Today, Saturday, October 3, 2026, the Sun rises at 05:58 and sets at 18:10 in Porto Velho (RO), local time UTC-4. Daylight lasts 12h 11min, 29s more than yesterday.
The Sun today in Porto Velho
It's daytime now Sunset in 6h 25min.
Compared with yesterday, today is 29s longer, and tomorrow will be 29s longer than today: in Porto Velho the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 12:04, which is 4 minutes after 12:00 on the clock. That gap comes from the position of Porto Velho 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 | 05:37 |
| Morning golden hour | 05:58 – 06:26 |
| Sunrise | 05:58 |
| Solar noon | 12:04 |
| Evening golden hour | 17:42 – 18:10 |
| Sunset | 18:10 |
| Civil twilight ends | 18:31 |
In Porto Velho civil twilight lasts 21 minutes at each end of the day today, so it is light enough to walk outdoors from 05:37 to 18:31. The golden hour, when the Sun is less than 6° above the horizon and the light is soft and warm, lasts about 28 minutes in the morning and 28 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 | 05:58 | 18:10 | 12h 11min | +29s |
| Sun, Oct 4 | 05:58 | 18:10 | 12h 12min | +29s |
| Mon, Oct 5 | 05:57 | 18:10 | 12h 12min | +29s |
| Tue, Oct 6 | 05:57 | 18:10 | 12h 13min | +29s |
| Wed, Oct 7 | 05:56 | 18:10 | 12h 13min | +29s |
| Thu, Oct 8 | 05:56 | 18:10 | 12h 14min | +29s |
| Fri, Oct 9 | 05:55 | 18:10 | 12h 14min | +29s |
Day length through the year in Porto Velho
View data table
| Month | Day length |
|---|---|
| January | 12h 34min |
| February | 12h 22min |
| March | 12h 09min |
| April | 11h 54min |
| May | 11h 42min |
| June | 11h 36min |
| July | 11h 39min |
| August | 11h 49min |
| September | 12h 03min |
| October | 12h 17min |
| November | 12h 31min |
| December | 12h 38min |
How day length changes through the year in Porto Velho
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:19 | 18:26 | 12h 6min |
| June solstice (start of winter) | June 21 | 06:29 | 18:05 | 11h 36min |
| September equinox (start of spring) | September 22 | 06:05 | 18:11 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:54 | 18:32 | 12h 38min |
The longest days in Porto Velho come around December, with 12h 38min of daylight, and the shortest around June, with 11h 36min. The seasonal swing is 1h 1min, a modest change typical of the tropics (8.76° S).
Time zone and comparison with the state capital
Porto Velho 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. As the capital of Rondônia, Porto Velho is the reference point for the state: other cities see the Sun a few minutes earlier or later, about 4 minutes for each degree of longitude.
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.
Porto Velho at a glance
- StateRondônia (RO)
- Coordinates8.76° S, 63.90° W
- Time zoneUTC-4 (America/Porto_Velho)
- Area code (DDD)69
- IBGE code1100205
- Difference from Brasília1 hour behind Brasília
Cities near Porto Velho
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Candeias do Jamari | 22 km | 05:57 | 18:09 |
| Itapuã do Oeste | 93 km | 05:55 | 18:07 |
| Alto Paraíso | 124 km | 05:56 | 18:08 |
| Rio Crespo | 151 km | 05:54 | 18:06 |
| Ariquemes | 159 km | 05:54 | 18:07 |
| Cujubim | 159 km | 05:53 | 18:05 |
See also
- Sunrise and sunset in Rondônia and all its cities
- Current time in Rondônia
- 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.