Heffingen Weather in May
May in Heffingen brings pleasant temperatures around 19°C (66°F) during the day, dropping to 8°C (46°F) at night, with quite a bit of rainfall expected, averaging around 69 mm (2.7 in) for the month.
Rainfall in Heffingen in May
Historically, the month has about 16 days of rain, averaging 69 mm (2.7 in) in total. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.
Temperature in Heffingen in May
Temperatures in Heffingen in May top out at 19°C (66°F) and drop to 8°C (46°F) overnight. The difference between afternoon and evening temperatures is usually noticeable. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Heffingen in May
There are approximately 225 hours of sunshine this month, resulting in mostly clear days.If you prefer enjoying temperate temperatures and rain-free days, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Heffingen's climate page.
Heffingen Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
19°C (66°F)
Chance of Rain
55%
Precipitation
69 mm (2.7 in)
Rainy days
16 days
Humidity
68% *
Sunshine
225 hours *
Percentage Sunshine
44% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Heffingen typically rise from around 16°C (61°F) at the start of May to approximately 19°C (66°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°F).
Average temperatures in May
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 May
Historical weather for Heffingen in May
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 May
Our historical data for Heffingen spans 1976 to 2026, revealing these weather extremes.
- The hottest May day on record in Heffingen reached 32°C (90°F) (May 28, 2017).
- On May 4, 1987, Heffingen saw its coldest May day with temperatures maxing out at 5°C (41°F).
- The coldest night in May in Heffingen was on May 2, 1981, with a minimum of -2°C (28°F).
- The wettest May day on record brought 46 mm (1.8 in) of precipitation to Heffingen (May 19, 2003).
Best Places in Luxembourg in May
Find out more about the weather in Luxembourg and which places have the best travel conditions in this month. See all of Luxembourg in May →
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What to Wear in Heffingen in May
Comfortable temperatures call for an easy wardrobe in May. 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Heffingen in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Heffingen's climate page.
Temperature Rainfall Sunshine Humidity
See the full Heffingen climate overview or explore weather in Luxembourg.
