Climate averages 1991–2020
Luxembourg weather
in April.
A cool, moderately wet month: the 7th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Luxembourg: daytime highs average 13.7°C and nights cool to about 4.4°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 52 mm of rain on roughly 11 days, which makes April a moderately wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 43 min on an average April day.
The nearest other city in this atlas is Trier (40 km away). In April its highs average 14.3°C, 0.6°C warmer than Luxembourg, with 57 mm of rain.
From April to May, average highs rise by 3.7°C to 17.4°C, and monthly rainfall rises from 52 mm to 66 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Luxembourg climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.5°C-0.4°C | -0.4°C | 68 | 12.0 | 8.79 h |
| February | 5.8°C-0.5°C | -0.5°C | 58 | 10.6 | 10.110 h |
| March | 9.7°C1.6°C | 1.6°C | 60 | 11.5 | 11.912 h |
| April, selected | 13.7°C4.4°C | 4.4°C | 52 | 10.6 | 13.714 h |
| May | 17.4°C8.5°C | 8.5°C | 66 | 12.4 | 15.315 h |
| June | 20.6°C11.6°C | 11.6°C | 62 | 10.5 | 16.216 h |
| July | 22.7°C13.8°C | 13.8°C | 58 | 10.8 | 15.816 h |
| August | 22.7°C13.7°C | 13.7°C | 62 | 10.3 | 14.414 h |
| September | 18.6°C10.5°C | 10.5°C | 60 | 9.4 | 12.713 h |
| October | 13.9°C7.3°C | 7.3°C | 67 | 11.3 | 10.811 h |
| November | 8.4°C3.4°C | 3.4°C | 68 | 12.7 | 9.19 h |
| December | 5.1°C0.6°C | 0.6°C | 84 | 13.8 | 8.28 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Trier in AprilGermany · 40 kmHigh 14.3°C · Low 4.8°C · 57 mm rain
- Metz in AprilFrance · 55 kmHigh 14.4°C · Low 5.2°C · 55 mm rain
- Saarbrücken in AprilGermany · 76 kmHigh 14.4°C · Low 5.4°C · 54 mm rain
- Nancy in AprilFrance · 103 kmHigh 14.5°C · Low 5.2°C · 59 mm rain
- Kaiserslautern in AprilGermany · 120 kmHigh 14.6°C · Low 5.7°C · 54 mm rain
- Liège in AprilBelgium · 121 kmHigh 14.2°C · Low 5.5°C · 52 mm rain
- Aachen in AprilGermany · 130 kmHigh 13.5°C · Low 4.9°C · 55 mm rain
- Namur in AprilBelgium · 131 kmHigh 14.2°C · Low 5.3°C · 53 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Luxembourg) is explained once on the Luxembourg year overview and on the Sources, method and limits page.