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Heffingen Weather in September
September in Heffingen brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 10°C (50°F). Rainfall is on the higher side this month, averaging around 66 mm (2.6 in), so keep a rain jacket handy.
Rainfall in Heffingen in September
Analyzing past climate data, one can expect approximately 14 days of rain, averaging 66 mm (2.6 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Heffingen in September
September is one of the better months to visit Heffingen. Expect 20°C (68°F) during the day and 10°C (50°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Heffingen in September
The month experiences a moderate amount of sunlight, with 172 hours of sunshine. This provides a nice balance between sunshine and clouds.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Heffingen Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
20°C (68°F)
Chance of Rain
45%
Precipitation
66 mm (2.6 in)
Rainy days
14 days
Humidity
76% *
Sunshine
172 hours *
Percentage Sunshine
42% *
* Data from: Luxembourg, Luxembourg (17 KM, 10 Miles).
Heffingen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Heffingen - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Heffingen typically drop from around 20°C (68°F) at the start of September to approximately 17°C (63°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°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 Heffingen in September
Browse day-by-day weather records for Heffingen spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Heffingen historical weather extremes in September
Our historical data for Heffingen spans 1976 to 2026, revealing these weather extremes.
- The warmest day in September was on September 15, 2020, with a maximum of 33°C (91°F).
- The lowest daytime temperature in September was 9°C (48°F), recorded on September 21, 1977.
- The coldest night in September in Heffingen was on September 20, 1978, with a minimum of 2°C (36°F).
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 Heffingen 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Heffingen in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming6/10 -
Cycling10/10 -
Walking10/10 -
Barbeque7/10 -
Camping4/10 -
Outdoor sports10/10
Heffingen 3-Day Forecast
More climate data for Heffingen
Temperature Rainfall Sunshine Humidity
See the full Heffingen 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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