July 21, 2026 · Portsmouth, England
Portsmouth has 15h 51m of daylight today. Sunrise is at 05:16 and sunset is at 21:07. All times are calculated astronomically for Portsmouth's exact coordinates.
Portsmouth lies at 51°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 Portsmouth, or see daylight hours for every day of the year.
The longest day in Portsmouth is around 16h 31m (around June 21). The shortest is around 7h 57m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 24m | 08:02 | 16:26 |
| February | 9h 59m | 07:20 | 17:19 |
| March | 11h 45m | 06:22 | 18:07 |
| April | 13h 44m | 06:13 | 19:57 |
| May | 15h 27m | 05:18 | 20:45 |
| June | 16h 28m | 04:51 | 21:19 |
| July | 16h 7m | 05:07 | 21:14 |
| August | 14h 38m | 05:51 | 20:29 |
| September | 12h 45m | 06:39 | 19:23 |
| October | 10h 51m | 07:26 | 18:16 |
| November | 9h 2m | 07:19 | 16:21 |
| December | 7h 60m | 08:00 | 16:00 |