July 21, 2026 · Cergy-Pontoise, France
Sunset in Cergy-Pontoise today is at 21:47. Day length is 15h 36m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Cergy-Pontoise's coordinates and updated daily.
Cergy-Pontoise 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.
Sunset shifts later through spring and earlier through autumn — changing fastest near the equinoxes and slowest near the summer and winter solstices. See the year chart to visualise how sunset times shift month by month for Cergy-Pontoise.
The longest day in Cergy-Pontoise is around 16h 13m (around June 21). The shortest is around 8h 13m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:22 | 08:41 | 8h 40m |
| February | 18:12 | 08:02 | 10h 10m |
| March | 18:56 | 07:07 | 11h 50m |
| April | 20:43 | 07:02 | 13h 41m |
| May | 21:27 | 06:11 | 15h 17m |
| June | 21:58 | 05:48 | 16h 11m |
| July | 21:53 | 06:04 | 15h 49m |
| August | 21:10 | 06:44 | 14h 26m |
| September | 20:07 | 07:29 | 12h 39m |
| October | 19:04 | 08:12 | 10h 52m |
| November | 17:13 | 08:02 | 9h 11m |
| December | 16:55 | 08:40 | 8h 15m |