Today, Saturday, October 3, 2026, the Sun rises at 05:36 and sets at 17:44 in São Sebastião do Uatumã (AM), local time UTC-4. Daylight lasts 12h 8min, 9s more than yesterday.
The Sun today in São Sebastião do Uatumã
It's daytime now Sunset in 5h 54min.
Compared with yesterday, today is 9s longer, and tomorrow will be 9s longer than today: in São Sebastião do Uatumã the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 11:40, which is 20 minutes before 12:00 on the clock. That gap comes from the position of São Sebastião do Uatumã inside its time zone (UTC-4) and from the equation of time, which moves solar noon by up to 16 minutes through the year.
Twilight and golden hour
| Phase | Time |
|---|---|
| Civil twilight begins | 05:15 |
| Morning golden hour | 05:36 – 06:03 |
| Sunrise | 05:36 |
| Solar noon | 11:40 |
| Evening golden hour | 17:17 – 17:44 |
| Sunset | 17:44 |
| Civil twilight ends | 18:05 |
In São Sebastião do Uatumã civil twilight lasts 21 minutes at each end of the day today, so it is light enough to walk outdoors from 05:15 to 18:05. The golden hour, when the Sun is less than 6° above the horizon and the light is soft and warm, lasts about 27 minutes in the morning and 27 minutes in the evening (photographers also use it for the best light on landscapes and portraits).
Next 7 days
| Date | Sunrise | Sunset | Length | Change |
|---|---|---|---|---|
| Sat, Oct 3 | 05:36 | 17:44 | 12h 8min | +9s |
| Sun, Oct 4 | 05:36 | 17:44 | 12h 8min | +9s |
| Mon, Oct 5 | 05:35 | 17:44 | 12h 8min | +8s |
| Tue, Oct 6 | 05:35 | 17:43 | 12h 8min | +8s |
| Wed, Oct 7 | 05:35 | 17:43 | 12h 8min | +9s |
| Thu, Oct 8 | 05:34 | 17:43 | 12h 8min | +10s |
| Fri, Oct 9 | 05:34 | 17:43 | 12h 8min | +8s |
Day length through the year in São Sebastião do Uatumã
View data table
| Month | Day length |
|---|---|
| January | 12h 15min |
| February | 12h 11min |
| March | 12h 07min |
| April | 12h 03min |
| May | 12h 00min |
| June | 11h 58min |
| July | 11h 59min |
| August | 12h 01min |
| September | 12h 05min |
| October | 12h 09min |
| November | 12h 14min |
| December | 12h 16min |
How day length changes through the year in São Sebastião do Uatumã
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 05:55 | 18:02 | 12h 6min |
| June solstice (start of winter) | June 21 | 05:54 | 17:52 | 11h 58min |
| September equinox (start of spring) | September 22 | 05:40 | 17:47 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:41 | 17:57 | 12h 16min |
The longest days in São Sebastião do Uatumã come around December, with 12h 16min of daylight, and the shortest around June, with 11h 58min. The seasonal swing is 0h 17min, so the length of the day is almost constant all year, as expected this close to the equator (2.56° S).
Time zone and comparison with the state capital
São Sebastião do Uatumã uses 1 hour behind Brasília (UTC-4). This is the Amazon time zone, used in the states of Mato Grosso, Mato Grosso do Sul, Rondônia, Roraima and most of Amazonas. Compared with Manaus, the state capital (247 km away), the Sun rises 8 min earlier on the clock and sets 9 min earlier. Today's daylight is 12h 8min here versus 12h 8min in Manaus.
Moon today
Today the Moon is Last Quarter, with about 46% of its disc lit and an age of 22.5 days. See the full moon calendar.
São Sebastião do Uatumã at a glance
- StateAmazonas (AM)
- Coordinates2.56° S, 57.87° W
- Time zoneUTC-4 (America/Porto_Velho)
- Area code (DDD)92
- IBGE code1303957
- Difference from Brasília1 hour behind Brasília
Cities near São Sebastião do Uatumã
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Urucará | 14 km | 05:36 | 17:44 |
| Itapiranga | 27 km | 05:37 | 17:45 |
| Silves | 51 km | 05:37 | 17:46 |
| Boa Vista do Ramos | 56 km | 05:35 | 17:43 |
| Urucurituba | 70 km | 05:37 | 17:45 |
| Itacoatiara | 90 km | 05:38 | 17:46 |
See also
- Sunrise and sunset in Amazonas and all its cities
- Sunrise and sunset in Manaus, the capital of Amazonas
- Current time in Amazonas
- Sunrise and sunset in every state and country · Start of the seasons
Times are calculated astronomically for the urban centre and are accurate to about a minute; sunrise and sunset use the upper edge of the Sun and atmospheric refraction. Hills and buildings can change the visible time.