January weather forecastRouilly, France

January

Weather in January

January, the same as December, is a wintry winter month in Rouilly, France, with an average temperature fluctuating between 5.8°C (42.4°F) and 1.5°C (34.7°F).

Temperature

The coldest period tends to be January, when average temperatures fluctuate between a high of 5.8°C (42.4°F) and a low of 1.5°C (34.7°F).

Humidity

January and December, with an average relative humidity of 87%, are the most humid months in Rouilly.

Rainfall

In Rouilly, in January, it is raining for 14.2 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, there are 175.7 rainfall days, and 489mm (19.25") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 2.4 days and accumulates 28mm (1.1") of snow.

Daylight

In January, the average length of the day is 8h and 50min.
On the first day of January, sunrise is at 08:39 and sunset at 17:01. On the last day of the month, sunrise is at 08:17 and sunset at 17:42 CET.

Sunshine

With an average of 3.8h of sunshine, January has the least sunshine of the year in Rouilly.

UV index

The months with the lowest UV index in Rouilly are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 2 in January leads to these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The month of January, characterized by an average high of 5.8°C (42.4°F) and a low of 1.5°C (34.7°F), is recognized as the coldest in Rouilly.

January temperatures in Rouilly, France, vary between a high-temperature of 5.8°C (42.4°F) and a low-temperature of 1.5°C (34.7°F).

The months with the highest humidity in Rouilly, France, are January and December, with an average relative humidity of 87%.

The average relative humidity in January in Rouilly, France, is 87%.

In Rouilly, France, in January, it is raining for 14.2 days, with typically 33mm (1.3") of accumulated precipitation.

The month with the most snowfall in Rouilly is January, when snow falls for 2.4 days and typically aggregates up to 28mm (1.1") of snow.

In January, it is snowing for 2.4 days. Throughout January, 28mm (1.1") of snow is accumulated.

In Rouilly, France, the average day length in January is 8h and 50min.

In January, on the first day of the month, sunrise is at 08:39 and sunset at 17:01. On the last day of the month, sunrise is at 08:17 and sunset at 17:42 CET.

January has the least sunshine of the year in Rouilly, France, with an average of 3.8h of sunshine.

In Rouilly, the average sunshine duration in January is 3.8h.

The months with the lowest UV index in Rouilly are January, February, November and December, with an average maximum UV index of 2.

In January, the average daily maximum UV index in Rouilly is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

6.7°C

5.8°C

7.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16.3km/h

15.4km/h

16.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

12.5

13.6

11.9

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Rouilly, France

Average high temperature in January: 5.8°C

The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (5.8°C).

Average low temperature in January: 1.5°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).

Average pressure in January
Rouilly, France

Average pressure in January: 1017.8mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).

Average wind speed in January
Rouilly, France

Average wind speed in January: 14.5km/h

The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in January
Rouilly, France

Average humidity in January: 87%

The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (70%).

Average rainfall in January
Rouilly, France

Average rainfall in January: 33mm

The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (29mm).

Average rainfall days in January
Rouilly, France

Average rainfall days in January: 14.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is September (11.3 days).

Average snowfall in January
Rouilly, France

Average snowfall in January: 28mm

The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in January
Rouilly, France

Average snowfall days in January: 2.4 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Rouilly, France

Average daylight in January: 8h and 48min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

Average sunshine in January: 3h and 48min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Rouilly, France

Average sunshine days in January: 13.6 days

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in January
Rouilly, 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
Rouilly, France

Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 36).

Average visibility in January
Rouilly, France

Average visibility in January: 8km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).