Mountain town in Alberta, Canada
Jasper weather by month and the best time to visit
When to go to Jasper
Jun–Sep is best for hiking and lakes; July–August is busiest. Oct has golden larches; Dec–Mar is cold and quiet. Wildfire smoke is possible in summer.
Jasper weather by month
Average daily high, rainfall and conditions.
- Jan-3°34 mm
- Feb-2°29 mm
- Mar2°46 mm
- Apr6°50 mm
- May14°69 mm
- Jun18°103 mm
- Jul22°99 mm
- Aug21°69 mm
- Sep15°58 mm
- Oct8°47 mm
- Nov0°43 mm
- Dec-4°29 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | -3°C27°F | -11°C12°F | 34 mm | 94% | Freezing |
| February | -2°C28°F | -12°C10°F | 29 mm | 93% | Freezing |
| March | 2°C35°F | -8°C17°F | 46 mm | 90% | Freezing |
| April | 6°C44°F | -3°C26°F | 50 mm | 83% | Cold |
| May | 14°C57°F | 3°C38°F | 69 mm | 73% | Cool |
| June | 18°C65°F | 7°C45°F | 103 mm | 73% | Pleasant |
| July | 22°C71°F | 10°C50°F | 99 mm | 73% | Pleasant |
| August | 21°C69°F | 9°C48°F | 69 mm | 74% | Pleasant |
| September | 15°C60°F | 5°C40°F | 58 mm | 77% | Cool |
| October | 8°C46°F | -1°C31°F | 47 mm | 82% | Cold |
| November | 0°C33°F | -7°C19°F | 43 mm | 91% | Freezing |
| December | -4°C25°F | -12°C11°F | 29 mm | 94% | Freezing |
Best months across Canada
| Place | Best months | Warmest month |
|---|---|---|
| Toronto | May–Sep | Jul (24°C) |
| Vancouver | Jun–Sep | Jul (24°C) |
| Montreal | May–Sep | Jul (25°C) |
| Banff | Jan–Feb, Jun–Sep | Jul (21°C) |
| Niagara Falls | May–Sep | Jul (26°C) |
| Quebec City | Feb, Jun–Sep | Jul (24°C) |
| Whistler | Jul–Aug, Dec–Mar | Jul (22°C) |
| Ottawa | May–Sep | Jul (26°C) |
| Calgary | Jun–Sep | Jul (25°C) |
| Victoria | May–Sep | Aug (21°C) |
| Jasper | Jun–Sep | Jul (22°C) |
| Halifax | Jun–Sep | Aug (21°C) |
| Tofino | Jun–Sep, Nov–Dec | Aug (18°C) |
| Edmonton | Jun–Sep | Jul (24°C) |
| Kelowna | Jun–Sep | Jul (30°C) |
| Yellowknife | Feb–Mar, Sep | Jul (21°C) |
| Mont-Tremblant | Jan–Mar, Sep–Oct | Jul (24°C) |
| Prince Edward Island | Jun–Sep | Aug (22°C) |
Quick answers
What is the best month to visit Jasper?
Jun–Sep. Jun–Sep is best for hiking and lakes; July–August is busiest. Oct has golden larches; Dec–Mar is cold and quiet. Wildfire smoke is possible in summer.
When is the rainy season in Jasper?
Rain peaks in June with about 103 mm. No month averages 150 mm or more.
What is the hottest month in Jasper?
July, with average highs of 22°C (71°F).
How cold does Jasper get?
The coolest nights are in February, averaging -12°C (10°F).
More about Jasper
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Sources
- NASA POWER climatology (2001–2020)
- Parks Canada: Jasper
- Tourism Jasper
- Alberta Health Services
- Edmonton Airport
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 4.7°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.