Weather in Luxembourg City in September
The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.
Climate Overview
September is an excellent time to visit Luxembourg City. Luxembourg City has a Moderate climate with average yearly highs of 21°C, lows of 11°C, and approximately 8 rainy days per month.
21°C
11°C
8days
12.7h
Is September a good time to visit Luxembourg City?
The weather is near-perfect with ideal temperatures and minimal rain.
Daylight
7:12 AM
7:51 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 6°C | 1°C | 13 | Wet |
| February | 8°C | 3°C | 21 | Wet |
| March | 10°C | 2°C | 12 | Good |
| April | 17°C | 6°C | 4 | Good |
| May | 18°C | 7°C | 7 | Excellent (best) |
| June | 20°C | 12°C | 12 | Excellent (best) |
| July | 23°C | 13°C | 4 | Excellent (best) |
| August | 26°C | 16°C | 10 | Excellent (best) |
| September | 21°C | 11°C | 8 | Excellent (best) |
| October | 12°C | 8°C | 20 | Wet |
| November | 10°C | 4°C | 6 | Good |
| December | 5°C | 2°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.
Planning a trip to Luxembourg City?
Common Questions
Is September a good time to visit Luxembourg City? +
September is typically Excellent for visiting Luxembourg City, with average highs of 21°C and around 8 rainy days.
What should I pack for Luxembourg City in September? +
With highs of 21°C and lows of 11°C in {month}, we recommend: Layers, a light jacket, comfortable walking shoes, and an umbrella.
Does it rain a lot in Luxembourg City in September? +
Luxembourg City typically sees around 8 rainy days in September.
How many hours of daylight are there in Luxembourg City in September? +
In September, Luxembourg City gets approximately 12.7 hours of daylight per day.
Is September peak season in Luxembourg City? +
Yes, September is peak season in Luxembourg City. Expect higher prices and more crowds, but also the best weather.
What is the best month to visit Luxembourg City? +
The best months to visit Luxembourg City are May, June, July, August, September, when the weather is optimal for sightseeing.
More Luxembourg City Guides
Best Time to Visit
Coming soon
Things to Do
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Itineraries
Coming soon
Overview
Complete travel guide for Luxembourg City: top things to do, itineraries, and typical costs.