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 arrival of May brings a soft temperature shift, with the average high-temperature nudging from a frosty 6°C (42.8°F) in April to a cool 10.1°C (50.2°F). An average nighttime temperature of 0.3°C (32.5°F) is witnessed throughout May.Humidity
In May, the average relative humidity in Guillestre is 81%.Rainfall
In Guillestre, during May, the rain falls for 17.4 days and regularly aggregates up to 47mm (1.85") of precipitation. Throughout the year, in Guillestre, France, there are 119.1 rainfall days, and 395mm (15.55") of precipitation is accumulated.Snowfall
January through June, October through December are months with snowfall. In Guillestre, France, in May, during 3.1 snowfall days, 29mm (1.14") of snow is typically accumulated. Throughout the year, there are 60.5 snowfall days, and 1051mm (41.38") of snow is accumulated.Daylight
In Guillestre, France, the average length of the day in May is 14h and 50min.On the first day of May in Guillestre, sunrise is at 06:22 and sunset at 20:38. On the last day of the month, sunrise is at 05:51 and sunset at 21:11 CEST.
Sunshine
The average sunshine in May in Guillestre is 9.9h.UV index
In May, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: During May, 3 as the daily maximum UV index converts into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Guillestre in May?
What is the average humidity in May in Guillestre?
How much does it rain in Guillestre in May?
How many days does it snow in May in Guillestre?
What is the average length of the day in May in Guillestre?
When is the sunrise / sunset in May in Guillestre?
How many hours of sunshine does Guillestre have in May?
What is the UV index reading in May in Guillestre?
Average temperature in May
Guillestre, France
- Average high temperature in May: 10.1°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in May: 0.3°C
The month with the highest average low temperature is August (6.7°C).
The coldest month (with the lowest average low temperature) is January (-11.2°C).
Average pressure in May
Guillestre, France
- Average pressure in May: 1014.8mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is April (1014.4mbar).
Average wind speed in May
Guillestre, France
- Average wind speed in May: 6.6km/h
The windiest month (with the highest average wind speed) is March (7.7km/h).
The calmest month (with the lowest average wind speed) is September (5.7km/h).
Average humidity in May
Guillestre, France
- Average humidity in May: 81%
The months with the highest relative humidity are February and March (87%).
The month with the lowest relative humidity is August (68%).
Average rainfall in May
Guillestre, France
- Average rainfall in May: 47mm
The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is January (14mm).
Average rainfall days in May
Guillestre, France
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is December (2.9 days).
Average snowfall in May
Guillestre, France
- Average snowfall in May: 29mm
The month with the highest snowfall is November (240mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in May
Guillestre, France
- Average snowfall days in May: 3.1 days
The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Guillestre, France
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The months with the least sunshine are January and November (Average sunshine: 5h and 54min).
Average sunshine days in May
Guillestre, France
- Average sunshine days in May: 10 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in May
Guillestre, France
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in May
Guillestre, France
- Average cloud cover in May: 40
The months with the most cloud cover are February, April and May (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Guillestre, France
- Average visibility in May: 8km
The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February and March (7km).
