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
January is the coldest month, with an average high-temperature of 9.2°C (48.6°F) and an average low-temperature of 3.4°C (38.1°F).Humidity
January is the most humid month, with an average relative humidity of 86%.Rainfall
In Roaillan, in January, during 16.2 rainfall days, 57mm (2.24") of precipitation is typically accumulated. In Roaillan, during the entire year, the rain falls for 175.6 days and collects up to 565mm (22.24") of precipitation.Snowfall
January through March and December are months with snowfall in Roaillan. In Roaillan, in January, during 0.8 snowfall days, 6mm (0.24") of snow is typically accumulated. In Roaillan, during the entire year, snow falls for 3.5 days and aggregates up to 27mm (1.06") of snow.Daylight
The average length of the day in January in Roaillan is 9h and 17min.On the first day of the month, sunrise is at 08:37 and sunset at 17:31. On the last day of January, sunrise is at 08:21 and sunset at 18:07 CET.
Sunshine
The month with the least sunshine is January, with an average of 4.9h of sunshine.UV index
The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 3 suggests this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What part of the year is the coldest in Roaillan?
What are the temperatures in Roaillan in January?
What is the most humid month in Roaillan?
What is the average humidity in January in Roaillan?
How much does it rain in Roaillan in January?
How many days does it snow in January in Roaillan?
How many hours of daylight does Roaillan have in January?
What time are sunrise and sunset in January in Roaillan?
What is the month with the least sunshine in Roaillan?
How long on average sun shines in January in Roaillan?
What is the UV index intensity in January in Roaillan?
Average temperature in January
Roaillan, France
- Average high temperature in January: 9.2°C
The warmest month (with the highest average high temperature) is August (28.6°C).
The month with the lowest average high temperature is January (9.2°C).
- Average low temperature in January: 3.4°C
The month with the highest average low temperature is July (15.6°C).
The coldest month (with the lowest average low temperature) is February (3.2°C).
Average pressure in January
Roaillan, France
- Average pressure in January: 1020.1mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).
Average wind speed in January
Roaillan, France
- Average wind speed in January: 8.7km/h
The windiest month (with the highest average wind speed) is March (9.3km/h).
The calmest months (with the lowest average wind speed) are August and September (7.1km/h).
Average humidity in January
Roaillan, France
- Average humidity in January: 86%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Roaillan, France
- Average rainfall in January: 57mm
The wettest month (with the highest rainfall) is November (80mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in January
Roaillan, France
- Average rainfall days in January: 16.2 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in January
Roaillan, France
- Average snowfall in January: 6mm
The month with the highest snowfall is December (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Roaillan, France
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.2 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
Roaillan, France
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in January
Roaillan, France
- Average sunshine days in January: 12.4 days
The months with the most sunshine days are August and October (17.1 days).
The months with the least sunshine days are April and May (11.5 days).
Average UV index in January
Roaillan, France
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February and November (UV index 2).
Average cloud cover in January
Roaillan, France
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in January
Roaillan, France
- Average visibility in January: 7km
The months with the highest visibility are May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).
Roaillan, France
Weather forecast for your location
2. Allow the app to use your location
