect in Westport?
Daytime highs range from -3°C (27°F) in January to 27°C (81°F) in July. Nighttime lows range from -12°C (10°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Westport get?
Annual rainfall is around 1031 mm (41 in). June is the wettest month with 101 mm (4 in), while February is the driest with 66 mm (2.6 in).
How sunny is Westport?
Westport 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.
Westport 3-Day Forecast
Westport on the map
Westport is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Toronto
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