Gros Islet keeps UTC−4 (AST) all year. There is no daylight saving time, so the clock never changes.
Gros Islet and your time
Gros Islet at a glance
| Country | St. Lucia |
|---|---|
| Region | Gros-Islet |
| Time zone | America/St_Lucia |
| Abbreviation now | AST |
| UTC offset now | UTC−4 |
| Daylight saving time | Not observed |
| Coordinates | 14.07° N, 60.95° W |
Which time zone Gros Islet uses
The clocks in Gros Islet follow America/St_Lucia and keep UTC−4 through every season. No daylight saving time has been recorded here since 1970.
Gros Islet is on the same time as the rest of St. Lucia, including the capital, Castries.
Clock changes in Gros Islet, 2026 and 2027
No clock changes are scheduled in Gros Islet for 2026 or 2027.
Gros Islet time compared with major cities
Take 9:00 AM in Gros Islet: the clock reads 1:00 PM in London, 12:00 AM (next day) in Sydney and 5:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 1 h behind | 1 h behind | Same time | 7 h |
| Los Angeles (United States) | --:-- | 4 h behind | 4 h behind | 3 h behind | 4 h |
| London (United Kingdom) | --:-- | 4 h ahead | 4 h ahead | 5 h ahead | 4 h |
| Paris (France) | --:-- | 5 h ahead | 5 h ahead | 6 h ahead | 3 h |
| Dubai (United Arab Emirates) | --:-- | 8 h ahead | 8 h ahead | 8 h ahead | None |
| Mumbai (India) | --:-- | 9 h 30 min ahead | 9 h 30 min ahead | 9 h 30 min ahead | None |
| Singapore | --:-- | 12 h ahead | 12 h ahead | 12 h ahead | None |
| Tokyo (Japan) | --:-- | 13 h ahead | 13 h ahead | 13 h ahead | None |
| Sydney (Australia) | --:-- | 15 h ahead | 15 h ahead | 14 h ahead | None |
| UTC | --:-- | 4 h ahead | 4 h ahead | 4 h ahead | 4 h |
Gros Islet never changes its clocks, but many of these cities do. Where the January and July columns disagree, the gap shifts when the other city moves to or from daylight saving time.
Shared office hours is the part of a 9 AM to 5 PM local working day that both cities have in common. Weekends are not taken into account.
Sunrise and sunset in Gros Islet
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Day length barely moves in Gros Islet, from 11 hours 18 minutes to 12 hours 58 minutes. Sunrise and sunset shift by less than an hour across the year.
Daylight through the year in Gros Islet
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:08 AM | 6:15 PM | 12 h 7 min |
| June solstice | June 21 | 5:37 AM | 6:34 PM | 12 h 58 min |
| September equinox | September 22 | 5:53 AM | 6:00 PM | 12 h 7 min |
| December solstice | December 21 | 6:23 AM | 5:41 PM | 11 h 18 min |
Clock time and sun time in Gros Islet
Clock time and sun time line up fairly well in Gros Islet: solar noon falls at about 12:05 PM on standard time.
Places close to Gros Islet
All the places listed below keep the same time as Gros Islet.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Fort-de-France (Martinique) | 61 km (38 mi) | --:-- | Same time |
| Kingstown (St. Vincent and Grenadines) | 106 km (66 mi) | --:-- | Same time |
| Roseau (Dominica) | 145 km (90 mi) | --:-- | Same time |
| Bridgetown (Barbados) | 179 km (111 mi) | --:-- | Same time |
| Basse-Terre (Guadeloupe) | 231 km (143 mi) | --:-- | Same time |
| St. George's (Grenada) | 240 km (149 mi) | --:-- | Same time |
| Les Abymes (Guadeloupe) | 252 km (157 mi) | --:-- | Same time |
Same time now, different rules
These places read the same time as Gros Islet today but follow different rules, so they can drift apart when clocks change.
More cities in St. Lucia
All time zones and cities in St. Lucia
Plan around the time in Gros Islet
- Convert a time to or from Gros Islet: pick a date and time and see it in every city on your list.
- Add Gros Islet to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Gros Islet and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Gros Islet in?
Gros Islet uses the America/St_Lucia time zone, which is UTC−4 (AST) all year.
Does Gros Islet use daylight saving time?
No. Gros Islet stays on UTC−4 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Gros Islet and London?
Gros Islet is 4 hours behind London in January and 5 hours behind London in July, because London moves its clocks for daylight saving time and Gros Islet does not.
Is Gros Islet on the same time as Castries?
Yes. Gros Islet and Castries both use UTC−4 right now.
How long is the longest day in Gros Islet?
About 12 hours 58 minutes, around the June solstice. The shortest day, around the December solstice, has about 11 hours 18 minutes of daylight.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.