Today, Sunday, October 4, 2026, the Sun rises at 06:00 and sets at 18:25 in Porto União (SC), local time UTC-3. Daylight lasts 12h 25min, 1min 33s more than yesterday.
The Sun today in Porto União
It's nighttime now Sunrise in 3h 5min.
Compared with yesterday, today is 1min 33s longer, and tomorrow will be 1min 31s longer than today: in Porto União the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 12:12, which is 12 minutes after 12:00 on the clock. That gap comes from the position of Porto União 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 | 05:37 |
| Morning golden hour | 06:00 – 06:31 |
| Sunrise | 06:00 |
| Solar noon | 12:12 |
| Evening golden hour | 17:55 – 18:25 |
| Sunset | 18:25 |
| Civil twilight ends | 18:48 |
In Porto União civil twilight lasts 23 minutes at each end of the day today, so it is light enough to walk outdoors from 05:37 to 18:48. The golden hour, when the Sun is less than 6° above the horizon and the light is soft and warm, lasts about 30 minutes in the morning and 31 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 | 06:00 | 18:25 | 12h 25min | +1min 33s |
| Mon, Oct 5 | 05:59 | 18:26 | 12h 26min | +1min 31s |
| Tue, Oct 6 | 05:58 | 18:26 | 12h 28min | +1min 33s |
| Wed, Oct 7 | 05:57 | 18:27 | 12h 29min | +1min 31s |
| Thu, Oct 8 | 05:56 | 18:27 | 12h 31min | +1min 32s |
| Fri, Oct 9 | 05:55 | 18:28 | 12h 32min | +1min 32s |
| Sat, Oct 10 | 05:54 | 18:28 | 12h 34min | +1min 32s |
Day length through the year in Porto União
View data table
| Month | Day length |
|---|---|
| January | 13h 35min |
| February | 12h 57min |
| March | 12h 15min |
| April | 11h 27min |
| May | 10h 49min |
| June | 10h 30min |
| July | 10h 38min |
| August | 11h 11min |
| September | 11h 55min |
| October | 12h 41min |
| November | 13h 24min |
| December | 13h 46min |
How day length changes through the year in Porto União
| 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 | 07:11 | 17:40 | 10h 29min |
| September equinox (start of spring) | September 22 | 06:13 | 18:20 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:28 | 19:16 | 13h 47min |
The longest days in Porto União come around December, with 13h 47min of daylight, and the shortest around June, with 10h 29min. The seasonal swing is 3h 17min, a clearly noticeable change at 26.25° S, where summer evenings stay light much longer than winter ones.
Time zone and comparison with the state capital
Porto União 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 Florianópolis, the state capital (292 km away), the Sun rises 11 min later on the clock and sets 10 min later. Today's daylight is 12h 25min here versus 12h 26min in Florianópolis.
Moon today
Today the Moon is Last Quarter, with about 40% of its disc lit and an age of 23.1 days. See the full moon calendar.
Porto União at a glance
- StateSanta Catarina (SC)
- Coordinates26.25° S, 51.08° W
- Time zoneUTC-3 (America/Sao_Paulo)
- Area code (DDD)42
- IBGE code4213609
- Difference from BrasíliaSame time as Brasília
Cities near Porto União
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Matos Costa | 26 km | 06:00 | 18:26 |
| Irineópolis | 28 km | 05:59 | 18:24 |
| Calmon | 39 km | 06:00 | 18:25 |
| Timbó Grande | 58 km | 05:58 | 18:24 |
| Caçador | 59 km | 06:00 | 18:25 |
| Bela Vista do Toldo | 61 km | 05:58 | 18:23 |
See also
- Sunrise and sunset in Santa Catarina and all its cities
- Sunrise and sunset in Florianópolis, the capital of Santa Catarina
- Current time in Santa Catarina
- 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.