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
April's transformation into May witnesses an average high-temperature of a moderate 14.6°C (58.3°F), noting a minor change from the preceding month. Throughout the month of May, Groffliers witnesses an average temperature of 9.3°C (48.7°F).Humidity
In Groffliers, the average relative humidity in May is 82%.Rainfall
In May, the rain falls for 14.4 days. Throughout May, 31mm (1.22") of precipitation is accumulated. Throughout the year, in Groffliers, there are 191.1 rainfall days, and 621mm (24.45") of precipitation is accumulated.Snowfall
In Groffliers, snow does not fall in April through October.Daylight
In May, the average length of the day in Groffliers is 15h and 29min.On the first day of May, sunrise is at 06:27 and sunset at 21:13. On the last day of the month, sunrise is at 05:47 and sunset at 21:54 CEST.
Sunshine
In May, the average sunshine is 8.6h.UV index
The average daily maximum UV index in May in Groffliers is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 4 in May leads to these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Groffliers?
What is the average humidity in May in Groffliers?
How many days does it rain in May in Groffliers?
When it does not snow in Groffliers?
How many hours of daylight does Groffliers have in May?
When is the sunrise / sunset in May in Groffliers?
How long on average sun shines in May in Groffliers?
How high is the UV index in May in Groffliers?
Average temperature in May
Groffliers, France
- Average high temperature in May: 14.6°C
The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in May: 9.3°C
The month with the highest average low temperature is August (15.2°C).
The coldest months (with the lowest average low temperature) are January and February (3.7°C).
Average pressure in May
Groffliers, France
- Average pressure in May: 1017mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1011.8mbar).
Average wind speed in May
Groffliers, France
- Average wind speed in May: 17.9km/h
The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest months (with the lowest average wind speed) are July and August (17.2km/h).
Average humidity in May
Groffliers, France
- Average humidity in May: 82%
The months with the highest relative humidity are January, November and December (84%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in May
Groffliers, France
- Average rainfall in May: 31mm
The wettest month (with the highest rainfall) is December (83mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in May
Groffliers, France
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is April (13.3 days).
Average snowfall in May
Groffliers, France
- Average snowfall in May: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Groffliers, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Groffliers, France
- Average daylight in May: 15h and 3min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 3h and 48min).
Average sunshine days in May
Groffliers, France
- Average sunshine days in May: 13.5 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is November (8.5 days).
Average UV index in May
Groffliers, France
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in May
Groffliers, France
- Average cloud cover in May: 43
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in May
Groffliers, France
- Average visibility in May: 9km
The months with the highest visibility are March, April, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, May, November and December (9km).
