Jasper Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Jasper Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


41°C
Highest Temp
15 Aug. 26

-20°C
Lowest Temp
26 Jan. 26


Seasonal Breakdown

Hottest MonthAugust37.94°C

Coldest MonthJanuary-4.19°C

Wettest MonthJune14.28mm

Windiest MonthMarch33.69km/h

Frequently Asked Questions


1. What is the hottest month in Jasper historically?

July is historically Jasper's hottest month, with average maximum temperatures around 33°C. During peak heatwave events, the highest recorded temperatures have reached 41°C on 2023-08-20.

2. What is the coldest month in Jasper historically?

January is Jasper's coldest month, with average minimum temperatures around -3°C. The all-time record low of -26°C was recorded on 2021-02-16.

3. What is the average annual rainfall in Jasper over the past 17 years?

Jasper's average annual rainfall is approximately 1328.1mm, based on records spanning 17 years.

4. How many rainy days does Jasper experience on average per year?

Jasper historically records approximately 154.05 rainy days per year. May has the highest number of rain days at an average of 18.4 days.

5. What is the all-time highest temperature ever recorded in Jasper?

The all-time highest temperature recorded in Jasper is 41°C on 2023-08-20.

6. What is the all-time lowest temperature ever recorded in Jasper?

The all-time lowest temperature recorded in Jasper is -26°C on 2021-02-16.

7. What is the windiest time of year in Jasper historically?

Jasper experiences its strongest winds during April. The historic gust record of 53.3 kph was recorded on 2026-03-15.

8. What is the highest and lowest humidity in Jasper during a year?

Usually, Jasper's humidity peaks in May at around 78.8% and drops to its lowest in October at approximately 66.8%.