January weather forecastRoilly, France
January
Weather in January
January, the same as December, is a wintry winter month in Roilly, France, with an average temperature varying between 4.8°C (40.6°F) and -0.1°C (31.8°F).Temperature
January is the month when Roilly experiences its coldest temperatures, averaging a high of 4.8°C (40.6°F) and a low of -0.1°C (31.8°F).Humidity
The average relative humidity in January is 88%.Rainfall
In Roilly, France, in January, it is raining for 14.1 days, with typically 43mm (1.69") of accumulated precipitation. In Roilly, France, during the entire year, the rain falls for 175.3 days and collects up to 488mm (19.21") of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall in Roilly is January, when snow falls for 6.2 days and typically aggregates up to 48mm (1.89") of snow.Daylight
In January, the average length of the day in Roilly is 8h and 58min.On the first day of the month, sunrise is at 08:29 and sunset at 17:01. On the last day of January, sunrise is at 08:10 and sunset at 17:41 CET.
Sunshine
The months with the least sunshine in Roilly are January and December, with an average of 3.7h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 2 in January translates 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. To guard against the harmful effects of the Sun, minimize exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Roilly, France
- Average high temperature in January: 4.8°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in January: -0.1°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in January
Roilly, France
- Average pressure in January: 1018.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in January
Roilly, France
- Average wind speed in January: 13.9km/h
The windiest month (with the highest average wind speed) is February (14.8km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in January
Roilly, France
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Roilly, France
- Average rainfall in January: 43mm
The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in January
Roilly, France
- Average rainfall days in January: 14.1 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in January
Roilly, France
- Average snowfall in January: 48mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Roilly, France
- Average snowfall days in January: 6.2 days
The month with the highest number of snowfall days is January (6.2 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
Roilly, France
- Average daylight in January: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January: 3h and 42min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in January
Roilly, France
- Average sunshine days in January: 11.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is June (9.5 days).
Average UV index in January
Roilly, 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
Roilly, France
- Average cloud cover in January: 63
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Roilly, France
- Average visibility in January: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
