July 21, 2026 · Portimão, Portugal
Sunset in Portimão today is at 20:52. Day length is 14h 21m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Portimão's coordinates and updated daily.
Portimão lies at 37°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in 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 Portimão.
The longest day in Portimão is around 14h 43m (around June 21). The shortest is around 9h 36m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:40 | 07:48 | 9h 52m |
| February | 18:13 | 07:25 | 10h 48m |
| March | 18:41 | 06:48 | 11h 53m |
| April | 20:08 | 07:02 | 13h 6m |
| May | 20:35 | 06:28 | 14h 7m |
| June | 20:56 | 06:14 | 14h 42m |
| July | 20:55 | 06:26 | 14h 30m |
| August | 20:29 | 06:51 | 13h 39m |
| September | 19:45 | 07:16 | 12h 29m |
| October | 19:00 | 07:41 | 11h 19m |
| November | 17:26 | 07:13 | 10h 14m |
| December | 17:19 | 07:41 | 9h 38m |