January weather forecast
Mertzig, Luxembourg

January

Weather in January

January, like December, in Mertzig, Luxembourg, is an icy winter month, with temperature in the range of an average low of -1.3°C (29.7°F) and an average high of 2.7°C (36.9°F).

Temperature

In Mertzig, the lowest average temperatures are observed in January, with a high of 2.7°C (36.9°F) and a low of -1.3°C (29.7°F).

Humidity

In January, the average relative humidity in Mertzig is 91%.

Rainfall

In Mertzig, in January, during 14.5 rainfall days, 54mm (2.13") of precipitation is typically accumulated. In Mertzig, Luxembourg, during the entire year, the rain falls for 190.3 days and collects up to 626mm (24.65") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Mertzig, Luxembourg. January is the month with the most snowfall in Mertzig. Snow falls for 8.2 days and accumulates 78mm (3.07") of snow.

Daylight

In Mertzig, Luxembourg, the average length of the day in January is 8h and 40min.
On the first day of the month, sunrise is at 08:33 and sunset at 16:45. On the last day of January, in Mertzig, sunrise is at 08:10 and sunset at 17:27 CET.

Sunshine

In Mertzig, the average sunshine in January is 3.2h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mertzig. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

What is the coldest month in Mertzig?
Mertzig's temperature records reveal January as the coldest month, marked by average highs of 2.7°C (36.9°F) and lows of -1.3°C (29.7°F).
How cold is it in Mertzig in January?
The average high-temperature, in January, in Mertzig, is 2.7°C (36.9°F), while the average low-temperature is -1.3°C (29.7°F).
What is the average humidity in January in Mertzig?
The average relative humidity in January in Mertzig, Luxembourg, is 91%.
How many days does it rain in January in Mertzig?
In Mertzig, during January, the rain falls for 14.5 days and regularly aggregates up to 54mm (2.13") of precipitation.
When does it snow the most in Mertzig?
The month with the most snowfall in Mertzig, Luxembourg, is January, when snow falls for 8.2 days and typically aggregates up to 78mm (3.07") of snow.
How many days does it snow in January in Mertzig?
In Mertzig, during January, snow falls for 8.2 days and regularly aggregates up to 78mm (3.07") of snow.
How many hours of daylight does Mertzig have in January?
The average day length in January in Mertzig, Luxembourg, is 8h and 40min.
What time are sunrise and sunset in January in Mertzig?
In January, on the first day of the month, sunrise is at 08:33 and sunset at 16:45. On the last day of the month, in Mertzig, Luxembourg, sunrise is at 08:10 and sunset at 17:27 CET.
How long on average sun shines in January in Mertzig?
The average sunshine duration in January in Mertzig, Luxembourg, is 3.2h.
What is the month with the lowest UV index in Mertzig?
The months with the lowest UV index in Mertzig are January through March, November and December, with an average maximum UV index of 2.
What is the UV index reading in January in Mertzig?
In Mertzig, Luxembourg, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Mertzig, Luxembourg
Average temperature in January
Mertzig, Luxembourg
  • Average high temperature in January: 2.7°C

The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (2.7°C).

  • Average low temperature in January: -1.3°C

The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

Average pressure in January - Mertzig, Luxembourg
Average pressure in January
Mertzig, Luxembourg
  • Average pressure in January: 1017.4mbar

The month with the highest atmospheric pressure is December (1018mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).

Average wind speed in January - Mertzig, Luxembourg
Average wind speed in January
Mertzig, Luxembourg
  • Average wind speed in January: 15.3km/h

The windiest month (with the highest average wind speed) is February (15.9km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

Average humidity in January - Mertzig, Luxembourg
Average humidity in January
Mertzig, Luxembourg
  • Average humidity in January: 91%

The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and August (79%).

Average rainfall in January - Mertzig, Luxembourg
Average rainfall in January
Mertzig, Luxembourg
  • Average rainfall in January: 54mm

The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (36mm).

Average rainfall days in January - Mertzig, Luxembourg
Average rainfall days in January
Mertzig, Luxembourg
  • Average rainfall days in January: 14.5 days

The months with the highest number of rainy days are June and July (19.1 days).
The month with the least rainy days is February (12.7 days).

Average snowfall in January - Mertzig, Luxembourg
Average snowfall in January
Mertzig, Luxembourg
  • Average snowfall in January: 78mm

The month with the highest snowfall is January (78mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January - Mertzig, Luxembourg
Average snowfall days in January
Mertzig, Luxembourg
  • Average snowfall days in January: 8.2 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Mertzig, Luxembourg
Average daylight in January /
Average sunshine in January
Mertzig, Luxembourg
  • Average daylight in January: 8h and 4min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days in January - Mertzig, Luxembourg
Average sunshine days in January
Mertzig, Luxembourg
  • Average sunshine days in January: 10.3 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in January - Mertzig, Luxembourg
Average UV index in January
Mertzig, 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, March, November and December (UV index 2).

Average cloud cover in January - Mertzig, Luxembourg
Average cloud cover in January
Mertzig, Luxembourg
  • Average cloud cover in January: 68

The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in January - Mertzig, Luxembourg
Average visibility in January
Mertzig, Luxembourg
  • Average visibility in January: 8km

The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are November and December (7km).

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