14-day forecast — Luxembourg City
Updated every hour
Tue · Today · 15 Sep
Sunny
27°
17°
8%
Wed · Tomorrow · 16 Sep
Sunny
19°
12°
0.4 mm
Thursday · 17 Sep
Cloudy
17°
10°
13%
Friday · 18 Sep
Sunny
18°
11°
7%
Saturday · 19 Sep
Cloudy
18°
11°
18%
Sunday · 20 Sep
Cloudy
19°
12°
20%
Monday · 21 Sep
Sunny
18°
9°
9%
Tuesday · 22 Sep
Sunny
17°
9°
13%
Wednesday · 23 Sep
Fog
19°
12°
16%
Thursday · 24 Sep
Sunny
16°
7°
8%
Friday · 25 Sep
Sunny
14°
6°
8%
Saturday · 26 Sep
Sunny
16°
6°
4%
Sunday · 27 Sep
Sunny
15°
6°
7%
Monday · 28 Sep
Cloudy
13°
6°
1.4 mm
About Luxembourg City
A UNESCO-listed old town perched over deep gorges — Europe’s most underrated city break.
CountryLuxembourg
RegionLuxembourg
ContinentEurope
Time zoneEurope/Luxembourg (+02:00)
Latitude49.6116°
Longitude6.1319°
Air qualityGood (EAQI 20)
Climate in Luxembourg City in May
Averages over 8 years · best time to visitBest time to visit Luxembourg City: June–September. With acceptable weather, May is a possible month to visit.
| April | May | June | |
|---|---|---|---|
| Average temperature | ▲ 9°C | 13°C | ▲ 18°C |
| Highest temperature | ▲ 14°C | 18°C | ▲ 22°C |
| Lowest temperature | ▲ 4°C | 8°C | ▲ 13°C |
| Rainfall | ▲ 59 mm | 74 mm | ▼ 63 mm |
| Days with rain | → 11 d | 11 d | ▼ 10 d |
| Humidity | ▼ 76% | 72% | ▼ 71% |
| Sunshine hours per day | ▲ 9,7 h | 11,2 h | ▲ 12,0 h |
| Cloud cover | ▼ 30% | 27% | ▼ 26% |
| UV index (midday) | ▲ 7 | 9 | ▲ 10 |
| Day length | 13:46 | 15:23 | 16:13 |
| Our rating | Acceptable | Acceptable | Good |
Temperature day by day in May mean + moving average
Rainfall day by day in May mm
UV index day by day in May midday value, clear-sky
Climate averages calculated from the ERA5 archive (8 years; sea temperature from marine reanalysis). UV estimated from solar elevation.
Other destinations in Europe
Data source
Global weather models — international forecasts
The weather for Luxembourg City is based on global weather models (ECMWF, GFS) and national meteorological institutes around the world. Forecasts update every hour; current measurements every 15 minutes. For destinations with a larger time difference from the UK, local time is shown above.