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The weather in May in Jasper

It's cool to moderate in May in Jasper with an average temperature of 18°C. Temperatures this month range from a low of 14°C to a high of 23°C. At night, you can expect temperatures between -2°C and 5°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Jasper, Canada. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 31°C in 2023, Jasper reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 1°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of -13°C to a highest value of 11°C.

Precipitation and snowfall

In May, there is an average of 47 mm of precipitation, spread over 9 days. Of the total precipitation, about 7,9 cm falls as snow in May. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in May for Jasper

Click on any day in May to get detailed info about the usual weather on that day in Jasper. Check out the historical temperatures and precipitation over the past 10 years on this day.

May weather comparison

  Jasper New York
Average temperature 18°C 22°C
Max. temperature 23°C 28°C
Min. temperature -2°C -5°C
Total precipitation 47 mm 105 mm
Rainy days 9 days 14 days
Total snowfall 7,9 cm 0 cm
Snowy days 3 days 0 days

Start of May

The month of May starts in Jasper with cool temps, averaging around 16°C during the day and nights around 1°C.

Mid May

By mid-May, daytime temps rise to around 19°C, with nights around 2°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of May

By the end of May, the average daytime temperature in Jasper is around 21°C, while nighttime temps are about 4°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Jasper for all months and discover the best travel time

Curious about the weather in other parts of Canada? Check out the climate and weather for spots like Vancouver, Toronto, Niagara Falls, or explore other destinations in Canada.

Temperature charts

These charts show the average temperatures in May in Jasper, Canada. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Jasper

Temperature in May in Jasper over the years

Precipitation charts

These charts show the average amount of precipitation in May in Jasper, Canada. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in May in Jasper

Total precipitation in May in Jasper over the years

Daily Snowfall in May in Jasper

Snowfall in May in Jasper per year

Daily UV index in May in Jasper

This chart shows the average daily UV index in May in Jasper, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in May in Jasper

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Average weather in Jasper by month

Click on a month below to see detailed weather info for Jasper. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.