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Jasper (AB) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Jasper.
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Climate overview of Jasper
Temperatures in Jasper, Alberta, Canada, vary greatly throughout the year. July is the hottest month at 18°C (64°F), while December is the coldest at -10°C (14°F).
With around 932 mm (37 in) of annual rain/snowfall, the city has moderate precipitation levels. July is the wettest month and February the driest. It also has mild summers and very cold winters. July is the sunniest month, averaging 8.4 hours of sunshine per day.
Jasper Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Jasper - and find the best time to visit.
Monthly Temperature in Jasper
The climate in Jasper is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a moderate 18°C (64°F) in July to a very cold -10°C (14°F) in the coolest month, December.
Nights vary from 4°C (39°F) in July to around -17°C (1°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Jasper
Generally, Jasper receives mid-range precipitation levels, with 932 mm (37 in) annually. The climate in Jasper shows significant variation throughout the year. Expect high rainfall in July, the wettest month, with an average of 124 mm (4.9 in) of precipitation over 14 rainy days.
In contrast, the driest month February offers drier and sunnier days, with around 46 mm (1.8 in) of snowfall over 9 snowy days. For more details, please visit our Jasper 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 Jasper
For those who appreciate different seasons, Jasper serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.4 hours of sunshine daily, and embrace the darker days in December, offering only 1.9 hours of daily sunlight.
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 Jasper
For the most comfortable conditions available during the year, consider visiting Jasper in July and August. Conditions are usually least comfortable in January, February, March, April, May, June, 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 cold
Feb
very cold
Mar
very cold
Apr
cold
May
cold
Jun
wet
Jul
good
Aug
good
Sep
mixed
Oct
cold
Nov
very cold
Dec
very cold
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: February, March, April and October
- Seasonal pattern: Mild summers and very cold winters
- Coldest conditions: December, with freezing nights around -17°C (1°F).
Frequently asked questions about the climate in Jasper
What is the best time to visit Jasper?
July and August typically offer the most optimal weather in Jasper. In contrast, January, February, March, April, May, June, October, November and December tend to have less optimal conditions. Jasper has mild summers and very cold winters.
What temperatures can I expect in Jasper?
Daytime highs range from -10°C (14°F) in December to 18°C (64°F) in July. Nighttime lows range from -17°C (1°F) to 4°C (39°F). Temperatures vary considerably through the year.
How much rain does Jasper get?
Annual rainfall is around 932 mm (37 in). July is the wettest month with 124 mm (4.9 in), while February is the driest with 46 mm (1.8 in).
How sunny is Jasper?
Jasper receives around 1,913 hours of sunshine per year. July is the sunniest month with 252 hours, while December is the cloudiest with just 56 hours.
Jasper 3-Day Forecast
Jasper on the map
Jasper is highlighted - select any city to see its climate.
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