What time zone is Rio Grande City in?

Rio Grande City uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.

When is the next clock change in Rio Grande City?

Clocks in Rio Grande City move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)

Does Rio Grande City observe daylight saving time?

Yes. Rio Grande City observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.

What is the UTC offset of Rio Grande City?

Rio Grande City is UTC−6 in winter and UTC−5 in summer

Current Time in Rio Grande City, Starr County, Texas, USA

3:20:26 AM

03:20:26

Sunday, October 25, 2026

CDT (Central Daylight Time) · UTC−05:00

America/Chicago

Compare Rio Grande City time View Rio Grande City on map

Time zone details

Rio Grande City is observing daylight saving time in 2026

Daylight in Rio Grande City

Sunrise7:40 AMSolar noon1:19 PMSunset6:58 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 days 22 hoursUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: USA
State: Texas
County: Starr County
Place type: City or town
Country currency: US Dollar (USD)

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 14,404
Elevation: 53 m

Geography

Geographic coordinates: 26° 22' N / 98° 49' W

View on map

Convert Rio Grande City time

Compare Rio Grande City with another city or time zone

Clock changes in Rio Grande City

Next clock change

Upcoming

Sunday, November 1, 2026

2:00 AM CDT1:00 AM CST

Clocks move back 1 hour

Sunday, March 8, 2026past
Daylight saving time starts
2:00 AM CST3:00 AM CDT
Clocks move forward 1 hour
Sunday, November 1, 2026upcoming
Daylight saving time ends
2:00 AM CDT1:00 AM CST
Clocks move back 1 hour

Future clock changes, 2027–2030

USA daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 7:40 AM
Solar noon: 1:19 PM
Sunset: 6:58 PM
Daylight duration: 11 hr 18 min1 min 25 sec shorter than the previous day

Civil twilight: 7:16 AM – 7:21 PM
Nautical twilight: 6:49 AM – 7:48 PM
Astronomical twilight: 6:22 AM – 8:15 PM

Full MoonMoon illumination100%

View full Sun & Moon detailsHide full Sun & Moon details

Sunday, October 25, 2026

View Rio Grande City on SavvyTime's time-zone map

Sun

Sunrise: 7:40 AM (east, 103.2°)
Sunset: 6:58 PM (west, 256.6°)
Day length: 11 hr 18 min1 min 25 sec shorter than the previous day
Solar noon: 1:19 PM (51.3° altitude)

Civil twilight

Dawn to dusk: 7:16 AM – 7:21 PM

Additional twilight

Nautical dawn to dusk: 6:49 AM – 7:48 PM
Astronomical dawn to dusk: 6:22 AM – 8:15 PM

Moon

Phase: Full Moon (100% illuminated)
Moonrise: 6:31 PM (east, 72.6°)
Moonset: 7:04 AM (west, 284.3°)
Previous principal phase: First Quarter — Sunday, October 18, 2026 at 11:13 AM
Next principal phase: Full Moon — Sunday, October 25, 2026 at 11:12 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Sunday, October 25	7:40 AM	6:58 PM	11 hr 18 min	1 min 25 sec shorter than the previous day
Monday, October 26	7:40 AM	6:57 PM	11 hr 17 min	1 min 25 sec shorter than the previous day
Tuesday, October 27	7:41 AM	6:56 PM	11 hr 15 min	1 min 24 sec shorter than the previous day
Wednesday, October 28	7:42 AM	6:55 PM	11 hr 14 min	1 min 23 sec shorter than the previous day
Thursday, October 29	7:42 AM	6:55 PM	11 hr 12 min	1 min 23 sec shorter than the previous day
Friday, October 30	7:43 AM	6:54 PM	11 hr 11 min	1 min 22 sec shorter than the previous day
Saturday, October 31	7:43 AM	6:53 PM	11 hr 10 min	1 min 21 sec shorter than the previous day

Weather forecast for Rio Grande City

Loading weather forecast…

Plan around Rio Grande City

Upcoming public holidays in Texas

Wed, Nov 11, 2026Veterans Day
Thu, Nov 26, 2026Thanksgiving Day
Fri, Nov 27, 2026Day after Thanksgiving

Nearby places

Browse places in USA

Frequently asked questions

What time zone is Rio Grande City in?: Rio Grande City uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
When is the next clock change in Rio Grande City?: Clocks in Rio Grande City move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
Does Rio Grande City observe daylight saving time?: Yes. Rio Grande City observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Rio Grande City?: Rio Grande City is UTC−6 in winter and UTC−5 in summer