July 21, 2026 · Argenteuil, France
Argenteuil has 15h 35m of daylight today. Sunrise is at 06:10 and sunset is at 21:46. All times are calculated astronomically for Argenteuil's exact coordinates.
Argenteuil lies at 49°N. At this latitude, day length varies significantly through the year — from roughly 7–8 hours in midwinter to 16–17 hours at midsummer.
Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Argenteuil, or see daylight hours for every day of the year.
The longest day in Argenteuil is around 16h 12m (around June 21). The shortest is around 8h 14m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 41m | 08:40 | 17:21 |
| February | 10h 10m | 08:01 | 18:11 |
| March | 11h 50m | 07:06 | 18:56 |
| April | 13h 41m | 07:01 | 20:42 |
| May | 15h 16m | 06:10 | 21:26 |
| June | 16h 10m | 05:47 | 21:57 |
| July | 15h 48m | 06:04 | 21:52 |
| August | 14h 25m | 06:44 | 21:09 |
| September | 12h 39m | 07:28 | 20:07 |
| October | 10h 52m | 08:12 | 19:03 |
| November | 9h 11m | 08:01 | 17:12 |
| December | 8h 16m | 08:39 | 16:55 |