Puerto Rico
AST
United Kingdom
GMT

Time Difference

AST (Atlantic Standard Time) is 4 hours behind GMT (Greenwich Mean Time)
9:00 am09:00 in Rio Grande, Puerto Rico is 1:00 pm13:00 in Dumbarton, United Kingdom

Rio Grande to Dumbarton call time
Best time for a conference call or a meeting is between 8am-2pm in Rio Grande which corresponds to 12pm-6pm in Dumbarton

9:00 am09:00 AST (Atlantic Standard Time) (Rio Grande, Puerto Rico). Offset UTC -4:00 hours
1:00 pm13:00 GMT (Greenwich Mean Time) (Dumbarton, United Kingdom). Offset UTC 0:00 hours

9:00 am09:00 Rio Grande, Puerto Rico / 1:00 pm13:00 Dumbarton, United Kingdom

Rio Grande, Puerto Rico Dumbarton, United Kingdom
12am (midnight) 4am
1am 5am
2am 6am
3am 7am
4am 8am
5am 9am
6am 10am
7am 11am
8am 12pm (noon)
9am 1pm
10am 2pm
11am 3pm
12pm (noon) 4pm
1pm 5pm
2pm 6pm
3pm 7pm
4pm 8pm
5pm 9pm
6pm 10pm
7pm 11pm
8pm 12am (midnight)
9pm 1am
10pm 2am
11pm 3am
0:00 4:00
1:00 5:00
2:00 6:00
3:00 7:00
4:00 8:00
5:00 9:00
6:00 10:00
7:00 11:00
8:00 12:00
9:00 13:00
10:00 14:00
11:00 15:00
12:00 16:00
13:00 17:00
14:00 18:00
15:00 19:00
16:00 20:00
17:00 21:00
18:00 22:00
19:00 23:00
20:00 0:00
21:00 1:00
22:00 2:00
23:00 3:00

Rio Grande Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

Rio Grande Facts

Country
Puerto Rico
Alternative Names
Rio Grande, Rio-Grande, li ao ge lan de, ri'o grande, Рио Гранде, Ріо-Гранде, ریو گرینڈے، پورٹو ریکو, রিও গ্রান্ডে, 里奧格蘭德
Population
13,467
Currency
Dollar (USD)
Geographic Coordinates
18° 22' N Latitude / 65° 49' W Longitude

Dumbarton Information

Time Zone

Abbreviation / Name
GMT - Greenwich Mean Time
BST - British Summer Time
UTC / GMT Offset
0:00 hours during Greenwich Mean Time, currently in use.
+1:00 hour during British Summer Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 1am to 2am Sunday, March 31, 2024 at 1:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 31, 2024, 2:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, October 27, 2024 at 2:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 27, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Dumbarton Facts

Country
United Kingdom
Alternative Names
Dambartan, Dambarton, Dambartonas, Dumbairton, Dumbarton, Dun Breatann, Dùn Breatann, dambrtwn, danbaton, deng ba dun, dmbartwn, Дамбартан, Дамбартон, دامبرتون, دمبارتون, ダンバートン, 登巴頓, 邓巴顿
Population
19,950
Currency
Pound (GBP)
Geographic Coordinates
55° 56' N Latitude / 4° 34' W Longitude
International Dialing Code
+44