Sunrise and Sunsetin Santo António, Sao Tome and Principe
September 2025
Sunrise
5:25 AM
Sunset
5:34 PM
On 1 September, the sun rises at 5:25 AM and sets at 5:34 PM.
The sun is 12 hours 08 minutes above the horizon (the length of the day).
Astronomical dawn (first rays of light) begins at 4:16 AM and at 6:44 PM it is completely dark (the end of astronomical twilight).
The sun is 12 hours 08 minutes above the horizon (the length of the day).
Astronomical dawn (first rays of light) begins at 4:16 AM and at 6:44 PM it is completely dark (the end of astronomical twilight).
| Date | Sunrise | Sunset | Day length |
|---|---|---|---|
| 1 September 2025, Monday | 5:25 AM | 5:34 PM | 12h 08m |
| 2 September 2025, Tuesday | 5:25 AM | 5:34 PM | 12h 08m |
| 3 September 2025, Wednesday | 5:25 AM | 5:33 PM | 12h 08m |
| 4 September 2025, Thursday | 5:25 AM | 5:33 PM | 12h 08m |
| 5 September 2025, Friday | 5:24 AM | 5:33 PM | 12h 08m |
| 6 September 2025, Saturday | 5:24 AM | 5:32 PM | 12h 08m |
| 7 September 2025, Sunday | 5:24 AM | 5:32 PM | 12h 08m |
| 8 September 2025, Monday | 5:23 AM | 5:31 PM | 12h 08m |
| 9 September 2025, Tuesday | 5:23 AM | 5:31 PM | 12h 07m |
| 10 September 2025, Wednesday | 5:23 AM | 5:31 PM | 12h 07m |
| 11 September 2025, Thursday | 5:22 AM | 5:30 PM | 12h 07m |
| 12 September 2025, Friday | 5:22 AM | 5:30 PM | 12h 07m |
| 13 September 2025, Saturday | 5:22 AM | 5:29 PM | 12h 07m |
| 14 September 2025, Sunday | 5:22 AM | 5:29 PM | 12h 07m |
| 15 September 2025, Monday | 5:21 AM | 5:29 PM | 12h 07m |
| 16 September 2025, Tuesday | 5:21 AM | 5:28 PM | 12h 07m |
| 17 September 2025, Wednesday | 5:21 AM | 5:28 PM | 12h 07m |
| 18 September 2025, Thursday | 5:20 AM | 5:27 PM | 12h 07m |
| 19 September 2025, Friday | 5:20 AM | 5:27 PM | 12h 07m |
| 20 September 2025, Saturday | 5:20 AM | 5:27 PM | 12h 07m |
| 21 September 2025, Sunday | 5:19 AM | 5:26 PM | 12h 06m |
| 22 September 2025, Monday | 5:19 AM | 5:26 PM | 12h 06m |
| 23 September 2025, Tuesday | 5:19 AM | 5:25 PM | 12h 06m |
| 24 September 2025, Wednesday | 5:18 AM | 5:25 PM | 12h 06m |
| 25 September 2025, Thursday | 5:18 AM | 5:25 PM | 12h 06m |
| 26 September 2025, Friday | 5:18 AM | 5:24 PM | 12h 06m |
| 27 September 2025, Saturday | 5:18 AM | 5:24 PM | 12h 06m |
| 28 September 2025, Sunday | 5:17 AM | 5:24 PM | 12h 06m |
| 29 September 2025, Monday | 5:17 AM | 5:23 PM | 12h 06m |
| 30 September 2025, Tuesday | 5:17 AM | 5:23 PM | 12h 06m |