Today, Saturday, October 3, 2026, the Sun rises at 06:05 and sets at 18:25 in Monte Castelo (SP), local time UTC-3. Daylight lasts 12h 19min, 1min 13s more than yesterday.
The Sun today in Monte Castelo
It's daytime now Sunset in 2h 29min.
Compared with yesterday, today is 1min 13s longer, and tomorrow will be 1min 14s longer than today: in Monte Castelo the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 12:15, which is 15 minutes after 12:00 on the clock. That gap comes from the position of Monte Castelo 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 | 05:43 |
| Morning golden hour | 06:05 – 06:34 |
| Sunrise | 06:05 |
| Solar noon | 12:15 |
| Evening golden hour | 17:56 – 18:25 |
| Sunset | 18:25 |
| Civil twilight ends | 18:47 |
In Monte Castelo civil twilight lasts 22 minutes at each end of the day today, so it is light enough to walk outdoors from 05:43 to 18:47. 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 |
|---|---|---|---|---|
| Sat, Oct 3 | 06:05 | 18:25 | 12h 19min | +1min 13s |
| Sun, Oct 4 | 06:04 | 18:25 | 12h 21min | +1min 14s |
| Mon, Oct 5 | 06:03 | 18:25 | 12h 22min | +1min 12s |
| Tue, Oct 6 | 06:02 | 18:26 | 12h 23min | +1min 13s |
| Wed, Oct 7 | 06:01 | 18:26 | 12h 24min | +1min 13s |
| Thu, Oct 8 | 06:00 | 18:26 | 12h 25min | +1min 12s |
| Fri, Oct 9 | 06:00 | 18:27 | 12h 27min | +1min 13s |
Day length through the year in Monte Castelo
View data table
| Month | Day length |
|---|---|
| January | 13h 16min |
| February | 12h 47min |
| March | 12h 13min |
| April | 11h 35min |
| May | 11h 06min |
| June | 10h 50min |
| July | 10h 57min |
| August | 11h 23min |
| September | 11h 58min |
| October | 12h 34min |
| November | 13h 07min |
| December | 13h 25min |
How day length changes through the year in Monte Castelo
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 06:30 | 18:36 | 12h 6min |
| June solstice (start of winter) | June 21 | 07:03 | 17:53 | 10h 50min |
| September equinox (start of spring) | September 22 | 06:15 | 18:22 | 12h 6min |
| December solstice (start of summer) | December 21 | 05:41 | 19:07 | 13h 26min |
The longest days in Monte Castelo come around December, with 13h 26min of daylight, and the shortest around June, with 10h 50min. The seasonal swing is 2h 35min, a clearly noticeable change at 21.30° S, where summer evenings stay light much longer than winter ones.
Time zone and comparison with the state capital
Monte Castelo 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 Paulo, the state capital (564 km away), the Sun rises 21 min later on the clock and sets 19 min later. Today's daylight is 12h 19min here versus 12h 21min in São Paulo.
Moon today
Today the Moon is Last Quarter, with about 45% of its disc lit and an age of 22.6 days. See the full moon calendar.
Monte Castelo at a glance
- StateSão Paulo (SP)
- Coordinates21.30° S, 51.57° W
- Time zoneUTC-3 (America/Sao_Paulo)
- Area code (DDD)18
- IBGE code3531605
- Difference from BrasíliaSame time as Brasília
Cities near Monte Castelo
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Nova Guataporanga | 9 km | 06:05 | 18:25 |
| Tupi Paulista | 9 km | 06:05 | 18:25 |
| São João do Pau d'Alho | 11 km | 06:05 | 18:25 |
| Santa Mercedes | 20 km | 06:06 | 18:26 |
| Dracena | 21 km | 06:05 | 18:25 |
| Nova Independência | 23 km | 06:05 | 18:25 |
See also
- Sunrise and sunset in São Paulo and all its cities
- Sunrise and sunset in São Paulo, the capital of São Paulo
- Current time in São Paulo
- 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.