Today, Sunday, October 18, 2026, the Sun rises at 05:39 and sets at 17:58 in Alto Parnaíba (MA), local time UTC-3. Daylight lasts 12h 19min, 30s more than yesterday.
The Sun today in Alto Parnaíba
It's daytime now Sunset in 1h 0min.
Compared with yesterday, today is 30s longer, and tomorrow will be 29s longer than today: in Alto Parnaíba the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 11:48, which is 12 minutes before 12:00 on the clock. That gap comes from the position of Alto Parnaíba 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 | 05:17 |
| Morning golden hour | 05:39 – 06:07 |
| Sunrise | 05:39 |
| Solar noon | 11:48 |
| Evening golden hour | 17:30 – 17:58 |
| Sunset | 17:58 |
| Civil twilight ends | 18:19 |
In Alto Parnaíba civil twilight lasts 21 minutes at each end of the day today, so it is light enough to walk outdoors from 05:17 to 18:19. 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 |
|---|---|---|---|---|
| Sun, Oct 18 | 05:39 | 17:58 | 12h 19min | +30s |
| Mon, Oct 19 | 05:38 | 17:58 | 12h 19min | +29s |
| Tue, Oct 20 | 05:38 | 17:58 | 12h 20min | +29s |
| Wed, Oct 21 | 05:37 | 17:58 | 12h 20min | +30s |
| Thu, Oct 22 | 05:37 | 17:58 | 12h 21min | +29s |
| Fri, Oct 23 | 05:37 | 17:58 | 12h 21min | +29s |
| Sat, Oct 24 | 05:36 | 17:59 | 12h 22min | +28s |
Day length through the year in Alto Parnaíba
View data table
| Month | Day length |
|---|---|
| January | 12h 35min |
| February | 12h 23min |
| March | 12h 09min |
| April | 11h 53min |
| May | 11h 41min |
| June | 11h 35min |
| July | 11h 38min |
| August | 11h 48min |
| September | 12h 02min |
| October | 12h 17min |
| November | 12h 31min |
| December | 12h 39min |
How day length changes through the year in Alto Parnaíba
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:07 | 18:14 | 12h 6min |
| June solstice (start of winter) | June 21 | 06:17 | 17:53 | 11h 35min |
| September equinox (start of spring) | September 22 | 05:53 | 17:59 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:42 | 18:21 | 12h 39min |
The longest days in Alto Parnaíba come around December, with 12h 39min of daylight, and the shortest around June, with 11h 35min. The seasonal swing is 1h 3min, a modest change typical of the tropics (9.10° S).
Time zone and comparison with the state capital
Alto Parnaíba 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 Luís, the state capital (752 km away), the Sun rises 2 min later on the clock and sets 11 min later. Today's daylight is 12h 19min here versus 12h 10min in São Luís.
Moon today
Today the Moon is First Quarter, with about 58% of its disc lit and an age of 8.2 days. See the full moon calendar.
Alto Parnaíba at a glance
- StateMaranhão (MA)
- Coordinates9.10° S, 45.93° W
- Time zoneUTC-3 (America/Sao_Paulo)
- Area code (DDD)99
- IBGE code2100501
- Difference from BrasíliaSame time as Brasília
Cities near Alto Parnaíba
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Tasso Fragoso | 73 km | 05:38 | 17:57 |
| Balsas | 175 km | 05:40 | 17:57 |
| Riachão | 208 km | 05:43 | 18:00 |
| Nova Colinas | 223 km | 05:41 | 17:58 |
| Sambaíba | 228 km | 05:38 | 17:54 |
| São Raimundo das Mangabeiras | 237 km | 05:38 | 17:55 |
See also
- Sunrise and sunset in Maranhão and all its cities
- Sunrise and sunset in São Luís, the capital of Maranhão
- Current time in Maranhão
- 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.