UTC−10:00

UTC−10:00

UTC−10:00 ~ 150 degrees W – all year − (behind) UTC + (ahead) 12 11 10 09 08 07 06 05 04 03 02 01 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 09 30 04 30 03 30 03 30 04 30 05 30 06 30 09 30 10 30 11 30 05 45 12 45 Areas in a darker shade use daylight saving time. The base color shows the standard time.
Meridians
Central	150 degrees W
Western border (nautical)	157.5 degrees W
Eastern border (nautical)	142.5 degrees W
Other
Date-time group (DTG)	W
External links

UTC−10: Blue (December), Orange (June), Yellow (all year round), Light Blue - Sea areas

UTC−10:00 is a time offset that subtracts 10 hours from Coordinated Universal Time (UTC). This time is used in: Hawaii, Alaska, French Polynesia & Cook islands (NZ)

Hawaii–Aleutian Standard Time (Northern Hemisphere winter)

Main article: Hawaii–Aleutian Time Zone

• United States
  • Alaska
    • Aleutian Islands (Alaska west of 169° 30′ West)

As standard time (all year round)

• Cook Islands (NZ)
• French Polynesia
  • Society Islands including Tahiti,
  • Tuamotu Archipelago, and
  • Austral and Bass Islands
• United States (Hawaii–Aleutian Time Zone)
  • Hawaii
  • Johnston Atoll