sun .5deg.comSunrise, Sunset and Sun position here: Rio Tinto, Portugal (Porto, Gondomar).
Current time: Friday, 2026-10-23, 08:48 (GMT+01:00) Europe/Lisbon
.
All times are shown in Rio Tinto local time.
Solar noon
Today will be at: 13:18 (remaining time: +4h 30m),
Maximal altitude of Sun: 37.5°.
Day Length: 10h 47m 15s (time between sunrise and sunset).
| Sunrise | Solar noon | Sunset | |
| Time | 07:54:55 | 13:18:33 | 18:42:10 |
| Azimuth | 104.4° | 180° | 255.4° |
| Day Length | ![]() |
10h 47m 15s | ![]() |
Current distance Earth ↔ Sun:
Center-to-center: 148 827 875 km
92 477 354 mi
Rio Tinto ↔ Sun, nearest point: 148 131 207 km
92 044 465 mi

| Local timezone: | GMT+01:00 |
| Latitude: | 41.18259° |
| Longitude: | -8.55811° |
| Country: | Portugal Porto |
| Population: | 49 966 |
| Zone Type | Start | End | Length | |
| Night | 00:00:00 | 06:22:48 | 6h 22m 48s | |
| Astronomical Twilight | 06:22:48 | 06:54:44 | 31m 56s | |
| Nautical Twilight | 06:54:44 | 07:26:54 | 32m 10s | |
| Civil Twilight | 07:26:54 | 07:54:55 | 28m 1s | |
| Daylight | 07:54:55 | 18:42:10 | 10h 47m 15s | |
| Civil Twilight | 18:42:10 | 19:10:11 | 28m 1s | |
| Nautical Twilight | 19:10:11 | 19:42:21 | 32m 10s | |
| Astronomical Twilight | 19:42:21 | 20:14:17 | 31m 56s | |
| Night | 20:14:17 | 23:59:59 | 3h 45m 42s |
Altitude
0-24, Current: 8.7° (
08:48)
Azimuth
0-24, Current: 113.4° (
08:48)
Solar noon
| Yesterday | Today | Tomorrow | |||
| date: | 2026-10-21 | 2026-10-22 | 2026-10-23 | 2026-10-24 | 2026-10-25 |
| Day: | Wednesday | Thursday | Friday | Saturday | Sunday |
| Sunrise: | 07:52:38 | 07:53:47 | 07:54:55 | 07:56:04 | 06:57:13 |
| Solar noon: | 13:18:50 | 13:18:41 | 13:18:33 | 13:18:25 | 12:18:18 |
| Sunset: | 18:45:03 | 18:43:36 | 18:42:10 | 18:40:45 | 17:39:22 |
| Day Length: | 10h 52m 25s | 10h 49m 49s | 10h 47m 15s | 10h 44m 41s | 10h 42m 9s |
Rio Tinto sunrise, sunset informations for whole month (or Year 2026):