July 21, 2026 · Jamestown, Saint Helena
Jamestown has 11h 18m of daylight today. Sunrise is at 06:51 and sunset is at 18:09. All times are calculated astronomically for Jamestown's exact coordinates.
Jamestown lies at 16°S. Near the tropics, day length stays close to 12 hours year-round, with only minor variation between seasons.
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 Jamestown, or see daylight hours for every day of the year.
The longest day in Jamestown is around 13h 4m (around December 21). The shortest is around 11h 11m (around June 21).
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 12h 59m | 06:03 | 19:02 |
| February | 12h 38m | 06:19 | 18:57 |
| March | 12h 13m | 06:27 | 18:39 |
| April | 11h 45m | 06:31 | 18:17 |
| May | 11h 23m | 06:38 | 18:02 |
| June | 11h 11m | 06:48 | 18:00 |
| July | 11h 15m | 06:52 | 18:07 |
| August | 11h 34m | 06:42 | 18:15 |
| September | 11h 59m | 06:20 | 18:19 |
| October | 12h 26m | 05:57 | 18:22 |
| November | 12h 50m | 05:43 | 18:33 |
| December | 13h 4m | 05:46 | 18:50 |