Luxembourg Weather in September
Luxembourg · 30-year monthly averages
🌟 Great time to visit
September in Luxembourg is pleasantly warm, with average daytime highs around 19°C (66°F) and nighttime lows near 10°C (51°F). Expect roughly 67mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
Avg high
19°C
66°F
Avg low
10°C
51°F
Rainfall
67mm
moderate
Rainy days
9
days with ≥1mm
☀️ About 175 hours of sunshine over the month (~6h/day).
🎒 What to pack
- light layers
- comfortable walking shoes
September vs the rest of the year
FAQ
- How hot is Luxembourg in September?
- September in Luxembourg is pleasantly warm, with average daytime highs around 19°C (66°F) and nighttime lows near 10°C (51°F). Expect roughly 67mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
- Does it rain a lot in Luxembourg in September?
- Luxembourg sees around 67mm of precipitation in September on average — moderate by global standards.
- Is September a good time to visit Luxembourg?
- September is one of the best months to visit Luxembourg — comfortable temperatures and manageable rainfall.