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Hourly Forecast
Daylight Hours
07:41
Sunrise
19:43
Sunset
Moon
Waxing Gibbous
17:33
Moonrise
01:03
Moonset
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View stargazing scoreWeather in Lillers today, September 20, 2026
Cloud cover dominates in Lillers on September 20, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells.
Expect highs of 19°C and cooler readings close to 12°C. Relative humidity sits between 60% and 80%, reaching its peak around 23:00. A lighter breeze peaks around 17:00 near 4.1 km/h.
Through the afternoon cloud remains the main feature, with cover near 99% around 22:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 38.3 km, briefly nearer 33.6 km. Expect sunrise at 07:41, sunset at 19:43, and 12 hours 1 minutes of sunlight today overall.
The practical takeaway for Lillers on September 20, 2026 is a cloudy day that stays usable, just not particularly bright, around 19°C.
Frequently asked questions about weather in Lillers
How warm does it get in Lillers?
The warmest month in Lillers is August, with average high temperatures of 23°C. The average temperature during this period is around 18°C.
How cold does it get in Lillers?
The coldest month in Lillers is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Lillers?
The wettest month in Lillers is January, with an average of 79mm of precipitation.
What is the driest time of year in Lillers?
The driest month in Lillers is July, with an average of 49mm of precipitation.
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