May weather forecastClos du Valle, Guernsey
May weather for Clos du Valle, Guernsey: In Clos du Valle, Guernsey, in May, it is raining for 11.8 days, with typically 27mm (1.06") of accumulated precipitation. On the last day of the month, in Clos du Valle, sunrise is at 05:08 and sunset at 21:07 BST.
May
Weather in May
May's weather in Clos du Valle manifests the epitome of spring. Even though daylight hours make a jump to 15.4, the weather remains pleasant. Relative humidity has a noticeable increase, resonating with the increasing greenery. While rainfall frequency decreases, the light showers add charm to the month’s vibrant natural scenery. May brings a fair balance between warm days and cool nights, creating a pleasant spring season.Temperature
Clos du Valle ushers in May with an average high-temperature of a still fresh 12.8°C (55°F), showing a close resemblance to the previous month. A minor drop in temperature is observed from daytime highs in Clos du Valle during the nights of May, averaging a still cool 10.6°C (51.1°F).Humidity
The average relative humidity in May is 82%.Rainfall
In Clos du Valle, in May, it is raining for 11.8 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 196.3 rainfall days, and 557mm (21.93") of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
In May, the average length of the day in Clos du Valle is 15h and 22min.On the first day of May, sunrise is at 05:46 and sunset at 20:27. On the last day of the month, sunrise is at 05:08 and sunset at 21:07 BST.
Sunshine
In May, the average sunshine is 9.1h.UV index
In May, the average daily maximum UV index in Clos du Valle, Guernsey, is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 4 transforms into these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Clos du Valle, Guernsey
- Average high temperature in May: 12.8°C
The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).
- Average low temperature in May: 10.6°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7°C).
Average pressure in May
Clos du Valle, Guernsey
- Average pressure in May: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in May
Clos du Valle, Guernsey
- Average wind speed in May: 23.7km/h
The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in May
Clos du Valle, Guernsey
- Average humidity in May: 82%
The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).
Average rainfall in May
Clos du Valle, Guernsey
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in May
Clos du Valle, Guernsey
- Average rainfall days in May: 11.8 days
The month with the highest number of rainy days is November (22.8 days).
The month with the least rainy days is June (11.5 days).
Average snowfall in May
Clos du Valle, Guernsey
- Average snowfall in May: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Clos du Valle, Guernsey
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Clos du Valle, Guernsey
- Average daylight in May: 15h and 24min
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 12min).
- Average sunshine in May: 9h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).
Average sunshine days in May
Clos du Valle, Guernsey
- Average sunshine days in May: 16.3 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4 days).
Average UV index in May
Clos du Valle, Guernsey
- Average UV index in May: 4
The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in May
Clos du Valle, Guernsey
- Average cloud cover in May: 40
The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in May
Clos du Valle, Guernsey
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





