Jasper
Canada
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Jasper, Canada

May, the last month of the spring, in Jasper, is a mild month, with average temperature fluctuating between 14°C (57.2°F) and 0°C (32°F).

Temperature

In May, the average high-temperature rises, from a chilly 9°C (48.2°F) in April, to a mild 14°C (57.2°F). In May, in Jasper, the average low-temperature is 0°C (32°F).

Rainfall

In Jasper, during 11 rainfall days, 39mm (1.5") of precipitation is typically accumulated. Throughout the year, in Jasper, there are 133 rainfall days, and 567mm (22.3") of precipitation is accumulated.

Daylight

In May, the average length of the day in Jasper is 15.9h.

Sunshine

In Jasper, the average sunshine in May is 7h.

UV index

In May, the average daily maximum UV index in Jasper is 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for average individuals.
The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Jasper?

In May, in Jasper, Canada, the average high-temperature is 14°C (57.2°F), and the average low-temperature is 0°C (32°F).

How much does it rain in Jasper in May?

In Jasper, in May, during 11 rainfall days, 39mm (1.5") of precipitation is typically accumulated.

How many hours of daylight does Jasper have in May?

In May, the average length of the day in Jasper is 15.9h.

How many hours of sunshine does Jasper have in May?

In Jasper, the average sunshine in May is 7h.

What is the UV index reading in May in Jasper?

In Jasper, Canada, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to the UV radiation.
Average temperature in May - Jasper, Canada
  • Average high temperature in May: 14°C

The warmest month (with the highest average high temperature) is July (21°C).
Months with the lowest average high temperature are January and December (-6°C).

  • Average low temperature in May: 0°C

The month with the highest average low temperature is July (6°C).
The coldest month (with the lowest average low temperature) is January (-17°C).

Average rainfall in May - Jasper, Canada
  • Average rainfall in May: 39mm

The wettest month (with the highest rainfall) is July (69mm).
The driest month (with the lowest rainfall) is April (29mm).

Average rainfall days in May - Jasper, Canada
  • Average rainfall days in May: 11 days

Months with the highest number of rainy days are June, July and August (14 days).
The month with the lowest number of rainy days is April (8 days).

Average daylight in May / Average sunshine in May - Jasper, Canada
  • Average daylight in May: 15.9h

The month with the longest days is June (Average daylight: 16.8h).
The month with shortest days is December (Average daylight: 7.7h).

  • Average sunshine in May: 7h

Months with most sunshine are June and July (Average sunshine: 8h).
Months with least sunshine are January and December (Average sunshine: 2).

Average UV index in May - Jasper, Canada
  • Average UV index in May: 6

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 0).