Cologne Weather by Month
Twelve months of Cologne, Germany weather — averages from 2006–2025.
Cologne's warmest month is July (average high 23.9°C (75°F)) and the coolest is January (5.5°C (41.9°F)). The most rain falls in December (about 93 mm), and April is the driest (about 51 mm). July is the sunniest, with about 11.4 hours of sunshine a day.
Best months to visit Cologne
Ranked within Cologne's own year by temperature comfort, rainy days and sunshine — historical averages, not a forecast.
Cologne month by month
January
FairHigh 5.5°C (41.9°F)
Low 0.8°C (33.4°F)
- Rainfall
- 88 mm (3.5 in)
- Rainy days
- 15 rainy days
- Sunshine
- 3.7 h sunshine / day
February
FairHigh 7.2°C (45°F)
Low 1.2°C (34.2°F)
- Rainfall
- 68 mm (2.7 in)
- Rainy days
- 13 rainy days
- Sunshine
- 5.2 h sunshine / day
March
FairHigh 10.6°C (51.1°F)
Low 2.6°C (36.7°F)
- Rainfall
- 70 mm (2.7 in)
- Rainy days
- 13 rainy days
- Sunshine
- 7.4 h sunshine / day
April
GoodHigh 14.9°C (58.8°F)
Low 5.5°C (41.9°F)
- Rainfall
- 51 mm (2 in)
- Rainy days
- 10 rainy days
- Sunshine
- 9.9 h sunshine / day
May
GoodHigh 18.6°C (65.5°F)
Low 9.5°C (49.1°F)
- Rainfall
- 73 mm (2.9 in)
- Rainy days
- 12 rainy days
- Sunshine
- 10.8 h sunshine / day
June
GoodHigh 22.2°C (72°F)
Low 13.3°C (55.9°F)
- Rainfall
- 76 mm (3 in)
- Rainy days
- 12 rainy days
- Sunshine
- 11.3 h sunshine / day
July
GoodHigh 23.9°C (75°F)
Low 15°C (59°F)
- Rainfall
- 91 mm (3.6 in)
- Rainy days
- 13 rainy days
- Sunshine
- 11.4 h sunshine / day
August
GoodHigh 23.4°C (74.1°F)
Low 14.8°C (58.6°F)
- Rainfall
- 82 mm (3.2 in)
- Rainy days
- 12 rainy days
- Sunshine
- 10.4 h sunshine / day
September
GreatHigh 20°C (68°F)
Low 11.9°C (53.4°F)
- Rainfall
- 70 mm (2.8 in)
- Rainy days
- 10 rainy days
- Sunshine
- 8.7 h sunshine / day
October
GoodHigh 15.3°C (59.5°F)
Low 8.8°C (47.8°F)
- Rainfall
- 73 mm (2.9 in)
- Rainy days
- 13 rainy days
- Sunshine
- 6 h sunshine / day
November
FairHigh 9.9°C (49.8°F)
Low 4.9°C (40.8°F)
- Rainfall
- 82 mm (3.2 in)
- Rainy days
- 14 rainy days
- Sunshine
- 4.3 h sunshine / day
December
PoorHigh 6.7°C (44.1°F)
Low 2.2°C (36°F)
- Rainfall
- 93 mm (3.6 in)
- Rainy days
- 16 rainy days
- Sunshine
- 3.2 h sunshine / day
Cologne Climate & Weather Guide
Temperature, rainfall and sunshine through the year — 2006–2025 averages.
23.9°C (75°F)
Hottest month avg high
5.5°C (41.9°F)
Coolest month avg high
93mm
Wettest month avg
51mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | 5.5°C (41.9°F) | 0.8°C (33.4°F) | 87.7mm | 15 | 3.7h |
| Feb | 7.2°C (45°F) | 1.2°C (34.2°F) | 67.5mm | 13 | 5.2h |
| Mar | 10.6°C (51.1°F) | 2.6°C (36.7°F) | 69.8mm | 13 | 7.4h |
| Apr | 14.9°C (58.8°F) | 5.5°C (41.9°F) | 50.7mm | 10 | 9.9h |
| May | 18.6°C (65.5°F) | 9.5°C (49.1°F) | 72.7mm | 12 | 10.8h |
| Jun | 22.2°C (72°F) | 13.3°C (55.9°F) | 76.1mm | 12 | 11.3h |
What to Pack
Suggested packing for Cologne's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Rain Protection
A compact umbrella and a light rain jacket for the wettest months.
Warm Layers
A warm jacket or fleece for chilly mornings and evenings.
More Germany cities by month
Related articles
Places to Visit in December: 12 Trips Sorted by What You Want
Places to visit in December, sorted by goal: Key West at 75.0°F (23.9°C) for a warm escape, Prague at 40.1°F (4.5°C) for markets, and Melbourne at 75.2°F (24.0°C) for southern summer.
Best Places to Visit in August: Dry, Mild and Not Overcrowded
Porto, Marseille, Berlin and Seattle average between 75.7 and 82.4°F in August with 3 to 10 rainy days. We compared 20 years of data to pick ten places and flag the monsoon, typhoon and desert-heat cities to skip.
Best Time to Visit Germany: Weather in Berlin, Munich and Hamburg
The best time to visit Germany is June or September: Berlin averages 73.6F (23.1C) with 12.4 hours of sun in June, while Munich gets 16 rainy days in May. Numbers cover Berlin, Munich and Hamburg.
Planning a trip to Cologne?
Get a day-by-day weather plan for your exact travel dates.
Use our Trip PlannerBased on 20 years of historical weather data (2006–2025) from Open-Meteo. Monthly averages, not a forecast.