Today in Aveiro, Portugal, the sun rises at 6:52 AM and sets at 8:26 PM, giving the city exactly 13h 34m of daylight. That is 2 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 122 days until the Winter Solstice on December 21, Aveiro is currently in its Summer season.
Golden Hour & Twilight Windows in Aveiro
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Aveiro runs from N/A to 7:29 AM. The evening golden hour begins at 7:49 PM and lasts until 8:26 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Aveiro sits in the subtropics, where the annual swing in daylight is moderate.
Solar Noon & UV Index
Solar noon in Aveiro falls exactly at 1:39 PM, which is the moment the sun reaches its peak altitude of 60.32 above the horizon. At this specific time, the solar angle produces very high UV, typical of Aveiro in Summer. SPF 30+ is advisable for anyone spending more than 20 minutes outside.
Why Does Sunrise Shift in Aveiro?
At Aveiro's latitude of 40.640496°, the sun currently rises at an azimuth of 340.90° (NNW). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Aveiro are calculated using advanced solar algorithms (SunCalc) based on coordinates 40.640496, -8.6537841. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Aveiro (Past Years)
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Here is a comparison of today's sunrise and sunset times in Aveiro versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 6:52 AM | 8:26 PM | 13h 34m |
| 2025 | 6:52 AM | 8:26 PM | 13h 33m |
| 2021 | 6:52 AM | 8:26 PM | 13h 33m |
Frequently Asked Questions
What time does the sun rise in Aveiro today?
In Aveiro, the sun rises at exactly 6:52 AM and sets at 8:26 PM today. This gives the city a total of 13h 34m of daylight.
When is golden hour in Aveiro today?
Today, morning golden hour in Aveiro runs from N/A to 7:29 AM. Evening golden hour begins at 7:49 PM and lasts until 8:23 PM.
Why does sunrise in Aveiro shift every day?
At Aveiro's latitude, the sun currently rises at an azimuth of 340.90° (NNW). Because of Earth's tilt, the city is just past its peak, losing daylight slowly until the Winter Solstice on December 21.
What is the UV Index in Aveiro at solar noon?
Solar noon occurs at 1:39 PM when the sun reaches 60.32. This produces very high UV, typical of Aveiro in Summer. SPF 30+ is advisable for anyone spending more than 20 minutes outside.
Has the sunrise time in Aveiro changed compared to previous years?
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Exactly one year ago in 2025, sunrise was at 6:52 AM, and five years ago in 2021, it was at 6:52 AM.