August weather forecast
Cologne, Germany

In August, summer slowly starts to lose its hold in Cologne. The highest average temperature slightly dips to 24°C (75.2°F), marking a subtle transition into the more comfortable climes of fall. However, the sun continues to shower its warm rays for 5.8 hours daily, and the 12.6°C (54.7°F) nighttime temperatures add to the charm of al fresco dining and evening walks. Although rainfall remains at 75mm (2.95"), it does not deter city residents and visitors from relishing the slowly diminishing summer. By September, the city prepares to welcome autumn.

Temperature

The weather during August records an average high-temperature of a still moderately hot 24°C (75.2°F), closely mirroring the preceding month. Cologne cools down to an average low-temperature of 12.6°C (54.7°F) throughout the month of August.

Rainfall

In Cologne, in August, it is raining for 15 days, with typically 75mm (2.95") of accumulated precipitation. Throughout the year, in Cologne, there are 192 rainfall days, and 839mm (33.03") of precipitation is accumulated.

Daylight

The average length of the day in August in Cologne, Germany, is 14h and 30min.
On the first day of the month, sunrise is at 05:59 and sunset at 21:17. On the last day of August, sunrise is at 06:45 and sunset at 20:19 CEST.

Sunshine

In Cologne, Germany, the average sunshine in August is 5.8h.

UV index

The average daily maximum UV index in August in Cologne is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.