Jasper Weather, When to Go and Climate Information

(Jasper, Alberta - AB, Canada)



Close to the North America border, Jasper's weather and climate is extremely seasonal, noticeably changing month by month, particularly during spring and fall. With a warm summer climate and a frosty winter with plenty of snowy weather, Jasper has year-round appeal, including summer festivals and skiing in the winter.

Spring

As the winter weather begins to ease, spring temperatures rise quickly, although nights remain cold. Average daytime temperatures during March stay well above freezing, although most nights are fairly frosty. By April, Jasper's climate is feeling typically spring like, with sunny weather resulting in daytime temperatures of 10°C / 50°F or on occasion, even higher. Although most of the snow begins to rapidly retreat during spring, higher mountainous areas still offer excellent conditions for skiing.


Summer

June, July and August are generally the warmest months of the year in Jasper, with hot sunny weather and fine, clear days. Although the average daytime temperatures stay well above 20°C / 68°F on most summer days, with August peaks of up to 25°C / 77°F or more, the night times remain cool due to the lack of humidity, with jackets and coats being sensible attire when exploring Jasper at night.

Autumn / Fall

By late September and early October, daytime temperatures have begun to noticeably fall, although remaining well above 10°C / 50°F on most days in October. Night-time frosts soon appear, creating spectacular fall colors, and from the end of October onwards, snowy weather begins to transform the landscape.

Winter

The winter weather and climate in the Jasper area is coldest between December, January and February, with most days remaining around freezing. Although Jasper's cold winter weather may not appeal to everyone, many people choose to visit the town at this time of year, to enjoy the extensive winter sports that become possible, which include cross-country skiing and snow boarding.


Jasper Weather and Climate Chart (Averages)


Maximum
Minimum

January

0°C / 32°F
-12°C / 10°F

February

-2°C / 28°F
-15°C / 5°F

March

5°C / 41°F
-6°C / 21°F

April

10°C / 50°F
-3°C / 27°F

May

15°C / 59°F
0°C / 32°F

June

17°C / 63°F
4°C / 39°F

July

21°C / 70°F
6°C / 43°F

August

22°C / 72°F
7°C / 45°F

September

17°C / 63°F
2°C / 36°F

October

11°C / 52°F
-3°C / 27°F

November

5°C / 41°F
-7°C / 19°F

December

-1°C / 30°F
-12°C / 10°F