2026 Climate Averages

Weather in Cologne in September

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

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Climate Overview

September is an excellent time to visit Cologne. Cologne has a Moderate climate with average yearly highs of 22°C, lows of 12°C, and approximately 8 rainy days per month.

Avg High

22°C

Avg Low

12°C

Rainy days

8days

Daylight

12.7h

Is September a good time to visit Cologne?

The weather is near-perfect with ideal temperatures and minimal rain.

Daylight

Sunrise

7:08 AM

Sunset

7:49 PM

Weather by Month
Monthly weather data
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

What to Pack for September

Layers, a light jacket, comfortable walking shoes, and an umbrella.

Climate: Moderate
Travel Context Perfect weather for walking tours and all-day sightseeing.

Planning a trip to Cologne?

Common Questions

Is September a good time to visit Cologne? +

September is typically Excellent for visiting Cologne, with average highs of 22°C and around 8 rainy days.

What should I pack for Cologne in September? +

With highs of 22°C and lows of 12°C in {month}, we recommend: Layers, a light jacket, comfortable walking shoes, and an umbrella.

Does it rain a lot in Cologne in September? +

Cologne typically sees around 8 rainy days in September.

How many hours of daylight are there in Cologne in September? +

In September, Cologne gets approximately 12.7 hours of daylight per day.

Is September peak season in Cologne? +

Yes, September is peak season in Cologne. Expect higher prices and more crowds, but also the best weather.

What is the best month to visit Cologne? +

The best months to visit Cologne are May, June, July, August, September, when the weather is optimal for sightseeing.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Europe/Berlin)

Last Updated: January 2026

More Cologne Guides

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Overview

Complete travel guide for Cologne: top things to do, itineraries, and typical costs.

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September

22° / 12°
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