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
January
Weather in January
Temperature
Temperature readings reach their annual highs in January, averaging 8.4°C (47.1°F) and a minimum average of 3.3°C (37.9°F).Humidity
The average relative humidity in January is 88%.Rainfall
In Tréogan, in January, it is raining for 18.3 days, with typically 63mm (2.48") of accumulated precipitation. Throughout the year, in Tréogan, 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. January is the month with the most snowfall. Snow falls for 2.3 days and accumulates 17mm (0.67") of snow.Daylight
In Tréogan, the average length of the day in January is 8h and 53min.On the first day of January, sunrise is at 09:04 and sunset at 17:30. On the last day of the month, sunrise is at 08:43 and sunset at 18:10 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 threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Tréogan?
What are January temperatures in Tréogan?
What is the average humidity in January in Tréogan?
How much does it rain in Tréogan in January?
When does it snow the most in Tréogan?
How much does it snow in Tréogan in January?
What is the average length of the day in January in Tréogan?
When is the sunrise / sunset in January in Tréogan?
What is the month with the least sunshine in Tréogan?
How long on average sun shines in January in Tréogan?
When is the lowest UV index in Tréogan?
How high is the UV index in January in Tréogan?
Average temperature in January
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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
Tréogan, 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).
