Cologne weather in July
July in Cologne: nice, rainy, with clean air — one of the best months to visit.
#2 of 12 months in Cologne · #41 of 604 destinations to visit in July · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Cologne climate normals — July
| Daytime high | 23°C / 74°F | 😎 nice |
|---|---|---|
| Nighttime low | 15°C / 58°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 97 mm / 3.8 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 64% | 💧 humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 16 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 49 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Cologne?
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Cologne in July — FAQ
- Is July a good time to visit Cologne?
- July in Cologne: nice, rainy, with clean air — one of the best months to visit. It ranks #2 of 12 months for Cologne on SeasonMap's comfort score (92/100).
- What is the weather like in Cologne in July?
- In July, Cologne averages a daily high of 23.4°C and a low of 14.7°C, with about 97 mm of rain over roughly 11.4 rainy days.
- What is the air quality in Cologne in July?
- Cologne has a mean US Air Quality Index of about 49 in July.