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📊 Monthly Climate Overview
| Month | Max °C | Min °C | Rain mm | Rain Days | Sun h | Wind km/h | Sea °C |
|---|---|---|---|---|---|---|---|
| Jan | 6.1°C | 1.4°C | 88.3 mm | 17 | 3.7 h | 20.7 km/h | – |
| Feb | 8.2°C | 1.6°C | 67.1 mm | 13 | 5.7 h | 21.9 km/h | – |
| Mar | 11.1°C | 2.8°C | 70.6 mm | 13 | 7.4 h | 19.8 km/h | – |
| Apr | 14.7°C | 5.1°C | 51.4 mm | 11 | 9.7 h | 17.3 km/h | – |
| May | 18.6°C | 9.2°C | 63.1 mm | 12 | 11.0 h | 17.3 km/h | – |
| Jun | 23.1°C | 13.9°C | 70.9 mm | 11 | 11.4 h | 16.2 km/h | – |
| Jul | 24.3°C | 15.2°C | 96 mm | 13 | 11.3 h | 16.9 km/h | – |
| Aug | 24.1°C | 15.2°C | 77.2 mm | 13 | 10.5 h | 16.2 km/h | – |
| Sep | 20.7°C | 12.1°C | 68.4 mm | 10 | 9.1 h | 15.5 km/h | – |
| Oct | 15.8°C | 9.1°C | 66.8 mm | 13 | 6.0 h | 18 km/h | – |
| Nov | 10.2°C | 5°C | 80.8 mm | 15 | 4.6 h | 18.6 km/h | – |
| Dec | 7.4°C | 2.9°C | 90.1 mm | 18 | 3.1 h | 20 km/h | – |
📖Climate & Best Time to Visit Cologne
Cologne (Germany) has a Mediterranean / mild temperate climate with an annual average of around 12 °C. Daytime highs average 15 °C, while nights cool to about 8 °C. The destination sees roughly 891 mm of rainfall per year and 7.8 hours of sunshine per day on average.
Spring and autumn are ideal for a city break: June is the sunniest month with 11.4 hours of sun per day, and mild temperatures make exploring on foot comfortable. Peak summer (July, up to 24.3 °C) can get exhausting, while in January nights drop to 1.4 °C.
Rainfall varies through the year: peaks in December (18 rainy days), driest month is September (10).
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Frequently asked questions about Cologne
When is the best time to visit Cologne?
The best time to visit Cologne: March to November – best in September (avg. 16.4 °C, 10 rainy days). Based on the monthly values for 2014 to 2023.
What are the temperatures in Cologne?
The warmest month is July with an average of 19.8 °C and daytime highs around 24.3 °C. The coldest month is January with an average of 3.8 °C and night-time lows around 1.4 °C.
How many rainy days does Cologne have?
December has the most rainy days with 18 rainy days. The driest month is September with 10 rainy days.