Jasper, Canada experiences average highs of 7°C (45°F) and lows of -1°C (30°F) throughout the year. Rainfall is moderate, averaging about 12 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Jasper, Canada Weather & Climate 2026
Monthly climate averages for Jasper, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
3.7/10
Best: June, July, August
UV Index
4
Low
Temperature 7°C / -1°C
Feels Like 5°C / -5°C
Rainy Days 12
Rainfall 62 mm
Sunshine 9 h
Humidity 76%
Wind Speed 10 km/h
Dew Point -1°C
Snow Days 11 days
Frost Days 21 days
Hottest Month
23°C
July
Avg Low 11°C
Rain 16 days
Coldest Month
-13°C
February
Avg High -5°C
Rain 10 days
Driest Month
8 days
January
Avg High -6°C
Avg Low -12°C
Windiest Month
10 km/h
April (Gusts 45)
Worst Time to Visit
Consider avoiding January, March, October, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:46
Daylight 16.4h
Sunset 22:10
Live conditions —
Jasper on the map · live conditions
Jasper, Canada
- Continent
- Americas
- Country
- Canada
- City
- Jasper
- Population
- 3.9K
- Coordinates
- 52.88°, -118.08°
Seasonal Breakdown
Spring
Mar–May
Avg High 7°C
Avg Low -2°C
Rain 11 days/mo
Summer
Jun–Aug
Avg High 21°C
Avg Low 10°C
Rain 15 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 7°C
Avg Low -2°C
Rain 11 days/mo
Winter
Dec–Feb
Avg High -6°C
Avg Low -12°C
Rain 10 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: -6°C / -12°C . Feb: -5°C / -13°C . Mar: 2°C / -7°C . Apr: 7°C / -2°C . May: 13°C / 3°C . Jun: 18°C / 7°C . Jul: 23°C / 11°C . Aug: 22°C / 11°C . Sep: 17°C / 6°C . Oct: 7°C / -3°C . Nov: -2°C / -8°C . Dec: -7°C / -13°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 33 mm. Feb: 40 mm. Mar: 47 mm. Apr: 48 mm. May: 74 mm. Jun: 113 mm. Jul: 98 mm. Aug: 84 mm. Sep: 64 mm. Oct: 58 mm. Nov: 50 mm. Dec: 40 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 82%. Feb: 77%. Mar: 74%. Apr: 71%. May: 72%. Jun: 73%. Jul: 70%. Aug: 71%. Sep: 77%. Oct: 82%. Nov: 84%. Dec: 82%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 9 km/h . Feb: 9 km/h . Mar: 9 km/h . Apr: 10 km/h . May: 9 km/h . Jun: 10 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 10 km/h . Oct: 10 km/h . Nov: 9 km/h . Dec: 9 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 9h. Apr: 11h. May: 12h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 9h. Oct: 7h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 6. Sep: UV 4. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 17 days. Feb: 18 days. Mar: 18 days. Apr: 16 days. May: 8 days. Jun: 3 days. Jul: 1 days. Aug: 1 days. Sep: 5 days. Oct: 15 days. Nov: 17 days. Dec: 18 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 16 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 23°C | Jul · 23°C |
| Coldest month | Feb 2025 · -16°C | Feb · -13°C |
| Wettest month | Jul 2025 · 116 mm | Jun · 113 mm |
| Windiest month | Apr 2025 · 11 km/h | Apr · 10 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May
Fair June best
Good July best
Good August best
Excellent September
Fair October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -6°C / -12°C | -10°C / -16°C | 8days (33 mm) Wet | 5h Fair | 82% Humid | 1.3 Low | Poor | View Details |
| February | -5°C / -13°C | -9°C / -17°C | 10days (40 mm) Wet | 6.4h Fair | 77% Humid | 2.2 Moderate | Poor | View Details |
| March | 2°C / -7°C | -2°C / -11°C | 11days (47 mm) Wet | 8.7h Good | 74% Muggy | 3.7 Moderate | Poor | View Details |
| April | 7°C / -2°C | 4°C / -5°C | 11days (48 mm) Wet | 10.5h Excellent | 71% Muggy | 5.1 High | Poor | View Details |
| May | 13°C / 3°C | 11°C / 1°C | 12days (74 mm) Wet | 12h Excellent | 72% Muggy | 6.1 High | Fair | View Details |
| June best | 18°C / 7°C | 17°C / 5°C | 16days (113 mm) Wet | 12.1h Excellent | 73% Muggy | 6.4 High | Good | View Details |
| July best | 23°C / 11°C | 22°C / 11°C | 16days (98 mm) Wet | 12.3h Excellent | 70% Muggy | 6.4 High | Good | View Details |
| August best | 22°C / 11°C | 22°C / 10°C | 13days (84 mm) Wet | 11h Excellent | 71% Muggy | 5.5 High | Excellent | View Details |
| September | 17°C / 6°C | 15°C / 4°C | 11days (64 mm) Wet | 9.3h Good | 77% Humid | 4.2 Moderate | Fair | View Details |
| October | 7°C / -3°C | 4°C / -6°C | 12days (58 mm) Wet | 7.3h Good | 82% Humid | 2.7 Moderate | Poor | View Details |
| November | -2°C / -8°C | -5°C / -12°C | 10days (50 mm) Wet | 5.1h Fair | 84% Humid | 1.5 Low | Poor | View Details |
| December | -7°C / -13°C | -12°C / -17°C | 11days (40 mm) Wet | 4.1h Fair | 82% Humid | 1 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Jasper are June, July, August, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Jasper, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Jasper is July, with average daytime highs of 23°C (73°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Jasper is February, with average overnight lows of -13°C (9°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Jasper is June, averaging 113mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Jasper runs through June, July, August, May, with the heaviest rainfall in June. Based on 10-year averages for Jasper.
Jasper receives approximately 104 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Jasper.
The least favorable months to visit Jasper are January, March, October, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider June, July, August instead.
The annual average UV index in Jasper is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Jasper is 76%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Jasper receives snow. Months with snowfall average 11 snow days and 23 cm (9 in) of accumulation, with about 21 frost days during winter.
Average wind speeds in Jasper are 10 km/h (6 mph). The windiest month is April with peak winds reaching 10 km/h (6 mph) (gusts up to 45 km/h / 28 mph).
Jasper averages 2 clear-sky days per month with overall cloud cover around 67%. The clearest skies occur in September.
The annual average dew point in Jasper is -1°C (30°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Jasper has a Warm-Summer Continental climate, classified as Dfb under the Köppen system. Continental climates experience extreme temperature ranges — hot summers and cold, snowy winters.
The 'feels like' temperature in Jasper ranges from -5°C (23°F) to 5°C (41°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, July is a great time to visit Jasper. It earns a climate score of 7.4/10 with Good.
For July in Jasper, pack Warm evening layer, Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+). With average highs of 23°C (73°F) and 16 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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