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
Weather in May
Temperature
Grevilly greets May with an average high-temperature of a still comfortable 18.6°C (65.5°F), marking a slight deviation from the preceding month. Grevilly reports a consistent average low-temperature of 8.2°C (46.8°F) throughout May nights.Humidity
The average relative humidity in May in Grevilly, France, is 81%.Rainfall
In Grevilly, in May, during 19.7 rainfall days, 83mm (3.27") of precipitation is typically accumulated. Throughout the year, there are 192.1 rainfall days, and 786mm (30.94") of precipitation is accumulated.Snowfall
In Grevilly, snow does not fall in April through September.Daylight
In Grevilly, the average length of the day in May is 15h and 1min.On the first day of May in Grevilly, sunrise is at 06:25 and sunset at 20:50. On the last day of the month, sunrise is at 05:51 and sunset at 21:25 CEST.
Sunshine
In May, the average sunshine is 8.7h.UV index
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 4 during May translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Grevilly?
What is the average humidity in May in Grevilly?
How much does it rain in Grevilly in May?
When it does not snow in Grevilly?
What is the average length of the day in May in Grevilly?
When are sunrise and sunset in May in Grevilly?
How long on average sun shines in May in Grevilly?
What is the UV index reading in May in Grevilly?
Average temperature in May
Grevilly, France
- Average high temperature in May: 18.6°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in May: 8.2°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is February (0.1°C).
Average pressure in May
Grevilly, France
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in May
Grevilly, France
- Average wind speed in May: 10.2km/h
The windiest month (with the highest average wind speed) is February (11.6km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in May
Grevilly, France
- Average humidity in May: 81%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (74%).
Average rainfall in May
Grevilly, France
- Average rainfall in May: 83mm
The wettest month (with the highest rainfall) is November (86mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in May
Grevilly, France
- Average rainfall days in May: 19.7 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is September (12.2 days).
Average snowfall in May
Grevilly, France
- Average snowfall in May: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in May
Grevilly, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grevilly, France
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in May
Grevilly, France
- Average sunshine days in May: 7.3 days
The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is May (7.3 days).
Average UV index in May
Grevilly, France
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in May
Grevilly, France
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Grevilly, France
- Average visibility in May: 8km
The months with the highest visibility are March, April, June, July and August (9km).
The months with the lowest visibility are January, February, May, September, October, November and December (8km).
Grevilly, France
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