January weather forecast
Aarhus, Denmark

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Weather in January

January's weather in Aarhus, Denmark is typically frosty and snowy, with the highest amounts of snowfall anticipated throughout this winter month. January is marked by its high snowfall at 32mm and average lows showing a chilly 0.9°C. However, despite the lower temperatures, brisk winter walks can still be enjoyed. Underneath the overcast sky, which cover two-thirds of the heavens most days, one can find tranquillity. Wind coming from the sea is brisk, keeping the air crisp and refreshing.

Temperature

Transitioning from December to January, Aarhus observes an average high-temperature of a still cold 3.1°C, differing subtly from the previous month. During the January nights, Aarhus's temperature maintains an average close to the daytime highs, settling at a still icy 0.9°C.

Humidity

In January, the average relative humidity in Aarhus is 86%.

Rainfall

In Aarhus, in January, it is raining for 9.3 days, with typically 20mm of accumulated precipitation. Throughout the year, there are 142.6 rainfall days, and 304mm of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Aarhus. The month with the most snowfall is January, when snow falls for 8.2 days and typically aggregates up to 32mm of snow.

Sea temperature

In January, the average sea temperature in Aarhus is 3.2°C.
Note: In the event of swimming, this state is extremely frigid, dangerous, and poses a significant risk to life. Hypothermia swiftly ensues without suitable insulated waterproof attire.

Daylight

The average length of the day in January is 7h and 41min.
On the first day of January, sunrise is at 08:51 and sunset at 15:53. On the last day of the month, sunrise is at 08:16 and sunset at 16:48 CET.

Sunshine

In January, the average sunshine in Aarhus is 3.3h.

UV index

With an average maximum UV index of 1, January is the month with the lowest UV index in Aarhus. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 1 in January translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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FAQ

Is January cold in Aarhus?

The average high-temperature and low-temperature in Aarhus during January are 3.1°C and 0.9°C respectively.

What is the average humidity in January in Aarhus?

The average relative humidity in January in Aarhus, Denmark, is 86%.

How much does it rain in Aarhus in January?

In January, in Aarhus, Denmark, the rain falls for 9.3 days. Throughout January, 20mm of precipitation is accumulated.

When does it snow the most in Aarhus?

The month with the most snowfall in Aarhus, Denmark, is January, when snow falls for 8.2 days and typically aggregates up to 32mm of snow.

How many days does it snow in January in Aarhus?

In Aarhus, Denmark, in January, during 8.2 snowfall days, 32mm of snow is typically accumulated.

What is the water temperature in January in Aarhus?

In Aarhus, the average seawater temperature in January is 3.2°C. For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Aarhus have in January?

The average day length in January in Aarhus, Denmark, is 7h and 41min.

What time are sunrise and sunset in January in Aarhus?

On the first day of January in Aarhus, sunrise is at 08:51 and sunset at 15:53. On the last day of the month, sunrise is at 08:16 and sunset at 16:48 CET.

How long on average sun shines in January in Aarhus?

In January, the average sunshine duration in Aarhus is 3.3h.

When is the lowest UV index in Aarhus?

With an average maximum UV index of 1, January is the month with the lowest UV index in Aarhus, Denmark.

What is the UV index intensity in January in Aarhus?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
4.8°C
3.1°C
3°C
Average low temperature
2.4°C
0.9°C
0.3°C
Average pressure
1010.2mbar
1011.9mbar
1012.2mbar
Average wind speed
20.6km/h
20.2km/h
19.3km/h
Average max. wind speed
21.8km/h
21.3km/h
20.4km/h
Average wind speed gusts
32.7km/h
31.6km/h
30.2km/h
Average humidity
87%
86%
85%
Average rainfall
23mm
20mm
20mm
Average rainfall days
11.7
9.3
8.1
Average snowfall
22mm
32mm
28mm
Average snowfall days
4.8
8.2
8.2
Average sea temperature
5.8°C
3.2°C
3.2°C
Average daylight
7h 0min
7h 4min
9h 4min
Average sunshine
3h 4min
3h 2min
3h 1min
Average sunshine days
12.5
13.7
10.9
Average UV index
2
1
2
Average cloud cover
66%
67%
68%
Average visibility
9km
9km
9km

Average temperature in January
Aarhus, Denmark

Average temperature in January - Aarhus, Denmark
  • Average high temperature in January: 3.1°C

The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is February (3°C).

  • Average low temperature in January: 0.9°C

The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).

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Average pressure in January
Aarhus, Denmark

Average pressure in January - Aarhus, Denmark
  • Average pressure in January: 1011.9mbar

The month with the highest atmospheric pressure is April (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010.2mbar).

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Average wind speed in January
Aarhus, Denmark

Average wind speed in January - Aarhus, Denmark
  • Average wind speed in January: 20.2km/h

The windiest month (with the highest average wind speed) is December (20.6km/h).
The calmest month (with the lowest average wind speed) is July (15.2km/h).

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Average humidity in January
Aarhus, Denmark

Average humidity in January - Aarhus, Denmark
  • Average humidity in January: 86%

The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in January
Aarhus, Denmark

Average rainfall in January - Aarhus, Denmark
  • Average rainfall in January: 20mm

The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (16mm).

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Average rainfall days in January
Aarhus, Denmark

Average rainfall days in January - Aarhus, Denmark
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (8.1 days).

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Average snowfall in January
Aarhus, Denmark

Average snowfall in January - Aarhus, Denmark
  • Average snowfall in January: 32mm

The month with the highest snowfall is January (32mm).
The months with the least snowfall are May, June, July, August and September (0mm).

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Average snowfall days in January
Aarhus, Denmark

Average snowfall days in January - Aarhus, Denmark
  • Average snowfall days in January: 8.2 days

The months with the highest number of snowfall days are January and February (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in January
Aarhus, Denmark

Average sea temperature in January - Aarhus, Denmark
  • Average sea temperature in January: 3.2°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (3°C).

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Average daylight in January /
Average sunshine in January
Aarhus, Denmark

Average daylight in January / Average sunshine in January - Aarhus, Denmark
  • Average daylight in January: 7h and 4min

The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).

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Average sunshine days in January
Aarhus, Denmark

Average sunshine days in January - Aarhus, Denmark
  • Average sunshine days in January: 13.7 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.9 days).

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Average UV index in January
Aarhus, Denmark

Average UV index in January - Aarhus, Denmark
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in January
Aarhus, Denmark

Average cloud cover in January - Aarhus, Denmark
  • Average cloud cover in January: 67

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 40).

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Average visibility in January
Aarhus, Denmark

Average visibility in January - Aarhus, Denmark
  • Average visibility in January: 9km

The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).

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Aarhus, Denmark

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