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
With the transition into May, Greffeil experiences a subtle uplift in average high-temperatures, adjusting from a refreshing 16.3°C (61.3°F) in April to a still enjoyable 19.3°C (66.7°F). An average nighttime temperature of 9.4°C (48.9°F) is recorded in Greffeil during May.Humidity
In Greffeil, France, the average relative humidity in May is 74%.Rainfall
In May, the rain falls for 12.8 days. Throughout May, 37mm (1.46") of precipitation is accumulated. In Greffeil, France, during the entire year, the rain falls for 137.8 days and collects up to 335mm (13.19") of precipitation.Snowfall
In Greffeil, snow does not fall in April through October.Daylight
The average length of the day in May is 14h and 41min.On the first day of the month, sunrise is at 06:43 and sunset at 20:51. On the last day of May, sunrise is at 06:13 and sunset at 21:22 CEST.
Sunshine
In Greffeil, the average sunshine in May is 9.8h.UV index
In Greffeil, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a regular UV index of 5 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Greffeil?
What is the average humidity in May in Greffeil?
How much does it rain in Greffeil in May?
When it does not snow in Greffeil?
What is the average length of the day in May in Greffeil?
When are sunrise and sunset in May in Greffeil?
How many hours of sunshine does Greffeil have in May?
What is the UV index reading in May in Greffeil?
Average temperature in May
Greffeil, France
- Average high temperature in May: 19.3°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in May: 9.4°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).
Average pressure in May
Greffeil, France
- Average pressure in May: 1016.3mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in May
Greffeil, France
- Average wind speed in May: 14.3km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is September (11.2km/h).
Average humidity in May
Greffeil, France
- Average humidity in May: 74%
The months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is August (65%).
Average rainfall in May
Greffeil, France
- Average rainfall in May: 37mm
The wettest month (with the highest rainfall) is October (43mm).
The driest months (with the least rainfall) are August and September (16mm).
Average rainfall days in May
Greffeil, France
- Average rainfall days in May: 12.8 days
The month with the highest number of rainy days is April (13.5 days).
The month with the least rainy days is August (8.8 days).
Average snowfall in May
Greffeil, France
- Average snowfall in May: 0mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Greffeil, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.4 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
Greffeil, France
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in May
Greffeil, France
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is November (12.5 days).
Average UV index in May
Greffeil, France
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in May
Greffeil, France
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in May
Greffeil, France
- Average visibility in May: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).
