Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The shift from April to May sees an increase in the average high-temperature, transitioning from a wintry 2.6°C (36.7°F) to a cool 10.3°C (50.5°F). The mean low-temperature during May nights in Grande-Vallée is a wintry 3.4°C (38.1°F).Humidity
The average relative humidity in May in Grande-Vallée is 77%.Rainfall
In Grande-Vallée, during May, the rain falls for 14.7 days and regularly aggregates up to 55mm (2.17") of precipitation. In Grande-Vallée, Canada, during the entire year, the rain falls for 133.1 days and collects up to 670mm (26.38") of precipitation.Snowfall
Months with snowfall in Grande-Vallée are January through May, October through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Grande-Vallée aggregates 30mm (1.18") of snow. In Grande-Vallée, during the entire year, snow falls for 79.8 days and aggregates up to 980mm (38.58") of snow.Daylight
In Grande-Vallée, Canada, the average length of the day in May is 15h and 21min.On the first day of the month, sunrise is at 4:57 am and sunset at 7:37 pm. On the last day of May, in Grande-Vallée, Canada, sunrise is at 4:19 am and sunset at 8:16 pm EDT.
Sunshine
The average sunshine in May in Grande-Vallée is 7.9h.UV index
In Grande-Vallée, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 3 in May leads to these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Grande-Vallée?
What is the average humidity in May in Grande-Vallée?
How many days does it rain in May in Grande-Vallée?
What is the last month it snows in Grande-Vallée?
What is the average length of the day in May in Grande-Vallée?
What time are sunrise and sunset in May in Grande-Vallée?
How many hours of sunshine does Grande-Vallée have in May?
What is the UV index reading in May in Grande-Vallée?
Average temperature in May
Grande-Vallée, Canada
- Average high temperature in May: 10.3°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (-6.1°C).
- Average low temperature in May: 3.4°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-12.3°C).
Average pressure in May
Grande-Vallée, Canada
- Average pressure in May: 1014.7mbar
The month with the highest atmospheric pressure is September (1014.8mbar).
The month with the lowest atmospheric pressure is January (1010.3mbar).
Average wind speed in May
Grande-Vallée, Canada
- Average wind speed in May: 14km/h
The windiest month (with the highest average wind speed) is December (19.4km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).
Average humidity in May
Grande-Vallée, Canada
- Average humidity in May: 77%
The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is June (76%).
Average rainfall in May
Grande-Vallée, Canada
- Average rainfall in May: 55mm
The wettest months (with the highest rainfall) are April, July and November (62mm).
The driest month (with the least rainfall) is February (38mm).
Average rainfall days in May
Grande-Vallée, Canada
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in May
Grande-Vallée, Canada
- Average snowfall in May: 30mm
The month with the highest snowfall is March (232mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Grande-Vallée, Canada
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is March (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grande-Vallée, Canada
- Average daylight in May: 15h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in May: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in May
Grande-Vallée, Canada
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is April (9.9 days).
Average UV index in May
Grande-Vallée, 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 and December (UV index 1).
Average cloud cover in May
Grande-Vallée, Canada
- Average cloud cover in May: 49
The months with the most cloud cover are January, February and December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in May
Grande-Vallée, Canada
- Average visibility in May: 9km
The months with the highest visibility are January, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are February, March and April (8km).
