When to go
Köln in September
In September, Köln averages daytime highs of 20°C and night-time lows of 10°C, with about 57 mm of rain over the month. That makes September the 4th warmest and the 11th wettest month of the year here. It is one of the most comfortable months to visit.
- Average high
- 20°C
- Average low
- 10°C
- Rainfall
- 57 mm
- Humidity
- 74%
Climate
Köln weather through the year
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 4 | 6 | 10 | 15 | 19 | 22 | 25 | 24 | 20 | 15 | 9 | 5 |
| Low °C | -1 | -1 | 1 | 4 | 8 | 12 | 14 | 14 | 10 | 6 | 3 | 0 |
| Rain mm | 74 | 62 | 59 | 44 | 64 | 68 | 75 | 79 | 57 | 61 | 70 | 77 |
Where to stay
Popular hotels in Köln
Ibis budget Koeln Messe
★★Hotels2.8 km from centre
7.4
Good
Privates BnB Koeln Zuendorf
★★★Bed and breakfasts10 km from centre
9.5
Exceptional
Premier Inn Koeln City Centre
★★★Hotels1.4 km from centre
8.4
Very good
Best Western Plus Hotel Koeln City
★★★★Hotels1.9 km from centre
8.2
Very good
Premier Inn Koeln City Centre
★★★Hotels1.4 km from centre
8.2
Very good
Das Wiesenhaus Koeln
★★★Apartments5.1 km from centre
8.0
Very good
FAQ
Köln in September: questions
Is September a good time to visit Köln?
Yes — September is one of the most comfortable months in Köln. Expect highs around 20°C and 57 mm of rain (NASA climate averages, 2001–2020).
How hot is Köln in September?
The average daytime high in Köln in September is 20°C and the average low is 10°C.
Does it rain in Köln in September?
Köln gets about 57 mm of rain in September on average, making it the 11th wettest month. Average humidity is 74%.
How much are hotels in Köln in September?
Prices depend on dates and availability. Search Köln for September on book.maqami.co to see live prices; signed-in members save up to 10% versus the guest price.
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