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Dortmund in January: Weather, Average temperature and Climate

Discover the weather for Dortmund in January and if it’s a good time to travel (based on historical data).
Check flight prices to Dortmund on Avionero:
January

Weather in Dortmund in January 2025

OK Weather
Chill
🌧️
Rainy
January could be a good time to visit Dortmund, as the weather is generally fine. The average high temperature is around +39°F, and there are typically 3 sunny days in January. However, expect about 13 rainy days, and total monthly rainfall of approximately 75 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 Dortmund;

Average weather

☀️
+39°F
Avg. max. temperature
-4°F
Min.
+61°F
Max.
75 mm
Total precipitation
84%
Avg. humidity
4 m/s
Avg. wind
3 ☀️
Sunny Days
9 ⛅️
Cloudy
13 🌦
Rainy
Our opinion: Dortmund has OK weather in January.

Average temperature in Dortmund in January

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

The expected average maximum temperature in January is +45°F with a maximum of +61°F and a minimum of +23°F.

The average maximum temperature goes down 43% by the end of the month, compared with the beginning of the month, from +61°F to +45°F.

Is Dortmund warm or cold in January?

Dortmund is typically chill in January.

Maximum temperatures go down compared to the previous month from +41°F to +39°F. The minimum temperature also goes down from +36°F to +32°F.

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

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

Climate in Dortmund in January

Dortmund weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+41°F+39°F+41°F
Min. temperature
+5°F-4°F+3°F
Max. temperature
+63°F+61°F+68°F
Rainfall
80 mm75 mm59 mm
Wind
4 m/s4 m/s4 m/s
Humidity
85%84%80%
Air pressure
1014 HPa1016 HPa1016 HPa
Sunny days
234
Cloudy days
998
Rainy days
141311
Snowy days
666

January often has better weather than December. It’s getting colder in January. From +41°F in the day, the average maximum temperature lowers to +39°F. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 80 mm to 75 mm. It feels drier, as humidity decreases from 85% to 84%. The average wind speed doesn’t change much during January, staying around 4 m/s. The good news is there are likely to be more sunny days in January, from 2 to 3.

February brings much the same weather, it remains ok.

Wind

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

The average wind speed is 5 m/s getting up to 10 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Dortmund is gradually decreasing during January, going from 7 m/s to 6 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Dortmund based on historical data.
Last Year
Historical Data
Total precipitation in January is about 132 mm, with a 74% chance of rain on a typical day. The maximum amount of rainfall per day is around 20 mm, which is considered light rain. January is a pretty wet month with over 23 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:
Dortmund wettest month is July, where a typical day has a 61% chance of precipitation and 90 mm of rainfall per day. February, on the other hand, is the driest month with a mere 38% chance of precipitation and 59 mm of rainfall per day.

Snow

Amount of snow in mm during January in Dortmund based on historical data.
Last Year
Historical Data
The total snow in January is about 7 mm, with a 3% chance of snow on a typical day.

January is one of the snowiest months in Dortmund.

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

How was the weather last January in Dortmund?

This is the weather in Dortmund in January 2023:
1 January
🌧️
+61°F
2 January
🌧️
+57°F
3 January
☁️
+49°F
4 January
🌧️
+53°F
5 January
🌧️
+52°F
6 January
🌧️
+53°F
7 January
☁️
+52°F
8 January
🌧️
+52°F
9 January
🌧️
+47°F
10 January
☁️
+45°F
11 January
🌧️
+50°F
12 January
🌧️
+50°F
13 January
🌧️
+50°F
14 January
🌧️
+50°F
15 January
🌧️
+45°F
16 January
🌧️
+42°F
17 January
🌧️
+38°F
18 January
☀️
+37°F
19 January
☁️
+36°F
20 January
☁️
+37°F
21 January
☁️
+33°F
22 January
🌨️
+34°F
23 January
☁️
+36°F
24 January
☁️
+36°F
25 January
☁️
+32°F
26 January
🌫️
+36°F
27 January
☁️
+39°F
28 January
☁️
+34°F
29 January
☁️
+36°F
30 January
🌧️
+46°F
31 January
🌧️
+44°F
In January 2023 Dortmund had 1 sunny days, 12 cloudy days, and 15 rainy days. The average maximum temperature was +45°F, with an absolute maximum of +61°F and a minimum of +32°F. The average humidity was 80%, with a maximum of 100% and a minimum of 49%. The average wind speed was 5 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change Over the Years

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

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

The average temperature was the lowest in 1985 (+52°F) and the highest in 2022 (+61°F). The driest year was 2018 with only 627 mm of rainfall, and the wettest year was 2023 with 1615 mm.

FAQ

Frequently asked questions about the weather in Dortmund in January:

Is January a good time to visit Dortmund?

It’s always a good time to visit Dortmund, 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 Dortmund in January?

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

Is Dortmund rainy in January?

Dortmund is often rainy in January. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Dortmund in January?

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

Other cities in Germany

Check out the weather for other cities in Germany.

Monthly weather in Dortmund

Source of the data

For this page, we’ve looked at the typical weather in Dortmund, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

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.