Today, Thursday, October 29, 2026, the Sun rises at 05:33 and sets at 18:42 in São Marcos (RS), local time UTC-3. Daylight lasts 13h 9min, 1min 35s more than yesterday.
The Sun today in São Marcos
It's nighttime now Sunrise in 10h 16min.
Compared with yesterday, today is 1min 35s longer, and tomorrow will be 1min 35s longer than today: in São Marcos the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 12:07, which is 7 minutes after 12:00 on the clock. That gap comes from the position of São Marcos 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 | 05:08 |
| Morning golden hour | 05:33 – 06:05 |
| Sunrise | 05:33 |
| Solar noon | 12:07 |
| Evening golden hour | 18:10 – 18:42 |
| Sunset | 18:42 |
| Civil twilight ends | 19:07 |
In São Marcos civil twilight lasts 25 minutes at each end of the day today, so it is light enough to walk outdoors from 05:08 to 19:07. The golden hour, when the Sun is less than 6° above the horizon and the light is soft and warm, lasts about 32 minutes in the morning and 32 minutes in the evening (photographers also use it for the best light on landscapes and portraits).
Next 7 days
| Date | Sunrise | Sunset | Length | Change |
|---|---|---|---|---|
| Thu, Oct 29 | 05:33 | 18:42 | 13h 9min | +1min 35s |
| Fri, Oct 30 | 05:32 | 18:43 | 13h 10min | +1min 35s |
| Sat, Oct 31 | 05:31 | 18:44 | 13h 12min | +1min 33s |
| Sun, Nov 1 | 05:30 | 18:45 | 13h 14min | +1min 34s |
| Mon, Nov 2 | 05:30 | 18:45 | 13h 15min | +1min 32s |
| Tue, Nov 3 | 05:29 | 18:46 | 13h 17min | +1min 32s |
| Wed, Nov 4 | 05:28 | 18:47 | 13h 18min | +1min 30s |
Day length through the year in São Marcos
View data table
| Month | Day length |
|---|---|
| January | 13h 46min |
| February | 13h 04min |
| March | 12h 16min |
| April | 11h 23min |
| May | 10h 40min |
| June | 10h 18min |
| July | 10h 27min |
| August | 11h 04min |
| September | 11h 54min |
| October | 12h 46min |
| November | 13h 34min |
| December | 13h 59min |
How day length changes through the year in São Marcos
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:27 | 18:35 | 12h 7min |
| June solstice (start of winter) | June 21 | 07:17 | 17:34 | 10h 17min |
| September equinox (start of spring) | September 22 | 06:13 | 18:20 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:22 | 19:22 | 13h 59min |
The longest days in São Marcos come around December, with 13h 59min of daylight, and the shortest around June, with 10h 17min. The seasonal swing is 3h 42min, a clearly noticeable change at 28.97° S, where summer evenings stay light much longer than winter ones.
Time zone and comparison with the state capital
São Marcos 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 Porto Alegre, the state capital (119 km away), the Sun rises at practically the same clock time and sets 2 min earlier. Today's daylight is 13h 9min here versus 13h 12min in Porto Alegre.
Moon today
Today the Moon is Waning Gibbous, with about 79% of its disc lit and an age of 19.3 days. See the full moon calendar.
São Marcos at a glance
- StateRio Grande do Sul (RS)
- Coordinates28.97° S, 51.07° W
- Time zoneUTC-3 (America/Sao_Paulo)
- Area code (DDD)54
- IBGE code4319000
- Difference from BrasíliaSame time as Brasília
Cities near São Marcos
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Flores da Cunha | 13 km | 05:33 | 18:43 |
| Campestre da Serra | 20 km | 05:33 | 18:42 |
| Caxias do Sul | 24 km | 05:33 | 18:43 |
| Nova Pádua | 24 km | 05:34 | 18:43 |
| Antônio Prado | 25 km | 05:34 | 18:43 |
| Ipê | 27 km | 05:34 | 18:43 |
See also
- Sunrise and sunset in Rio Grande do Sul and all its cities
- Sunrise and sunset in Porto Alegre, the capital of Rio Grande do Sul
- Current time in Rio Grande do Sul
- 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.