Climate averages 1991–2020
Lille 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 Lille: daytime highs average 14.3°C and nights cool to about 5.3°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 48 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 46 min on an average April day.
The nearest other city in this atlas is Roubaix (11 km away). In April its highs average 14.2°C, about as warm as Lille, with 47 mm of rain.
Among the 57 cities listed in France, Lille ranks joint 47th of 57 for the warmest April highs and joint 3rd of 57 for the driest April (rainfall, lowest first). The mean April high of those 57 cities is 15.4°C; Lille is 1.0°C cooler than that mean.
From April to May, average highs rise by 3.3°C to 17.6°C, and monthly rainfall rises from 48 mm to 62 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
Lille climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.6°C1.7°C | 1.7°C | 60 | 11.8 | 8.59 h |
| February | 7.7°C1.6°C | 1.6°C | 51 | 10.7 | 10.010 h |
| March | 10.8°C3.2°C | 3.2°C | 51 | 10.7 | 11.812 h |
| April, selected | 14.3°C5.3°C | 5.3°C | 48 | 10.8 | 13.814 h |
| May | 17.6°C8.8°C | 8.8°C | 62 | 11.9 | 15.515 h |
| June | 20.4°C11.8°C | 11.8°C | 60 | 10.4 | 16.416 h |
| July | 22.5°C14.1°C | 14.1°C | 61 | 11.0 | 16.016 h |
| August | 22.5°C14.1°C | 14.1°C | 70 | 11.0 | 14.515 h |
| September | 19.3°C11.6°C | 11.6°C | 53 | 9.9 | 12.713 h |
| October | 15.2°C8.7°C | 8.7°C | 60 | 11.2 | 10.811 h |
| November | 10.3°C5.1°C | 5.1°C | 61 | 12.2 | 9.09 h |
| December | 7.0°C2.4°C | 2.4°C | 70 | 12.5 | 8.18 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
- Roubaix in AprilFrance · 11 kmHigh 14.2°C · Low 5.3°C · 47 mm rain
- Kortrijk in AprilBelgium · 26 kmHigh 14.2°C · Low 5.6°C · 47 mm rain
- Brugge in AprilBelgium · 65 kmHigh 13.0°C · Low 6.3°C · 44 mm rain
- Dunkirk in AprilFrance · 65 kmHigh 13.5°C · Low 6.2°C · 48 mm rain
- Gent in AprilBelgium · 66 kmHigh 14.2°C · Low 5.7°C · 49 mm rain
- Mons in AprilBelgium · 66 kmHigh 14.2°C · Low 5.4°C · 49 mm rain
- Aalst in AprilBelgium · 77 kmHigh 14.4°C · Low 5.6°C · 48 mm rain
- La Louvière in AprilBelgium · 82 kmHigh 13.8°C · Low 4.9°C · 51 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 Lille) is explained once on the Lille year overview and on the Sources, method and limits page.