July 21, 2026 · Aveiro, Portugal
Sunset in Aveiro today is at 21:01. Day length is 14h 40m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Aveiro's coordinates and updated daily.
Aveiro lies at 41°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 Aveiro.
The longest day in Aveiro is around 15h 5m (around June 21). The shortest is around 9h 16m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:31 | 07:57 | 9h 33m |
| February | 18:08 | 07:31 | 10h 37m |
| March | 18:40 | 06:49 | 11h 51m |
| April | 20:13 | 06:58 | 13h 14m |
| May | 20:44 | 06:20 | 14h 24m |
| June | 21:07 | 06:04 | 15h 4m |
| July | 21:06 | 06:16 | 14h 50m |
| August | 20:36 | 06:45 | 13h 51m |
| September | 19:48 | 07:15 | 12h 33m |
| October | 18:58 | 07:45 | 11h 13m |
| November | 17:19 | 07:21 | 9h 59m |
| December | 17:09 | 07:51 | 9h 18m |