🇵🇷 Rio Grande, Puerto Rico · Daytime

Time in Rio Grande

10

10:12 AM · Saturday, October 17, 2026

  • AST
  • UTC-4
  • America/Puerto Rico
Sunrise
06:18
Sunset
18:00
Daylight
11 h 42 min

The day in Rio Grande, hour by hour

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Rio Grande 10:12 10:12 AM
Rio Grande 10:12 10:12 AM You –:–
🇵🇷 Rio Grande

10:12 10:12 AM

Atlantic Standard Time · UTC-4

When you and Rio Grande are both at the desk

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Working hours
🇵🇷 Rio Grande
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
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Compare Rio Grande with another city

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Time in Rio Grande, in detail

  • Time zone AST Atlantic Standard Time
  • UTC offset UTC-4 IANA zone America/Puerto_Rico
  • Daylight saving Not observed Rio Grande keeps the same offset all year.
  • Sunrise 06:18 Solar noon at 12:09
  • Sunset 18:00 11 h 42 min of daylight
  • People on this clock 13,467 Puerto Rico
  • Coordinates 18.38°, -65.83° Sunrise and sunset are calculated from this position.

Time in Rio Grande: common questions

What time zone is Rio Grande in?
Rio Grande uses Atlantic Standard Time, IANA time zone America/Puerto_Rico. The current offset is UTC−4.
Which UTC offset does Rio Grande use?
Rio Grande stays on UTC−4 in every season.
Does Rio Grande switch to summer time?
No, Rio Grande does not switch to summer time; the clocks stay on UTC−4.
How long is the day in Rio Grande today?
On October 17 there are 11 hours and 42 minutes of daylight in Rio Grande: the sun rises at 6:17 AM and sets at 5:59 PM.
Which other places are on the same time as Rio Grande?
The same time as in Rio Grande, UTC−4, is used right now in the United States, in Canada, in Venezuela, in Bolivia, in Cuba, in Haiti, and in 22 other countries and territories.
How does the time in Rio Grande compare with Lisbon, Chiang Mai, or Mexico City?
Taking Rio Grande as the reference, Lisbon is 5 hours ahead, Chiang Mai is 11 hours ahead, and Mexico City is 2 hours behind.
Show times on the 12-hour clock, temperatures in °F and distances in miles?