July 20, 2026 · Arecibo, Puerto Rico
Arecibo has 13h 5m of daylight today. Sunrise is at 06:01 and sunset is at 19:07. All times are calculated astronomically for Arecibo's exact coordinates.
Arecibo lies at 18°N. 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 Arecibo, or see daylight hours for every day of the year.
The longest day in Arecibo is around 13h 14m (around June 21). The shortest is around 11h 1m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 11h 8m | 07:03 | 18:10 |
| February | 11h 32m | 06:56 | 18:28 |
| March | 12h 0m | 06:37 | 18:37 |
| April | 12h 33m | 06:11 | 18:44 |
| May | 12h 59m | 05:54 | 18:54 |
| June | 13h 14m | 05:51 | 19:05 |
| July | 13h 9m | 05:59 | 19:08 |
| August | 12h 47m | 06:09 | 18:56 |
| September | 12h 16m | 06:15 | 18:31 |
| October | 11h 45m | 06:21 | 18:06 |
| November | 11h 17m | 06:34 | 17:51 |
| December | 11h 2m | 06:51 | 17:53 |