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Copenhagen in January: Weather, Average temperature and Climate

Take a look at past year’s weather for Copenhagen in January and see if it is worth visiting.
Check flight prices to Copenhagen on Avionero:
January

Weather in Copenhagen in January 2025

OK Weather
Chill
☁️
Cloudy
🌊
Cold water
Copenhagen in January usually sees fair weather conditions, with an average daily high temperature of +37°F and roughly 2 sunny days. However, you should prepare for about 9 rainy days with an average precipitation of 32 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Copenhagen;

Average weather

☀️
+37°F
Avg. max. temperature
-4°F
Min.
+52°F
Max.
32 mm
Total precipitation
86%
Avg. humidity
6 m/s
Avg. wind
2 ☀️
Sunny Days
12 ⛅️
Cloudy
9 🌦
Rainy
Our opinion: Copenhagen has OK weather in January.

Average temperature in Copenhagen in January

Here are the expected maximum, average and minimum temperatures in Copenhagen for January based on the historical data.
Last Year
Historical Data

The temperature in January is +43°F on average, with a range between a maximum of +52°F during the day and a minimum of +25°F at night.

The average maximum temperature goes down 33% by the end of the month, compared with the beginning of the month, from +52°F to +43°F.

Is Copenhagen warm or cold in January?

Copenhagen is typically chill in January.

Maximum temperatures go down compared to the previous month from +39°F to +37°F. The minimum temperature also goes down from +34°F to +30°F.

Pack a jumper and a jacket as there will be cooler temperatures.

January is the coldest month in Copenhagen, here is the comparison with other months:

Water temperature in Copenhagen in January

Water in Copenhagen in January is Cold. It varies from +31°F to +42°F, with an average of +37°F. This is almost similar to the air temperature, which averages +37°F.

The water temperature in January is one of the coldest of the entire year:

The warmest water temperatures in Copenhagen are reached in August, when the average sea temperature rises to +64°F. The coldest water temperatures are in February, with an average of +36°F.

Can you swim in Copenhagen in January?

We would not recommend swimming in Copenhagen in January, the water is very cold (+37°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Copenhagen in January

Copenhagen weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+39°F+37°F+37°F
Min. temperature
0°F-4°F+3°F
Max. temperature
+54°F+52°F+57°F
Rainfall
44 mm32 mm21 mm
Wind
6 m/s6 m/s6 m/s
Avg. water temperature
+42°F+37°F+36°F
Humidity
87%86%84%
Air pressure
1011 HPa1012 HPa1013 HPa
Sunny days
223
Cloudy days
101211
Rainy days
1397
Snowy days
688

January often has better weather than December. It’s getting colder in January. From +39°F in the day, the average maximum temperature lowers to +37°F. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 44 mm to 32 mm. It feels drier, as humidity decreases from 87% to 86%. The average wind speed doesn’t change much during January, staying around 6 m/s. The amount of sunny days stay about the same, averaging 2 sunny days during the month.

February brings much the same weather, it remains ok.

Wind

Wind speed in Copenhagen in January based on historical data.
Last Year
Historical Data

The average wind speed is 8 m/s getting up to 15 m/s which is quite strong. The wind will cause branches to move and ground debris to fly around.

The average wind speed in Copenhagen is gradually increasing during January, going from 10 m/s to 11 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Copenhagen based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in January stands at 58%, leading to total precipitation of around 104 mm. The maximum amount of rainfall per day is around 21 mm, which is considered light rain. January is a pretty wet month with over 18 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Copenhagen wettest month is August, where a typical day has a 45% chance of precipitation and 63 mm of rainfall per day. February, on the other hand, is the driest month with a mere 24% chance of precipitation and 21 mm of rainfall per day.

Snow

Amount of snow in mm during January in Copenhagen based on historical data.
Last Year
Historical Data
The chance of snow on a typical day in January is 0%, for a monthly total of around 1 mm.

January is one of the snowiest months in Copenhagen.

Here’s how January is compared with other months in the amount of snow, total mm:

How was the weather last January in Copenhagen?

This is the weather in Copenhagen in January 2023:
1 January
🌧️
+51°F
2 January
🌧️
+49°F
3 January
☁️
+44°F
4 January
🌧️
+48°F
5 January
☁️
+46°F
6 January
🌧️
+43°F
7 January
☁️
+45°F
8 January
🌧️
+45°F
9 January
🌧️
+43°F
10 January
☁️
+44°F
11 January
🌧️
+47°F
12 January
🌧️
+46°F
13 January
🌧️
+47°F
14 January
🌧️
+45°F
15 January
🌧️
+45°F
16 January
☁️
+41°F
17 January
🌧️
+40°F
18 January
☀️
+37°F
19 January
🌧️
+38°F
20 January
☁️
+38°F
21 January
☁️
+34°F
22 January
☁️
+34°F
23 January
☁️
+36°F
24 January
☁️
+36°F
25 January
☁️
+33°F
26 January
☁️
+41°F
27 January
☀️
+37°F
28 January
☁️
+39°F
29 January
☁️
+42°F
30 January
☀️
+42°F
31 January
🌧️
+43°F
In January 2023 Copenhagen had 3 sunny days, 14 cloudy days, and 14 rainy days. The average maximum temperature was +43°F, with an absolute maximum of +52°F and a minimum of +34°F. The average humidity was 89%, with a maximum of 99% and a minimum of 66%. The average wind speed was 8 m/s, with a maximum of 22 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change Over the Years

This is how Copenhagen climate has changed over the last 43 years.

The climate in Copenhagen in January has not changed that much over the last 43 years.

The average temperature was the lowest in 1987 (+48°F) and the highest in 2020 (+56°F). The driest year was 2018 with only 322 mm of rainfall, and the wettest year was 2023 with 1019 mm.

FAQ

Frequently asked questions about the weather in Copenhagen in January:

Is January a good time to visit Copenhagen?

It’s always a good time to visit Copenhagen, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Copenhagen in January?

Not really, January is not the best time to sunbathe, unless you visit a local solarium.

Can you swim in Copenhagen in January?

Swimming in Copenhagen in January is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Copenhagen rainy in January?

Copenhagen is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in Copenhagen in January?

Usually, it’s not very sunny in Copenhagen in January, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Denmark

Check out the weather for other cities in Denmark.

Monthly weather in Copenhagen

Source of the data

For this page, we’ve looked at the typical weather in Copenhagen, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.