July 21, 2026 · Rennes, France
Rennes has 15h 29m of daylight today. Sunrise is at 06:29 and sunset is at 21:58. All times are calculated astronomically for Rennes's exact coordinates.
Rennes lies at 48°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 Rennes, or see daylight hours for every day of the year.
The longest day in Rennes is around 16h 4m (around June 21). The shortest is around 8h 21m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 45m | 08:54 | 17:39 |
| February | 10h 11m | 08:17 | 18:27 |
| March | 11h 47m | 07:23 | 19:10 |
| April | 13h 35m | 07:20 | 20:55 |
| May | 15h 8m | 06:30 | 21:38 |
| June | 16h 2m | 06:07 | 22:09 |
| July | 15h 43m | 06:22 | 22:05 |
| August | 14h 24m | 07:00 | 21:24 |
| September | 12h 41m | 07:43 | 20:24 |
| October | 10h 57m | 08:25 | 19:22 |
| November | 9h 19m | 08:12 | 17:32 |
| December | 8h 24m | 08:50 | 17:14 |