What time zone is Fronteiras in?

Fronteiras currently uses Brasilia Standard Time (UTC−03:00). Its IANA time zone is America/Fortaleza.

What is the UTC offset in Fronteiras right now?

Fronteiras is currently UTC−03:00

Current Time in Fronteiras, Piauí, Brazil

10:38:30 PM

22:38:30

Friday, September 18, 2026

-03 (Brasilia Standard Time) · UTC−03:00

America/Fortaleza

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Time zone details

Fronteiras does not observe daylight saving time in 2026

Daylight in Fronteiras

Sunrise5:34 AMSolar noon11:36 AMSunset5:38 PM

Clock change statusNo clock changes are scheduled for Fronteiras in the next 12 monthsView schedule Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: Brazil
Administrative area: Piauí
Place type: Populated place
Country currency: Brazilian Real (BRL)

Practical

Languages: Portuguese, Spanish, English, French
Dialing code: +55
Population: 11,659
Elevation: Approximately 428 m (DEM estimate)

Geography

Geographic coordinates: 7° 05' S / 40° 36' W

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Clock changes in Fronteiras

2026

No clock or time-zone designation changes in 2026

Future clock changes, 2027–2030

Sun & Moon details

Sunrise: 5:34 AM
Solar noon: 11:36 AM
Sunset: 5:38 PM
Daylight duration: 12 hr 05 min24 sec longer than the previous day

Civil twilight: 5:13 AM – 5:59 PM
Nautical twilight: 4:49 AM – 6:24 PM
Astronomical twilight: 4:25 AM – 6:48 PM

First QuarterMoon illumination48%

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Friday, September 18, 2026

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Sun

Sunrise: 5:34 AM (east, 88.3°)
Sunset: 5:38 PM (west, 271.5°)
Day length: 12 hr 05 min24 sec longer than the previous day
Solar noon: 11:36 AM (81.2° altitude)

Civil twilight

Dawn to dusk: 5:13 AM – 5:59 PM

Additional twilight

Nautical dawn to dusk: 4:49 AM – 6:24 PM
Astronomical dawn to dusk: 4:25 AM – 6:48 PM

Moon

Phase: First Quarter (48% illuminated)
Moonrise: 11:04 AM (southeast, 118.3°)
Moonset: No event on this local date
Previous principal phase: First Quarter — Friday, September 18, 2026 at 5:44 PM
Next principal phase: Full Moon — Saturday, September 26, 2026 at 1:49 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Friday, September 18	5:34 AM	5:38 PM	12 hr 05 min	24 sec longer than the previous day
Saturday, September 19	5:33 AM	5:38 PM	12 hr 05 min	23 sec longer than the previous day
Sunday, September 20	5:33 AM	5:38 PM	12 hr 05 min	23 sec longer than the previous day
Monday, September 21	5:32 AM	5:38 PM	12 hr 06 min	23 sec longer than the previous day
Tuesday, September 22	5:32 AM	5:38 PM	12 hr 06 min	23 sec longer than the previous day
Wednesday, September 23	5:31 AM	5:38 PM	12 hr 07 min	24 sec longer than the previous day
Thursday, September 24	5:31 AM	5:37 PM	12 hr 07 min	23 sec longer than the previous day

Weather forecast for Fronteiras

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Plan around Fronteiras

Upcoming public holidays in Piauí

Sun, Oct 4, 2026Election Day
Mon, Oct 12, 2026Our Lady of Aparecida
Mon, Oct 19, 2026Dia do Piauí

Frequently asked questions

What time zone is Fronteiras in?: Fronteiras currently uses Brasilia Standard Time (UTC−03:00). Its IANA time zone is America/Fortaleza.
When is the next clock change in Fronteiras?: No clock changes are scheduled for Fronteiras in the next 12 months
Does Fronteiras observe daylight saving time?: Fronteiras does not observe daylight saving time in 2026
What is the UTC offset in Fronteiras right now?: Fronteiras is currently UTC−03:00