Today, Saturday, October 3, 2026, the Sun rises at 05:04 and sets at 17:17 in Santa Terezinha (MT), local time UTC-4. Daylight lasts 12h 12min, 35s more than yesterday.
The Sun today in Santa Terezinha
It's daytime now Sunset in 6h 17min.
Compared with yesterday, today is 35s longer, and tomorrow will be 35s longer than today: in Santa Terezinha the days are getting longer, heading toward the December 21 solstice. Solar noon, when the Sun crosses the local meridian, falls at 11:11, which is 49 minutes before 12:00 on the clock. That gap comes from the position of Santa Terezinha 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 | 04:43 |
| Morning golden hour | 05:04 – 05:32 |
| Sunrise | 05:04 |
| Solar noon | 11:11 |
| Evening golden hour | 16:49 – 17:17 |
| Sunset | 17:17 |
| Civil twilight ends | 17:38 |
In Santa Terezinha civil twilight lasts 21 minutes at each end of the day today, so it is light enough to walk outdoors from 04:43 to 17:38. 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 | 05:04 | 17:17 | 12h 12min | +35s |
| Sun, Oct 4 | 05:04 | 17:17 | 12h 13min | +35s |
| Mon, Oct 5 | 05:03 | 17:17 | 12h 13min | +35s |
| Tue, Oct 6 | 05:02 | 17:17 | 12h 14min | +34s |
| Wed, Oct 7 | 05:02 | 17:17 | 12h 15min | +35s |
| Thu, Oct 8 | 05:01 | 17:17 | 12h 15min | +35s |
| Fri, Oct 9 | 05:01 | 17:17 | 12h 16min | +35s |
Day length through the year in Santa Terezinha
View data table
| Month | Day length |
|---|---|
| January | 12h 40min |
| February | 12h 25min |
| March | 12h 09min |
| April | 11h 51min |
| May | 11h 38min |
| June | 11h 30min |
| July | 11h 34min |
| August | 11h 45min |
| September | 12h 02min |
| October | 12h 19min |
| November | 12h 35min |
| December | 12h 44min |
How day length changes through the year in Santa Terezinha
| Key date | Date | Sunrise | Sunset | Length |
|---|---|---|---|---|
| March equinox (start of autumn) | March 20 | 05:26 | 17:32 | 12h 6min |
| June solstice (start of winter) | June 21 | 05:38 | 17:09 | 11h 30min |
| September equinox (start of spring) | September 22 | 05:11 | 17:18 | 12h 6min |
| December solstice (start of summer) | December 21 | 04:57 | 17:42 | 12h 44min |
The longest days in Santa Terezinha come around December, with 12h 44min of daylight, and the shortest around June, with 11h 30min. The seasonal swing is 1h 13min, a modest change typical of the tropics (10.47° S).
Time zone and comparison with the state capital
Santa Terezinha 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 Cuiabá, the state capital (831 km away), the Sun rises 21 min earlier on the clock and sets 24 min earlier. Today's daylight is 12h 12min here versus 12h 16min in Cuiabá.
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.
Santa Terezinha at a glance
- StateMato Grosso (MT)
- Coordinates10.47° S, 50.51° W
- Time zoneUTC-4 (America/Porto_Velho)
- Area code (DDD)66
- IBGE code5107776
- Difference from Brasília1 hour behind Brasília
Cities near Santa Terezinha
| City | Distance | Sunrise | Sunset |
|---|---|---|---|
| Vila Rica | 83 km | 05:07 | 17:19 |
| Luciara | 85 km | 05:05 | 17:18 |
| Confresa | 117 km | 05:08 | 17:21 |
| São Félix do Araguaia | 128 km | 05:05 | 17:18 |
| Porto Alegre do Norte | 131 km | 05:09 | 17:22 |
| Canabrava do Norte | 157 km | 05:09 | 17:22 |
See also
- Sunrise and sunset in Mato Grosso and all its cities
- Sunrise and sunset in Cuiabá, the capital of Mato Grosso
- Current time in Mato Grosso
- 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.