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 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
Weather in January
Temperature
With average high and low temperatures of 8.4°C (47.1°F) and 3.3°C (37.9°F) respectively, January is Roudouallec's coldest month.Humidity
In January, the average relative humidity in Roudouallec is 88%.Rainfall
In Roudouallec, during January, the rain falls for 18.3 days and regularly aggregates up to 63mm (2.48") of precipitation. Throughout the year, in Roudouallec, there are 191.5 rainfall days, and 594mm (23.39") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall in Roudouallec is January, when snow falls for 2.3 days and typically aggregates up to 17mm (0.67") of snow.Daylight
In Roudouallec, the average length of the day in January is 8h and 53min.On the first day of the month, sunrise is at 09:05 and sunset at 17:31. On the last day of January, sunrise is at 08:44 and sunset at 18:11 CET.
Sunshine
With an average of 3.4h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the coldest time of year in Roudouallec?
What is the average January temperature in Roudouallec?
What is the average humidity in January in Roudouallec?
How much does it rain in Roudouallec in January?
What is the snowiest month in Roudouallec?
How much does it snow in Roudouallec in January?
What is the average length of the day in January in Roudouallec?
When is the sunrise / sunset in January in Roudouallec?
What is the month with the least sunshine in Roudouallec?
How many hours of sunshine does Roudouallec have in January?
When is the lowest UV index in Roudouallec?
How high is the UV index in January in Roudouallec?
Average temperature in January
Roudouallec, France
- Average high temperature in January: 8.4°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in January: 3.3°C
The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure in January
Roudouallec, France
- Average pressure in January: 1017.2mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in January
Roudouallec, France
- Average wind speed in January: 16.7km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in January
Roudouallec, France
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and September (81%).
Average rainfall in January
Roudouallec, France
- Average rainfall in January: 63mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in January
Roudouallec, France
- Average rainfall days in January: 18.3 days
The month with the highest number of rainy days is January (18.3 days).
The month with the least rainy days is September (12.7 days).
Average snowfall in January
Roudouallec, France
- Average snowfall in January: 17mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Roudouallec, France
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Roudouallec, France
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in January
Roudouallec, France
- Average sunshine days in January: 8.5 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is November (7.1 days).
Average UV index in January
Roudouallec, France
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Roudouallec, France
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility in January
Roudouallec, France
- Average visibility in January: 8km
The months with the highest visibility are February, March and December (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (8km).
Roudouallec, France
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