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 sea temperature 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
Cayeux-sur-Mer marks the start of May with an average high-temperature of a still moderate 15.8°C (60.4°F), hinting at a slight fluctuation from April's 14°C (57.2°F). An average nighttime temperature of 7.8°C (46°F) is witnessed throughout May.Humidity
In May, the average relative humidity is 83%.Rainfall
In Cayeux-sur-Mer, in May, during 16.3 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Cayeux-sur-Mer, during the entire year, the rain falls for 190.2 days and collects up to 547mm (21.54") of precipitation.Snowfall
In Cayeux-sur-Mer, France, snow does not fall in April through October.Sea temperature
In Cayeux-sur-Mer, in May, the average water temperature is 11.9°C (53.4°F).Note: Beware of 11.9°C (53.4°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health.
Daylight
The average length of the day in May is 15h and 28min.On the first day of the month, sunrise is at 06:28 and sunset at 21:13. On the last day of May, in Cayeux-sur-Mer, sunrise is at 05:49 and sunset at 21:54 CEST.
Sunshine
In May, the average sunshine is 8.4h.UV index
In Cayeux-sur-Mer, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What are the temperatures in Cayeux-sur-Mer in May?
What is the average humidity in May in Cayeux-sur-Mer?
How many days does it rain in May in Cayeux-sur-Mer?
When it does not snow in Cayeux-sur-Mer?
What is the water temperature in May in Cayeux-sur-Mer?
How many hours of daylight does Cayeux-sur-Mer have in May?
When is the sunrise / sunset in May in Cayeux-sur-Mer?
How long on average sun shines in May in Cayeux-sur-Mer?
What is the UV index reading in May in Cayeux-sur-Mer?
Average temperature in May
Cayeux-sur-Mer, France
- Average high temperature in May: 15.8°C
The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in May: 7.8°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in May
Cayeux-sur-Mer, France
- Average pressure in May: 1016.9mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in May
Cayeux-sur-Mer, France
- Average wind speed in May: 14.6km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is August (13.4km/h).
Average humidity in May
Cayeux-sur-Mer, France
- Average humidity in May: 83%
The months with the highest relative humidity are January, November and December (87%).
The month with the lowest relative humidity is August (78%).
Average rainfall in May
Cayeux-sur-Mer, France
- Average rainfall in May: 37mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in May
Cayeux-sur-Mer, France
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in May
Cayeux-sur-Mer, France
- Average snowfall in May: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Cayeux-sur-Mer, France
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Cayeux-sur-Mer, France
- Average sea temperature in May: 11.9°C
The best months for swimming (with the highest average sea temperature) are August and September (17.8°C).
The coldest month (with the lowest average sea temperature) is March (7.9°C).
Average daylight in May /
Average sunshine in May
Cayeux-sur-Mer, France
- Average daylight in May: 15h and 3min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Cayeux-sur-Mer, France
- Average sunshine days in May: 11.8 days
The months with the most sunshine days are March and April (13.7 days).
The month with the least sunshine days is November (10.1 days).
Average UV index in May
Cayeux-sur-Mer, France
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Cayeux-sur-Mer, France
- Average cloud cover in May: 45
The months with the most cloud cover are January, November and December (Cloud cover 59).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in May
Cayeux-sur-Mer, France
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Cayeux-sur-Mer, France
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