May weather forecast
Whistler, Canada

May

Weather in May

The last month of the spring, May, is a cool month in Whistler, Canada, with temperature in the range of an average high of 10.4°C (50.7°F) and an average low of 0.3°C (32.5°F).

Temperature

With the arrival of May, the average high-temperature transitions from a wintry 3.1°C (37.6°F) in April to a fresh 10.4°C (50.7°F). During the month of May, the temperature in Whistler, Canada, falls to an average of 0.3°C (32.5°F).

Humidity

In May, the average relative humidity in Whistler is 82%.

Rainfall

In Whistler, Canada, during May, the rain falls for 21.6 days and regularly aggregates up to 89mm (3.5") of precipitation. In Whistler, during the entire year, the rain falls for 191.9 days and collects up to 1579mm (62.17") of precipitation.

Snowfall

Months with snowfall in Whistler are January through May, September through December. May is the last month it regularly snows. During 1.6 snowfall days, in May, Whistler aggregates 26mm (1.02") of snow. In Whistler, during the entire year, snow falls for 99.7 days and aggregates up to 3792mm (149.29") of snow.

Daylight

In Whistler, the average length of the day in May is 15h and 28min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:31 pm. On the last day of May, in Whistler, sunrise is at 5:06 am and sunset at 9:12 pm PDT.

Sunshine

In Whistler, the average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In May, a daily maximum UV index of 3 leads to the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

What are May temperatures in Whistler?
The high-temperature during May is 10.4°C (50.7°F) and the low-temperature is 0.3°C (32.5°F).
What is the average humidity in May in Whistler?
In May, the average relative humidity in Whistler is 82%.
How much does it rain in Whistler in May?
In Whistler, in May, it is raining for 21.6 days, with typically 89mm (3.5") of accumulated precipitation.
What is the last month it snows in Whistler?
May is the last month it regularly snows in Whistler. During 1.6 snowfall days, in May, Whistler aggregates 26mm (1.02") of snow.
What is the average length of the day in May in Whistler?
The average day length in May in Whistler is 15h and 28min.
When are sunrise and sunset in May in Whistler?
On the first day of May, sunrise is at 5:45 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 9:12 pm PDT.
How many hours of sunshine does Whistler have in May?
In May, the average sunshine duration in Whistler, Canada, is 8.9h.
How high is the UV index in May in Whistler?
In Whistler, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Whistler, Canada
Average temperature in May
Whistler, Canada
  • Average high temperature in May: 10.4°C

The warmest month (with the highest average high temperature) is August (19°C).
The month with the lowest average high temperature is December (-2.5°C).

  • Average low temperature in May: 0.3°C

The month with the highest average low temperature is August (5.9°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).

Average pressure in May - Whistler, Canada
Average pressure in May
Whistler, Canada
  • Average pressure in May: 1015.5mbar

The months with the highest atmospheric pressure are January and December (1018.4mbar).
The month with the lowest atmospheric pressure is June (1015.3mbar).

Average wind speed in May - Whistler, Canada
Average wind speed in May
Whistler, Canada
  • Average wind speed in May: 6km/h

The windiest months (with the highest average wind speed) are March and November (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in May - Whistler, Canada
Average humidity in May
Whistler, Canada
  • Average humidity in May: 82%

The month with the highest relative humidity is March (95%).
The month with the lowest relative humidity is July (72%).

Average rainfall in May - Whistler, Canada
Average rainfall in May
Whistler, Canada
  • Average rainfall in May: 89mm

The wettest month (with the highest rainfall) is January (226mm).
The driest month (with the least rainfall) is July (60mm).

Average rainfall days in May - Whistler, Canada
Average rainfall days in May
Whistler, Canada
  • Average rainfall days in May: 21.6 days

The month with the highest number of rainy days is June (23.4 days).
The month with the least rainy days is December (9.5 days).

Average snowfall in May - Whistler, Canada
Average snowfall in May
Whistler, Canada
  • Average snowfall in May: 26mm

The month with the highest snowfall is December (848mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in May - Whistler, Canada
Average snowfall days in May
Whistler, Canada
  • Average snowfall days in May: 1.6 days

The month with the highest number of snowfall days is March (19.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May / Average sunshine in May - Whistler, Canada
Average daylight in May /
Average sunshine in May
Whistler, Canada
  • Average daylight in May: 15h and 3min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in May: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May - Whistler, Canada
Average sunshine days in May
Whistler, Canada
  • Average sunshine days in May: 6.7 days

The month with the most sunshine days is August (13.8 days).
The month with the least sunshine days is June (4.5 days).

Average UV index in May - Whistler, Canada
Average UV index in May
Whistler, Canada
  • Average UV index in May: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

Average cloud cover in May - Whistler, Canada
Average cloud cover in May
Whistler, Canada
  • Average cloud cover in May: 49

The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May - Whistler, Canada
Average visibility in May
Whistler, Canada
  • Average visibility in May: 7km

The months with the highest visibility are July, August and September (8km).
The months with the lowest visibility are January, February, March and December (5km).

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