July weather forecast
Dortmund, Germany

July

Weather in July

July in Dortmund, with an average high temperature of 23.5°C (74.3°F), is typically the warmest month of the year. It is a month with increased daylight hours, clear skies, and ample sunshine, creating a festive summer atmosphere. Despite the higher daytime temperatures, July also experiences higher humidity levels, bringing a slight mugginess to the city's air. However, the favorable weather conditions are ideal for enjoying outdoor events, exploring parks, or attending open-air concerts, making it a month of lively activities.

Temperature

Dortmund sees the arrival of July with an average high-temperature of a moderately hot 23.5°C (74.3°F), indicating a subtle variation from June. July nights experience a consistent temperature drop to a refreshing 13.9°C (57°F).

Humidity

In Dortmund, the average relative humidity in July is 72%.

Rainfall

In Dortmund, in July, it is raining for 20.1 days, with typically 60mm (2.36") of accumulated precipitation. Throughout the year, there are 199.5 rainfall days, and 608mm (23.94") of precipitation is accumulated.

Snowfall

In Dortmund, Germany, snow does not fall in May through October.

Daylight

The average length of the day in July is 16h and 6min.
On the first day of the month, sunrise is at 05:17 and sunset at 21:50. On the last day of July, in Dortmund, sunrise is at 05:53 and sunset at 21:19 CEST.

Sunshine

The average sunshine in July in Dortmund, Germany, is 9.1h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Dortmund. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 5 in July leads to these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

What is the usual temperature for Dortmund in July?
In Dortmund, 23.5°C (74.3°F) is the average high-temperature and 13.9°C (57°F) is the average low-temperature during July.
What is the average humidity in July in Dortmund?
In July, the average relative humidity in Dortmund is 72%.
How many days does it rain in July in Dortmund?
In Dortmund, in July, it is raining for 20.1 days, with typically 60mm (2.36") of accumulated precipitation.
When it does not snow in Dortmund?
May through October are months without snowfall.
What is the average length of the day in July in Dortmund?
In Dortmund, the average day length in July is 16h and 6min.
What time are sunrise and sunset in July in Dortmund?
On the first day of July in Dortmund, sunrise is at 05:17 and sunset at 21:50. On the last day of the month, sunrise is at 05:53 and sunset at 21:19 CEST.
How many hours of sunshine does Dortmund have in July?
In Dortmund, the average sunshine duration in July is 9.1h.
What are the months with the highest UV index in Dortmund?
June through August, with an average maximum UV index of 5, are months with the highest UV index in Dortmund.
What is the UV index intensity in July in Dortmund?
In July, the average daily maximum UV index in Dortmund is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 July
Dortmund, Germany
  • Average high temperature in July: 23.5°C

The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in July: 13.9°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).

Average pressure in July
Dortmund, Germany
  • Average pressure in July: 1015.5mbar

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).

Average wind speed in July
Dortmund, Germany
  • Average wind speed in July: 10.7km/h

The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).

Average humidity in July
Dortmund, Germany
  • Average humidity in July: 72%

The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (70%).

Average rainfall in July
Dortmund, Germany
  • Average rainfall in July: 60mm

The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (31mm).

Average rainfall days in July
Dortmund, Germany
  • Average rainfall days in July: 20.1 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is February (14.3 days).

Average snowfall in July
Dortmund, Germany
  • Average snowfall in July: 0mm

The month with the highest snowfall is January (71mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in July
Dortmund, Germany
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Dortmund, Germany
  • Average daylight in July: 16h and 1min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in July: 9h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in July
Dortmund, Germany
  • Average sunshine days in July: 8.6 days

The month with the most sunshine days is October (12.8 days).
The month with the least sunshine days is December (7.7 days).

Average UV index in July
Dortmund, Germany
  • Average UV index in July: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Dortmund, Germany
  • Average cloud cover in July: 43

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in July
Dortmund, Germany
  • Average visibility in July: 9km

The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).

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