Sister Island, Cayman Islands
Sister Island uses the Cayman Islands’ year-round Eastern Standard Time. Its clock is fixed at UTC−5, with no daylight-saving change.
The Moorings, Cayman Islands
Friday, 4 September 2026
UTC−5 · America/Cayman
Time and sun data for The Moorings — the largest city of Sister Island
The sun in The Moorings
Sunrise 06:06 Solar noon 12:20 Sunset 18:33 Daylight 12 h 28 min Night 11 h 32 min Civil twilight 05:43 – 18:56
Cayman Islands · 8 cities
Largest cities
- The Moorings 1 306
- Knob Hill 446
- West End 446
- Cork Landing 97
- Head of Bay 87
- Blossom Point 82
All cities
Current time in Sister Island, Cayman Islands
The displayed time applies across the Sister Islands area, including Cayman Brac and Little Cayman. Although the islands are physically separate from Grand Cayman, they use the same official time as George Town and the rest of the territory.
That shared clock simplifies domestic flights, calls, and other arrangements between the islands. International coordination still needs care because many overseas places alter their clocks during the year. Sister Island does not follow those seasonal changes.
Subtract five hours when converting from UTC. Do not add a time difference for travel from Grand Cayman. Check the overseas location when arranging a recurring call. The channel between the islands is real; the time-zone boundary is not.
Time zone across the Sister Islands
The local zone is Eastern Standard Time, abbreviated EST, and its offset is UTC−5. This offset stays constant throughout the year because daylight saving time is not observed anywhere in the Cayman Islands.
A city that matches Sister Island time during one season may move an hour ahead during another. The apparent change comes from that city’s rules, not from a clock adjustment in Cayman Brac or Little Cayman.
For travel documents and calendar entries, a named Cayman Islands location is preferable to a bare “Eastern” label. The label is used in places with different seasonal practices, while the location makes the intended fixed offset clear.
Settlements, islands, and sunrise
The Sister Islands consist of Cayman Brac and Little Cayman. West End and Stake Bay are among the named settlements on Cayman Brac, while Blossom Village is associated with Little Cayman. Every settlement follows the same civil time, regardless of which island it occupies.
A places list can therefore help with orientation without requiring any clock conversion. It is worth confirming the island as well as the settlement name when using weather, sunrise, or transport information, because conditions and practical travel arrangements may differ.
Sunrise changes gradually with the season and can vary slightly by position. The time displayed for a selected locality should be used for that date. An open seaward horizon may provide a different viewing experience from a site screened by vegetation, buildings, or higher ground.
Select the correct island or settlement. Confirm the date beside the sunrise entry. Allow time for travel before first light. Check weather separately if visibility matters. Dawn begins before sunrise, so an early outdoor plan does not necessarily need to wait for the Sun itself to appear. Conversely, direct sunlight may not become visible at the stated moment when cloud or the local horizon intervenes.
Questions and answers
- Are Cayman Brac and Little Cayman in the same time zone?
- Yes. Both use Eastern Standard Time at UTC−5.
- Is Sister Island time different from Grand Cayman time?
- No. All three Cayman Islands share the same official time.
- Do the Sister Islands observe daylight saving time?
- No. Their clocks remain unchanged throughout the year.