Weather in Lille for September 2027
In general, the average temperature in Lille at the beginning of September is 24.8 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.4 °C by the end of September.
Lille experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 57.3 mm.
Is September a good time to visit Lille? check out the best time to travel to Lille page.
✨ Is September a good time to visit Lille? – Ask the AI Weatherman
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Lille Weather September
Temperatures trend during September in Lille
September weather in Lille day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 25° /15° | 7.8 mm | 5.9 | |
| 2 Sept. |  Patchy rain possible | 24° /14° | 1.9 mm | 5 | |
| 3 Sept. |  Overcast | 24° /15° | 0.8 mm | 5 | |
| 4 Sept. | Overcast | 24° /15° | 0.4 mm | 5 | |
| 5 Sept. | Patchy rain possible | 24° /15° | 1 mm | 5.5 | |
| 6 Sept. | Patchy rain possible | 26° /15° | 2.3 mm | 5.4 | |
| 7 Sept. | Patchy rain possible | 28° /15° | 1.9 mm | 5.3 | |
| 8 Sept. | Patchy rain possible | 24° /16° | 1.7 mm | 5 | |
| 9 Sept. | Patchy rain possible | 22° /15° | 1.2 mm | 5 | |
| 10 Sept. | Patchy rain possible | 23° /14° | 1 mm | 5 | |
| 11 Sept. | Patchy rain possible | 21° /14° | 2 mm | 5 | |
| 12 Sept. | Light rain shower | 22° /12° | 0.7 mm | 4.9 | |
| 13 Sept. | Light rain | 20° /13° | 3.3 mm | 4 | |
| 14 Sept. | Light rain | 21° /13° | 5.2 mm | 4 | |
| 15 Sept. |  Partly cloudy | 22° /13° | 0.2 mm | 4.6 | |
| 16 Sept. | Patchy rain possible | 20° /13° | 1.2 mm | 4.5 | |
| 17 Sept. | Patchy rain possible | 21° /13° | 0.5 mm | 4 | |
| 18 Sept. | Overcast | 22° /13° | 0.8 mm | 4.4 | |
| 19 Sept. | Overcast | 23° /13° | 0 mm | 4.3 | |
| 20 Sept. | Patchy rain possible | 21° /14° | 1.9 mm | 4 | |
| 21 Sept. | Light rain | 20° /12° | 3.3 mm | 4 | |
| 22 Sept. | Patchy rain possible | 20° /11° | 1.9 mm | 4 | |
| 23 Sept. | Patchy rain possible | 19° /11° | 2 mm | 3.9 | |
| 24 Sept. | Patchy rain possible | 19° /12° | 1.5 mm | 3.9 | |
| 25 Sept. | Light rain | 19° /11° | 2.6 mm | 3.8 | |
| 26 Sept. | Light rain | 19° /13° | 3.7 mm | 3.7 | |
| 27 Sept. | Light rain | 19° /11° | 3.1 mm | 3.6 | |
| 28 Sept. | Overcast | 17° /11° | 0.8 mm | 3.5 | |
| 29 Sept. | Patchy rain possible | 19° /10° | 1 mm | 3.4 | |
| 30 Sept. | Patchy rain possible | 18° /11° | 1.8 mm | 3.4 | |
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Lille weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 25°/15° | 21°/13° | 17°/10° |
| Rainfall | 48 mm | 57 mm | 78 mm |
| Wind | 19.3 km/h | 18.8 km/h | 21 km/h |
| Humidity | 62% | 67% | 74% |
| Rainy days | 10 days | 10 days | 13 days |
| Dry days | 21 days | 20 days | 18 days |
Planning a trip to Lille? Discover the best time to visit
Lille in September - FAQ
What are the expected maximum and minimum temperatures in Lille during September?
How much rainfall should be expected in Lille during September?
What are the typical wind conditions in Lille during September?
September rainfall patterns in Lille
UV exposure in Lille during September
What to pack to Lille in September?
Mild & changeable · highs around 21 °C, frequent showers
As you prepare for your trip to Lille in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Lille, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is Lille?Get accurate weather forecasts for Lille, located at latitude 50.633 and longitude 3.059. Stay updated with localized weather information tailored for Lille.