Cologne Weather in August
August is one of the perfect months to visit Cologne, with daytime temperatures of 25°C (77°F) and lows of 14°C (57°F) at night. Do note that quite a bit of rainfall is typical, averaging around 84 mm (3.3 in).
Rainfall in Cologne in August
The climate data from previous years indicates about 15 days of rain, averaging 84 mm (3.3 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Cologne in August
Cologne has perfect weather in August, with days reaching 25°C (77°F) and nights cooling to 14°C (57°F). August is known for being in the summer season. This kind of day-to-night contrast is typical for this time of year. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Cologne in August
Expect sunny days throughout the month, with an estimated 198 hours of sunshine. This makes it a pleasant time to visit Cologne.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Cologne's climate page.
Cologne Temperature in August
Min Temperature
14°C (57°F)
Max Temperature
25°C (77°F)
Chance of Rain
49%
Precipitation
84 mm (3.3 in)
Rainy days
15 days
Sunshine
198 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cologne typically stay consistent throughout August, with daily highs averaging around 25°C (77°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in August
Historical weather for Cologne in August
Browse day-by-day weather records for Cologne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cologne historical weather extremes in August
According to our 49 years of weather records for Cologne, the following extremes were recorded between 1976 and 2025.
- On August 8, 2003, temperatures climbed to 39°C (102°F), marking the warmest August day on record.
- On August 31, 1986, Cologne saw its coldest August day with temperatures maxing out at 14°C (57°F).
- Cologne registered its coldest August night on August 29, 1993, with temperatures dropping to 2°C (36°F).
Best Places in Germany in August
Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in August →
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What to Wear in Cologne in August
Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Cologne in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Cologne's climate page.
See the full Cologne climate overview or explore weather in Germany.
