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
Temperature records mark January as the coldest month, with highs averaging 6.1°C (43°F) and lows at 1.7°C (35.1°F).Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
In January, in Montesson, the rain falls for 12.5 days. Throughout January, 18mm (0.71") of precipitation is accumulated. In Montesson, during the entire year, the rain falls for 147 days and collects up to 321mm (12.64") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Montesson, in January, during 2.3 snowfall days, 13mm (0.51") of snow is typically accumulated. In Montesson, France, during the entire year, snow falls for 7.4 days and aggregates up to 54mm (2.13") of snow.Daylight
In January, the average length of the day is 8h and 47min.On the first day of January in Montesson, sunrise is at 08:44 and sunset at 17:04. On the last day of the month, sunrise is at 08:23 and sunset at 17:46 CET.
Sunshine
The month with the least sunshine in Montesson, France, is January, with an average of 3.9h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Montesson, France. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during January leads to these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Montesson?
How cold does it get in Montesson in January?
What is the most humid month in Montesson?
What is the average humidity in January in Montesson?
How many days does it rain in January in Montesson?
How much does it snow in Montesson in January?
What is the average length of the day in January in Montesson?
When are sunrise and sunset in January in Montesson?
What is the month with the least sunshine in Montesson?
How long on average sun shines in January in Montesson?
What is the month with the lowest UV index in Montesson?
How high is the UV index in January in Montesson?
Average temperature in January
Montesson, France
- Average high temperature in January: 6.1°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in January: 1.7°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in January
Montesson, France
- Average pressure in January: 1017.5mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).
Average wind speed in January
Montesson, France
- Average wind speed in January: 14.8km/h
The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in January
Montesson, France
- Average humidity in January: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Montesson, France
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is June (40mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in January
Montesson, France
- Average rainfall days in January: 12.5 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is September (9 days).
Average snowfall in January
Montesson, France
- Average snowfall in January: 13mm
The month with the highest snowfall is December (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Montesson, France
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is January (2.3 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
Montesson, France
- Average daylight in January: 8h and 5min
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 18min).
- Average sunshine in January: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Montesson, France
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is September (18.8 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in January
Montesson, France
- Average UV index in January: 2
The months with the highest UV index are May, 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
Montesson, 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 38).
Average visibility in January
Montesson, France
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Montesson, France
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