Guides

UTC−10: current time and where it is used

UTC−10 is 10 hours behind Coordinated Universal Time. In 2026, 4 IANA time zones use it, across 3 countries. 3 are on it at build time; the rest use it for part of the year.

Current time at UTC−10
UTC−104:08 AMThu, Oct 22
UTC2:08 PMThu, Oct 22

Calculated from your device clock at the fixed UTC−10 offset.

Quick reference
  • Midnight UTC is2:00 PM the previous day
  • 9:00 AM at UTC−10 is7:00 PM UTC
  • ISO 8601 suffix-10:00

Countries and places on UTC−10 in 2026

Calculated from the IANA time zone database at build time. Each row is one set of clock rules; local dates.

CountryZone and major placesOn UTC−10Other offset
Cook IslandsPacific/Rarotonga
Rarotonga		All year—
French PolynesiaPacific/Tahiti
Papeete		All year—
United StatesPacific/Honolulu
Honolulu, Wahiawa, Hilo		All year—
America/Adak
Atka		Jan 1 – Mar 8 and Nov 1 – Dec 31UTC−9

UTC−10 conversion table

Every hour at UTC−10, converted at fixed offsets.

UTC−10UTC+0UTC−5UTC−8UTC+1UTC+5:30UTC+8
12:00 AM10:00 AM5:00 AM2:00 AM11:00 AM3:30 PM6:00 PM
1:00 AM11:00 AM6:00 AM3:00 AM12:00 PM4:30 PM7:00 PM
2:00 AM12:00 PM7:00 AM4:00 AM1:00 PM5:30 PM8:00 PM
3:00 AM1:00 PM8:00 AM5:00 AM2:00 PM6:30 PM9:00 PM
4:00 AM2:00 PM9:00 AM6:00 AM3:00 PM7:30 PM10:00 PM
5:00 AM3:00 PM10:00 AM7:00 AM4:00 PM8:30 PM11:00 PM
6:00 AM4:00 PM11:00 AM8:00 AM5:00 PM9:30 PM12:00 AMnext day
7:00 AM5:00 PM12:00 PM9:00 AM6:00 PM10:30 PM1:00 AMnext day
8:00 AM6:00 PM1:00 PM10:00 AM7:00 PM11:30 PM2:00 AMnext day
9:00 AM7:00 PM2:00 PM11:00 AM8:00 PM12:30 AMnext day3:00 AMnext day
10:00 AM8:00 PM3:00 PM12:00 PM9:00 PM1:30 AMnext day4:00 AMnext day
11:00 AM9:00 PM4:00 PM1:00 PM10:00 PM2:30 AMnext day5:00 AMnext day
12:00 PM10:00 PM5:00 PM2:00 PM11:00 PM3:30 AMnext day6:00 AMnext day
1:00 PM11:00 PM6:00 PM3:00 PM12:00 AMnext day4:30 AMnext day7:00 AMnext day
2:00 PM12:00 AMnext day7:00 PM4:00 PM1:00 AMnext day5:30 AMnext day8:00 AMnext day
3:00 PM1:00 AMnext day8:00 PM5:00 PM2:00 AMnext day6:30 AMnext day9:00 AMnext day
4:00 PM2:00 AMnext day9:00 PM6:00 PM3:00 AMnext day7:30 AMnext day10:00 AMnext day
5:00 PM3:00 AMnext day10:00 PM7:00 PM4:00 AMnext day8:30 AMnext day11:00 AMnext day
6:00 PM4:00 AMnext day11:00 PM8:00 PM5:00 AMnext day9:30 AMnext day12:00 PMnext day
7:00 PM5:00 AMnext day12:00 AMnext day9:00 PM6:00 AMnext day10:30 AMnext day1:00 PMnext day
8:00 PM6:00 AMnext day1:00 AMnext day10:00 PM7:00 AMnext day11:30 AMnext day2:00 PMnext day
9:00 PM7:00 AMnext day2:00 AMnext day11:00 PM8:00 AMnext day12:30 PMnext day3:00 PMnext day
10:00 PM8:00 AMnext day3:00 AMnext day12:00 AMnext day9:00 AMnext day1:30 PMnext day4:00 PMnext day
11:00 PM9:00 AMnext day4:00 AMnext day1:00 AMnext day10:00 AMnext day2:30 PMnext day5:00 PMnext day

Highlighted rows: 9 am – 5 pm at UTC−10. To convert local time in a city, use the city: its offset may change with the date.