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Wilwerwiltz Weather in September
September in Wilwerwiltz averages 19°C (66°F) during the day and 9°C (48°F) at night. Quite a bit of rainfall is typical this month, with around 75 mm (3 in) on average. An umbrella is a good idea.
Rainfall in Wilwerwiltz in September
Climate statistics over the past 30 years suggest around 15 days of rain, with 75 mm (3 in) average for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Wilwerwiltz in September
Expect highs of 19°C (66°F) in Wilwerwiltz in September, with nights dropping to around 9°C (48°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Wilwerwiltz in September
The area enjoys a balanced 172 hours of sunlight, ensuring it's neither too overcast nor too sunny.Should you favor a climate that's both dry and comfortably warm, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Wilwerwiltz Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
19°C (66°F)
Chance of Rain
51%
Precipitation
75 mm (3 in)
Rainy days
15 days
Humidity
76% *
Sunshine
172 hours *
Percentage Sunshine
42% *
* Data from: Luxembourg, Luxembourg (44 KM, 27 Miles).
Wilwerwiltz Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Wilwerwiltz - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Wilwerwiltz typically drop from around 20°C (68°F) at the start of September to approximately 16°C (61°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 11°C (52°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Wilwerwiltz in September
Browse day-by-day weather records for Wilwerwiltz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Wilwerwiltz historical weather extremes in September
Our historical data for Wilwerwiltz spans 1976 to 2026, revealing these weather extremes.
- The warmest day in September was on September 15, 2020, with a maximum of 32°C (90°F).
- The coldest September day was on September 25, 2025, with a maximum of 9°C (48°F).
- Nighttime temperatures dropped to 0°C (32°F) on September 6, 1993, marking the coldest September night on record.
Best Places in Luxembourg in September
Find out more about the weather in Luxembourg and which places have the best travel conditions in this month. See all of Luxembourg in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Wilwerwiltz in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Wilwerwiltz in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping4/10 -
Outdoor sports9/10
Wilwerwiltz 3-Day Forecast
More climate data for Wilwerwiltz
Temperature Rainfall Sunshine Humidity
See the full Wilwerwiltz climate overview or explore weather in Luxembourg.
Popular in September
Where to go in September - average daytime high across popular destinations.
Mondorf-les-Bains
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