Today, Sunday, October 4, 2026, the Sun rises at 05:48 and sets at 18:09 in São Simão (SP), local time UTC-3. Daylight lasts 12h 21min, 1min 15s more than yesterday.
The Sun today in São Simão
It's nighttime now Sunrise in 5h 41min.
Compared with yesterday, today is 1min 15s longer, and tomorrow will be 1min 13s longer than today: in São Simão the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 11:58, which is 2 minutes before 12:00 on the clock. That gap comes from the position of São Simão inside its time zone (UTC-3) 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 | 05:26 |
| Morning golden hour | 05:48 – 06:17 |
| Sunrise | 05:48 |
| Solar noon | 11:58 |
| Evening golden hour | 17:40 – 18:09 |
| Sunset | 18:09 |
| Civil twilight ends | 18:32 |
In São Simão civil twilight lasts 22 minutes at each end of the day today, so it is light enough to walk outdoors from 05:26 to 18:32. The golden hour, when the Sun is less than 6° above the horizon and the light is soft and warm, lasts about 29 minutes in the morning and 29 minutes in the evening (photographers also use it for the best light on landscapes and portraits).
Next 7 days
| Date | Sunrise | Sunset | Length | Change |
|---|---|---|---|---|
| Sun, Oct 4 | 05:48 | 18:09 | 12h 21min | +1min 15s |
| Mon, Oct 5 | 05:47 | 18:09 | 12h 22min | +1min 13s |
| Tue, Oct 6 | 05:46 | 18:10 | 12h 23min | +1min 14s |
| Wed, Oct 7 | 05:45 | 18:10 | 12h 24min | +1min 13s |
| Thu, Oct 8 | 05:44 | 18:10 | 12h 26min | +1min 14s |
| Fri, Oct 9 | 05:43 | 18:11 | 12h 27min | +1min 13s |
| Sat, Oct 10 | 05:43 | 18:11 | 12h 28min | +1min 13s |
Day length through the year in São Simão
View data table
| Month | Day length |
|---|---|
| January | 13h 17min |
| February | 12h 47min |
| March | 12h 13min |
| April | 11h 35min |
| May | 11h 05min |
| June | 10h 49min |
| July | 10h 56min |
| August | 11h 22min |
| September | 11h 57min |
| October | 12h 34min |
| November | 13h 08min |
| December | 13h 26min |
How day length changes through the year in São Simão
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:13 | 18:20 | 12h 6min |
| June solstice (start of winter) | June 21 | 06:47 | 17:36 | 10h 49min |
| September equinox (start of spring) | September 22 | 05:59 | 18:06 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:24 | 18:51 | 13h 26min |
The longest days in São Simão come around December, with 13h 26min of daylight, and the shortest around June, with 10h 49min. The seasonal swing is 2h 37min, a clearly noticeable change at 21.47° S, where summer evenings stay light much longer than winter ones.
Time zone and comparison with the state capital
São Simão uses the same time as Brasília (UTC-3). This is the same zone as most of the country and the one used for the official Brazilian time. Compared with São Paulo, the state capital (247 km away), the Sun rises 4 min later on the clock and sets 3 min later. Today's daylight is 12h 21min here versus 12h 22min in São Paulo.
Moon today
Today the Moon is Last Quarter, with about 41% of its disc lit and an age of 23.0 days. See the full moon calendar.
São Simão at a glance
- StateSão Paulo (SP)
- Coordinates21.47° S, 47.55° W
- Time zoneUTC-3 (America/Sao_Paulo)
- Area code (DDD)16
- IBGE code3550902
- Difference from BrasíliaSame time as Brasília
Cities near São Simão
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Serra Azul | 18 km | 05:48 | 18:09 |
| Santa Rosa de Viterbo | 20 km | 05:47 | 18:08 |
| Santa Cruz da Esperança | 23 km | 05:48 | 18:09 |
| Cravinhos | 24 km | 05:49 | 18:10 |
| Luís Antônio | 25 km | 05:49 | 18:10 |
| Santa Rita do Passa Quatro | 27 km | 05:48 | 18:09 |
See also
- Sunrise and sunset in São Paulo and all its cities
- Sunrise and sunset in São Paulo, the capital of São Paulo
- Current time in São Paulo
- 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.