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
With an average high-temperature of 3.4°C (38.1°F) and an average low-temperature of -0.9°C (30.4°F), January is the coldest month in Roeser.Humidity
In Roeser, the average relative humidity in January is 90%.Rainfall
In Roeser, in January, it is raining for 14.7 days, with typically 54mm (2.13") of accumulated precipitation. In Roeser, during the entire year, the rain falls for 187.2 days and collects up to 636mm (25.04") of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 9.2 days and typically aggregates up to 85mm (3.35") of snow.Daylight
In January, the average length of the day in Roeser is 8h and 43min.On the first day of the month, sunrise is at 08:31 and sunset at 16:45. On the last day of January, sunrise is at 08:09 and sunset at 17:28 CET.
Sunshine
In Roeser, the average sunshine in January is 3.3h.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 hazard from exposure to the Sun's UV radiation for the average person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Roeser?
How cold is it in Roeser in January?
What is the average humidity in January in Roeser?
How much does it rain in Roeser in January?
What is the snowiest month in Roeser?
How much does it snow in Roeser in January?
How many hours of daylight does Roeser have in January?
When is the sunrise / sunset in January in Roeser?
How many hours of sunshine does Roeser have in January?
What are the months with the lowest UV index in Roeser?
What is the UV index intensity in January in Roeser?
Average temperature in January
Roeser, Luxembourg
- Average high temperature in January: 3.4°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in January: -0.9°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average pressure in January
Roeser, Luxembourg
- Average pressure in January: 1017.7mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).
Average wind speed in January
Roeser, Luxembourg
- Average wind speed in January: 14.7km/h
The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in January
Roeser, Luxembourg
- Average humidity in January: 90%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).
Average rainfall in January
Roeser, Luxembourg
- Average rainfall in January: 54mm
The wettest month (with the highest rainfall) is December (75mm).
The driest month (with the least rainfall) is April (39mm).
Average rainfall days in January
Roeser, Luxembourg
- Average rainfall days in January: 14.7 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in January
Roeser, Luxembourg
- Average snowfall in January: 85mm
The month with the highest snowfall is January (85mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Roeser, Luxembourg
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Roeser, Luxembourg
- Average daylight in January: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in January: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in January
Roeser, Luxembourg
- Average sunshine days in January: 10.3 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is December (8 days).
Average UV index in January
Roeser, Luxembourg
- 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
Roeser, Luxembourg
- Average cloud cover in January: 67
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in January
Roeser, Luxembourg
- Average visibility in January: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are November and December (7km).
Roeser, Luxembourg
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