Cologne weather in April
April in Cologne: cool, a little rain, with clean air — a great time to visit.
#6 of 12 months in Cologne · #305 of 604 destinations to visit in April · comfort 79/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Cologne climate normals — April
| Daytime high | 14°C / 57°F | 🙂 cool |
|---|---|---|
| Nighttime low | 5°C / 40°F | |
| Feels like (high) | 11°C / 52°F | |
| Rainfall | 51 mm / 2 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 4°C / 39°F | |
| Sunshine | 9.6 h/day | |
| Daylight | 13.9 h | |
| Wind | 17 km/h / 11 mph | |
| Snowfall | 2 cm / 0.8 in | |
| Air quality (US AQI) | 43 | 🍃 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 April — FAQ
- Is April a good time to visit Cologne?
- April in Cologne: cool, a little rain, with clean air — a great time to visit. It ranks #6 of 12 months for Cologne on SeasonMap's comfort score (79/100).
- What is the weather like in Cologne in April?
- In April, Cologne averages a daily high of 14°C and a low of 4.7°C, with about 50.7 mm of rain over roughly 10.2 rainy days.
- What is the air quality in Cologne in April?
- Cologne has a mean US Air Quality Index of about 43 in April.
- Does it snow in Cologne in April?
- Cologne sees roughly 2 cm of snowfall in April.