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
The month of January sees the lowest average temperatures, reaching 5.4°C (41.7°F) at the peak and 1.6°C (34.9°F) at the low.Humidity
The average relative humidity in January in Aartselaar, Belgium, is 86%.Rainfall
In Aartselaar, in January, it is raining for 17.3 days, with typically 45mm (1.77") of accumulated precipitation. In Aartselaar, during the entire year, the rain falls for 179.3 days and collects up to 449mm (17.68") of precipitation.Snowfall
Months with snowfall are January through March, November and December. The months with the most snowfall in Aartselaar are January and February, with an average 31mm (1.22") of accumulated snow.Daylight
The average length of the day in January in Aartselaar is 8h and 30min.On the first day of the month, sunrise is at 08:46 and sunset at 16:45. On the last day of January, sunrise is at 08:21 and sunset at 17:30 CET.
Sunshine
In Aartselaar, the average sunshine in January is 3.8h.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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 2 in January transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Aartselaar?
Is it cold in Aartselaar during January?
What is the average humidity in January in Aartselaar?
How many days does it rain in January in Aartselaar?
When does it snow the most in Aartselaar?
How much does it snow in Aartselaar in January?
What is the average length of the day in January in Aartselaar?
When is the sunrise / sunset in January in Aartselaar?
How long on average sun shines in January in Aartselaar?
What is the month with the lowest UV index in Aartselaar?
What is the UV index reading in January in Aartselaar?
Average temperature in January
Aartselaar, Belgium
- Average high temperature in January: 5.4°C
The warmest months (with the highest average high temperature) are July and August (23.1°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in January: 1.6°C
The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.6°C).
Average pressure in January
Aartselaar, Belgium
- Average pressure in January: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in January
Aartselaar, Belgium
- Average wind speed in January: 16.5km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in January
Aartselaar, Belgium
- Average humidity in January: 86%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Aartselaar, Belgium
- Average rainfall in January: 45mm
The wettest month (with the highest rainfall) is December (57mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in January
Aartselaar, Belgium
- Average rainfall days in January: 17.3 days
The month with the highest number of rainy days is December (18.7 days).
The month with the least rainy days is September (11.7 days).
Average snowfall in January
Aartselaar, Belgium
- Average snowfall in January: 31mm
The months with the highest snowfall are January and February (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Aartselaar, Belgium
- Average snowfall days in January: 3.7 days
The month with the highest number of snowfall days is February (4.3 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
Aartselaar, Belgium
- Average daylight in January: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in January
Aartselaar, Belgium
- Average sunshine days in January: 9.3 days
The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is December (8.2 days).
Average UV index in January
Aartselaar, Belgium
- 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
Aartselaar, Belgium
- Average cloud cover in January: 62
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in January
Aartselaar, Belgium
- Average visibility in January: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
