Weather in Lille in september
Climate normals based on 10 years of historical data for Lille, Frankrike.
Average high
21°C
Average low
13°C
Rainfall
63 mm
10 rainy days
Sunshine
3.5h/day
Luftfuktighet
70%
How Hot Is Lille in september?
Lille starts to ease back from summer's peak — afternoon highs of 21°C and overnight lows of 13°C in September. September is the steepest cool-down of the year — 3°C off August's peaks.
Sunshine Hours in september
September delivers about 3.5h of sun in Lille — a mix of sunny stretches and cloudy ones.
Does It Rain In Lille In september?
Rain interrupts most days in Lille: 63mm in 10 days.
Is Lille Humid In september?
Expect a humid September in Lille: 70% on average, with little overnight relief.
Wind In Lille In september
September brings gentle winds to Lille — averaging 18 kph.
Cloud Cover In Lille In september
Lille's September runs cloudy: typical cloud cover of 62%.
Cities With Similar Weather In september
Weather in Lille, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 7°C / 2°C | 74mm | Details → |
| Vädret i februari | 9°C / 3°C | 61mm | Details → |
| Vädret i mars | 11°C / 4°C | 70mm | Details → |
| Vädret i april | 14°C / 6°C | 47mm | Details → |
| Vädret i maj | 18°C / 9°C | 68mm | Details → |
| Vädret i juni | 22°C / 13°C | 67mm | Details → |
| Vädret i juli | 23°C / 14°C | 57mm | Details → |
| Vädret i augusti | 24°C / 15°C | 69mm | Details → |
| Vädret i september | 21°C / 13°C | 63mm | |
| Vädret i oktober | 16°C / 10°C | 72mm | Details → |
| Vädret i november | 11°C / 6°C | 78mm | Details → |
| Vädret i december | 8°C / 4°C | 74mm | Details → |