January weather forecastCallac, France
January
Weather in January
January, the same as December, in Callac, France, is another chilly winter month, with an average temperature ranging between max 8.4°C (47.1°F) and min 3.3°C (37.9°F).Temperature
Callac's coldest month, January, registers temperatures that range from a high of 8.4°C (47.1°F) to a low of 3.3°C (37.9°F).Humidity
The average relative humidity in January is 88%.Rainfall
In Callac, in January, it is raining for 18.3 days, with typically 63mm (2.48") of accumulated precipitation. In Callac, during the entire year, the rain falls for 191.5 days and collects up to 594mm (23.39") of precipitation.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 2.3 days and typically aggregates up to 17mm (0.67") of snow.Daylight
The average length of the day in January in Callac, France, is 8h and 51min.On the first day of the month, sunrise is at 09:05 and sunset at 17:29. On the last day of January, sunrise is at 08:44 and sunset at 18:09 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 minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Callac, 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
Callac, 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
Callac, 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
Callac, 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
Callac, 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
Callac, 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
Callac, 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
Callac, 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
Callac, France
- Average daylight in January: 8h and 54min
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 24min
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
Callac, 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
Callac, 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
Callac, 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
Callac, 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).





