July 21, 2026 · Santo António dos Olivais, Portugal
Santo António dos Olivais has 14h 37m of daylight today. Sunrise is at 06:22 and sunset is at 20:59. All times are calculated astronomically for Santo António dos Olivais's exact coordinates.
Santo António dos Olivais lies at 40°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in 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 Santo António dos Olivais, or see daylight hours for every day of the year.
The longest day in Santo António dos Olivais is around 15h 2m (around June 21). The shortest is around 9h 18m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 9h 36m | 07:55 | 17:31 |
| February | 10h 39m | 07:29 | 18:08 |
| March | 11h 51m | 06:48 | 18:39 |
| April | 13h 13m | 06:58 | 20:11 |
| May | 14h 22m | 06:20 | 20:42 |
| June | 15h 1m | 06:04 | 21:05 |
| July | 14h 47m | 06:16 | 21:04 |
| August | 13h 50m | 06:44 | 20:34 |
| September | 12h 32m | 07:14 | 19:46 |
| October | 11h 14m | 07:44 | 18:57 |
| November | 10h 0m | 07:19 | 17:19 |
| December | 9h 20m | 07:49 | 17:09 |