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 lowest temperatures are recorded in January, with averages reaching a high of 3.4°C (38.1°F) and a low of -0.8°C (30.6°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 90%.Rainfall
In Jalhay, during January, the rain falls for 13.8 days and regularly aggregates up to 51mm (2.01") of precipitation. Throughout the year, in Jalhay, there are 188.4 rainfall days, and 587mm (23.11") of precipitation is accumulated.Snowfall
Months with snowfall in Jalhay are January through May, October through December. In January, in Jalhay, it is snowing for 8.9 days. Throughout January, 71mm (2.8") of snow is accumulated. In Jalhay, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.Daylight
In January, the average length of the day in Jalhay, Belgium, is 8h and 35min.On the first day of the month, sunrise is at 08:37 and sunset at 16:41. On the last day of January, in Jalhay, Belgium, sunrise is at 08:13 and sunset at 17:25 CET.
Sunshine
The average sunshine in January is 3.6h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 during January translates into the following guidance:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Jalhay?
Is January cold in Jalhay?
What are the most humid months in Jalhay?
What is the average humidity in January in Jalhay?
How many days does it rain in January in Jalhay?
How much does it snow in Jalhay in January?
How many hours of daylight does Jalhay have in January?
When are sunrise and sunset in January in Jalhay?
How long on average sun shines in January in Jalhay?
What is the month with the lowest UV index in Jalhay?
How high is the UV index in January in Jalhay?
Average temperature in January
Jalhay, Belgium
- Average high temperature in January: 3.4°C
The warmest months (with the highest average high temperature) are July and August (21.6°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in January: -0.8°C
The month with the highest average low temperature is August (12.1°C).
The coldest months (with the lowest average low temperature) are January and February (-0.8°C).
Average pressure in January
Jalhay, Belgium
- Average pressure in January: 1016.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.2mbar).
Average wind speed in January
Jalhay, Belgium
- Average wind speed in January: 16.3km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in January
Jalhay, Belgium
- Average humidity in January: 90%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in January
Jalhay, Belgium
- Average rainfall in January: 51mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in January
Jalhay, Belgium
- Average rainfall days in January: 13.8 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in January
Jalhay, Belgium
- Average snowfall in January: 71mm
The month with the highest snowfall is February (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Jalhay, Belgium
- Average snowfall days in January: 8.9 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jalhay, Belgium
- Average daylight in January: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in January
Jalhay, Belgium
- Average sunshine days in January: 9.8 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in January
Jalhay, Belgium
- 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, March, November and December (UV index 2).
Average cloud cover in January
Jalhay, Belgium
- Average cloud cover in January: 65
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in January
Jalhay, Belgium
- Average visibility in January: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
