Cologne: Weather Guide & Climate
Complete month-by-month weather guide: Cologne. Best time to visit: May, June, July, August, September. Plan your trip with detailed climate data.
Climate Overview
Cologne has a moderate climate with average yearly highs of 16°C, lows of 8°C, and approximately 12 rainy days per month.
The best time to visit Cologne is during May, June, July, August, September, when conditions are perfect for sightseeing and exploration
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Air Quality
Best Time
May, Jun, Jul, Aug, Sep
Hottest
Coldest
Driest Month
Forecast for your trip dates
Up to 16 days ahead| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 8°C | 3°C | 10 | Good |
| February | 10°C | 4°C | 22 | Wet |
| March | 11°C | 3°C | 13 | Wet |
| April | 18°C | 6°C | 2 | Good |
| May | 19°C | 8°C | 7 | Excellent (best) |
| June | 23°C | 14°C | 12 | Excellent (best) |
| July | 23°C | 14°C | 10 | Excellent (best) |
| August | 27°C | 17°C | 9 | Excellent (best) |
| September | 22°C | 12°C | 8 | Excellent (best) |
| October | 14°C | 9°C | 20 | Wet |
| November | 12°C | 6°C | 6 | Good |
| December | 7°C | 3°C | 19 | Wet |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
Weather by Season
Winter
Dec–Feb
High: 8°C
Low: 3°C
Rainy days: 17 days/month
Spring
Mar–May
High: 16°C
Low: 6°C
Rainy days: 7 days/month
Summer
Jun–Aug
High: 24°C
Low: 15°C
Rainy days: 10 days/month
Autumn
Sep–Nov
High: 16°C
Low: 9°C
Rainy days: 11 days/month
Month-by-Month Weather Table
January
February
March
April
May
BestJune
BestJuly
BestAugust
BestSeptember
BestOctober
November
December
| Month | High | Low | Rainy days | Condition | View Details |
|---|---|---|---|---|---|
| January | 8°C | 3°C | 10 | Good | View Details → |
| February | 10°C | 4°C | 22 | Wet | View Details → |
| March | 11°C | 3°C | 13 | Wet | View Details → |
| April | 18°C | 6°C | 2 | Good | View Details → |
| May (best) | 19°C | 8°C | 7 | Excellent | View Details → |
| June (best) | 23°C | 14°C | 12 | Excellent | View Details → |
| July (best) | 23°C | 14°C | 10 | Excellent | View Details → |
| August (best) | 27°C | 17°C | 9 | Excellent | View Details → |
| September (best) | 22°C | 12°C | 8 | Excellent | View Details → |
| October | 14°C | 9°C | 20 | Wet | View Details → |
| November | 12°C | 6°C | 6 | Good | View Details → |
| December | 7°C | 3°C | 19 | Wet | View Details → |
Cologne
Gothic cathedral on the Rhine with beer gardens and carnival traditions. Discover Cologne Cathedral.
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Common Questions
What type of climate does Cologne have?
Cologne has a Moderate climate with average yearly temperatures of 16°C (highs) and 8°C (lows).
When is the best time to visit Cologne?
The best time to visit Cologne is during May, June, July, August, September, when temperatures average around 19°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Cologne?
The hottest month in Cologne is August with average highs of 27°C, while the coldest is January with average lows of 3°C.
When is the rainy season in Cologne?
Cologne sees the most rain in February (22 rainy days), while April is the driest month (2 rainy days).
More Cologne Guides
Best Time to Visit
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Things to Do
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Itineraries
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Overview
Complete travel guide for Cologne: top things to do, itineraries, and typical costs.