Today, Thursday, October 29, 2026, the Sun rises at 05:44 and sets at 18:16 in Costa Marques (RO), local time UTC-4. Daylight lasts 12h 31min, 38s more than yesterday.
The Sun today in Costa Marques
It's nighttime now Sunrise in 11h 20min.
Compared with yesterday, today is 38s longer, and tomorrow will be 38s longer than today: in Costa Marques the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 12:00, which is 0 minutes after 12:00 on the clock. That gap comes from the position of Costa Marques 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 | 05:23 |
| Morning golden hour | 05:44 – 06:13 |
| Sunrise | 05:44 |
| Solar noon | 12:00 |
| Evening golden hour | 17:47 – 18:16 |
| Sunset | 18:16 |
| Civil twilight ends | 18:38 |
In Costa Marques civil twilight lasts 22 minutes at each end of the day today, so it is light enough to walk outdoors from 05:23 to 18:38. 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 |
|---|---|---|---|---|
| Thu, Oct 29 | 05:44 | 18:16 | 12h 31min | +38s |
| Fri, Oct 30 | 05:44 | 18:16 | 12h 32min | +38s |
| Sat, Oct 31 | 05:44 | 18:16 | 12h 32min | +38s |
| Sun, Nov 1 | 05:43 | 18:17 | 12h 33min | +37s |
| Mon, Nov 2 | 05:43 | 18:17 | 12h 33min | +37s |
| Tue, Nov 3 | 05:43 | 18:17 | 12h 34min | +36s |
| Wed, Nov 4 | 05:42 | 18:18 | 12h 35min | +37s |
Day length through the year in Costa Marques
View data table
| Month | Day length |
|---|---|
| January | 12h 46min |
| February | 12h 29min |
| March | 12h 10min |
| April | 11h 49min |
| May | 11h 32min |
| June | 11h 23min |
| July | 11h 27min |
| August | 11h 41min |
| September | 12h 01min |
| October | 12h 22min |
| November | 12h 41min |
| December | 12h 51min |
How day length changes through the year in Costa Marques
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:20 | 18:27 | 12h 6min |
| June solstice (start of winter) | June 21 | 06:36 | 18:00 | 11h 23min |
| September equinox (start of spring) | September 22 | 06:06 | 18:12 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:49 | 18:40 | 12h 51min |
The longest days in Costa Marques come around December, with 12h 51min of daylight, and the shortest around June, with 11h 23min. The seasonal swing is 1h 27min, a modest change typical of the tropics (12.44° S).
Time zone and comparison with the state capital
Costa Marques 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 Porto Velho, the state capital (410 km away), the Sun rises 2 min earlier on the clock and sets 5 min later. Today's daylight is 12h 31min here versus 12h 24min in Porto Velho.
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.
Costa Marques at a glance
- StateRondônia (RO)
- Coordinates12.44° S, 64.23° W
- Time zoneUTC-4 (America/Porto_Velho)
- Area code (DDD)69
- IBGE code1100080
- Difference from Brasília1 hour behind Brasília
Cities near Costa Marques
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| São Francisco do Guaporé | 84 km | 05:42 | 18:13 |
| Seringueiras | 149 km | 05:40 | 18:10 |
| São Miguel do Guaporé | 184 km | 05:39 | 18:09 |
| Campo Novo de Rondônia | 218 km | 05:44 | 18:12 |
| Guajará-Mirim | 219 km | 05:51 | 18:19 |
| Nova Brasilândia D'Oeste | 223 km | 05:37 | 18:07 |
See also
- Sunrise and sunset in Rondônia and all its cities
- Sunrise and sunset in Porto Velho, the capital of Rondônia
- 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.