Day
6 °C
Night
1 °C
Sea
0 °C
Precipitation
83 mm
in month
Rainy days
15 days
in month
Daylight
8 hours
average
Sunshine
1 hours
average
Humidity
90 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Dortmund, nestled in Germany's North Rhine-Westphalia region, displays a moderate climate with variations throughout the year. Day temperatures swing from a chilly 5 °C (41 °F) in January to a warm 24 °C (75 °F) in July. Throughout the year, residents and visitors experience a significant amount of rainfall, with an average of nearly 13 of rain per month, making it essential to always carry an umbrella. The winter months greet you with a biting cold and high humidity, while the summer promises more sun and slightly drier conditions. The wind is a regular companion, with wind speed slightly decreasing from winter to summer. When planning activities in Dortmund, one must always consider the potential for precipitation, although the warmer months provide ample opportunities to enjoy the outdoors.
With the coldest month of the year upon us, January in Dortmund offers an average daytime high of 5 °C (41 °F), while the nights can be quite freezing at an average of 0 °C (32 °F). The skies are often grey, and with 15 of precipitation, it's essential to dress in layers and have a good winter coat ready.
February brings a slight increase in daytime temperatures at Dortmund to an average high of 6 °C (42 °F), while the nights remain just above freezing. The city experiences less rainfall with about 11, but the persistent wind and humidity can still make it feel quite nippy.
March marks the beginning of spring with a more noticeable increase in temperatures, as daylight hours lengthen and Dortmund basks in an average high of 10 °C (51 °F). Rain continues to be frequent with approximately 13 of wet weather, so a waterproof jacket is still a must.
April's warmer weather encourages the first blooms, with daytime temperatures reaching an enjoyable 15 °C (58 °F) on average. The rain pattern slightly diminishes to about 11 of wet weather, but passing showers are still common, making spring gear essential.
May invites Dortmund's residents to enjoy the outdoors with an average daytime high of 19 °C (66 °F). The city experiences high precipitation, totaling 68 mm (2.69 in), over 12, promising lush greenery, but also requiring waterproof attire.
June offers the longest days of the year and warm temperatures with an average high of 22 °C (71 °F). With 13 of rainfall, no significant relief from the damp conditions is seen, but it does little to dampen the spirits of those enjoying summer activities.
July is the warmest month of the year in Dortmund, with an average high of 24 °C (75 °F), which is perfect for all summer activities. Despite this, there is no respite from the rain, with a total of 90 mm (3.52 in) of precipitation spread over 13.
August remains warm with average highs around 23 °C (74 °F) but brings a minor decrease from July's peak temperatures. With potential for precipitation across 12, it's still advisable to have rain gear ready for intermittent summer showers.
The transition into fall starts in September, as the average high temperature dips to 19 °C (67 °F). Regular precipitation maintains Dortmund's greenery with nearly 12 of rainfall, making it a good season for those who love the crisp air and changing colors.
October sees a clearer onset of autumn, with average daytime temperatures falling to 15 °C (58 °F). Rain occurs on approximately 12, and the wind begins to pick up, adding a chill to the air.
As we move into November, the chill of winter begins to settle in Dortmund, with temperatures dropping to an average high of 9 °C (48 °F). An increasing number of overcast days and around 13 of rainfall set a moody tone for the month.
December in Dortmund is marked by festive decorations and cool temperatures, with an average daytime high of 6 °C (42 °F). Frequent rain and high humidity, about 15 of precipitation, contribute to a damp and chilly atmosphere.
Dressing in warm layers is crucial for January in Dortmund due to the average daytime high of 5 °C (41 °F) and the potential for freezing temperatures at night. A thick winter coat, paired with a hat, gloves, and scarf, will keep you comfortably warm while out and about.
While February does indeed see a small rise in daytime temperatures to an average high of 6 °C (42 °F), the difference from January is minimal, and the cold, windy, and humid conditions still warrant dressing warmly.
As March ushers in spring, the weather in Dortmund becomes more pleasant, especially during the day with an average high temperature of 10 °C (51 °F). The increase in sunny hours helps to improve the overall feel of the month.
April is indeed a splendid time to witness Dortmund's spring blossoms, with parks and gardens coming to life as the daily average high climbs to 15 °C (58 °F).
Certainly, May can often be wet with around 12 of rainfall and a total precipitation of 68 mm (2.69 in), necessitating rain gear for those unexpected showers that contribute to Dortmund's verdant landscapes.
It rains quite frequently in June, with an average of 13 experiencing some form of precipitation, so keeping an umbrella or light raincoat close would be a good idea.
Contrary to what one might hope, the warm weather in July does not correlate with less rain. Dortmund sees an average of 13 of rain and higher volumes of precipitation with 90 mm (3.52 in), so prepare for sudden summer showers.
August temperatures in Dortmund tend to peak slightly lower than July's, with an average high of 23 °C (74 °F), but the general warmth of summer is still very much present, often accompanied by rain.
September's weather in Dortmund is marked by the beginning of the fall transition, with a pleasant average high of 19 °C (67 °F) and a continuing pattern of rainfall over 12, along with the gradual shift of greenery to autumn hues.
Weather in October in Dortmund is characterized by crisper days with an average daytime high of 15 °C (58 °F), more frequent rain, and an increase in wind, signaling the deepening of autumn.
Indeed, November can be quite gloomy in Dortmund, with chillier temperatures averaging 9 °C (48 °F), an increase in overcast days, and the presence of rain being quite prevalent.
A white Christmas is not very common in Dortmund, with temperatures hovering around 6 °C (42 °F) and rain being more frequent than snow. However, occasional wintry mix or light snowfall can add to the festive feeling.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.