Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
January is the month that records the lowest temperatures, with averages ranging from a high of 6.3°C (43.3°F) to a low of 1.8°C (35.2°F).Humidity
The months with the highest humidity in Cayeux-sur-Mer are January, November and December, with an average relative humidity of 87%.Rainfall
In Cayeux-sur-Mer, during January, the rain falls for 16.5 days and regularly aggregates up to 45mm (1.77") of precipitation. 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
January through March, November and December are months with snowfall. January is the month with the most snowfall in Cayeux-sur-Mer. Snow falls for 2.6 days and accumulates 29mm (1.14") of snow.Sea temperature
In Cayeux-sur-Mer, in January, the average water temperature is 8.2°C (46.8°F).Note: Swimming in 8.2°C (46.8°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
In January, the average length of the day is 8h and 38min.On the first day of the month, sunrise is at 08:53 and sunset at 17:01. On the last day of January, in Cayeux-sur-Mer, sunrise is at 08:29 and sunset at 17:44 CET.
Sunshine
With an average of 3.9h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index in Cayeux-sur-Mer are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: In January, a daily UV index of 2 turns into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Cayeux-sur-Mer?
How cold is January in Cayeux-sur-Mer?
What is the most humid month in Cayeux-sur-Mer?
What is the average humidity in January in Cayeux-sur-Mer?
How much does it rain in Cayeux-sur-Mer in January?
When does it snow the most in Cayeux-sur-Mer?
How many days does it snow in January in Cayeux-sur-Mer?
What is the water temperature in January in Cayeux-sur-Mer?
What is the average length of the day in January in Cayeux-sur-Mer?
When are sunrise and sunset in January in Cayeux-sur-Mer?
What is the month with the least sunshine in Cayeux-sur-Mer?
How many hours of sunshine does Cayeux-sur-Mer have in January?
What are the months with the lowest UV index in Cayeux-sur-Mer?
How high is the UV index in January in Cayeux-sur-Mer?
Average temperature in January
Cayeux-sur-Mer, France
- Average high temperature in January: 6.3°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 January: 1.8°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 January
Cayeux-sur-Mer, France
- Average pressure in January: 1016.3mbar
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 January
Cayeux-sur-Mer, France
- Average wind speed in January: 19.5km/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 January
Cayeux-sur-Mer, France
- Average humidity in January: 87%
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 January
Cayeux-sur-Mer, France
- Average rainfall in January: 45mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in January
Cayeux-sur-Mer, France
- Average rainfall days in January: 16.5 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 January
Cayeux-sur-Mer, France
- Average snowfall in January: 29mm
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 January
Cayeux-sur-Mer, France
- Average snowfall days in January: 2.6 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 January
Cayeux-sur-Mer, France
- Average sea temperature in January: 8.2°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 January /
Average sunshine in January
Cayeux-sur-Mer, France
- Average daylight in January: 8h and 4min
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 January: 3h and 5min
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 January
Cayeux-sur-Mer, France
- Average sunshine days in January: 10.5 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 January
Cayeux-sur-Mer, France
- Average UV index in January: 2
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 January
Cayeux-sur-Mer, France
- Average cloud cover in January: 59
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 January
Cayeux-sur-Mer, France
- Average visibility in January: 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).
