Hagåtña runs on UTC+10 (ChST) every day of the year, with no daylight saving time.
Hagåtña and your time
Hagåtña at a glance
| Country | Guam |
|---|---|
| Region | Hagatna |
| Capital of | Guam |
| Time zone | Pacific/Guam |
| Abbreviation now | ChST |
| UTC offset now | UTC+10 |
| Daylight saving time | Not observed since 1977 |
| Coordinates | 13.48° N, 144.75° E |
Time zone in Hagåtña
The clocks in Hagåtña follow Pacific/Guam and do not move with the seasons. The last daylight saving period here was in 1977. Since then the offset has stayed at UTC+10.
Hagåtña is the capital, and all of Guam keeps this time.
Clock changes in Hagåtña, 2026 and 2027
No clock changes are scheduled in Hagåtña for 2026 or 2027.
Time difference between Hagåtña and other cities
Take 9:00 AM in Hagåtña: the clock reads 6:00 PM (previous day) in New York, 10:00 AM in Sydney and 3:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 15 h behind | 15 h behind | 14 h behind | None |
| Los Angeles (United States) | --:-- | 18 h behind | 18 h behind | 17 h behind | None |
| London (United Kingdom) | --:-- | 10 h behind | 10 h behind | 9 h behind | None |
| Paris (France) | --:-- | 9 h behind | 9 h behind | 8 h behind | None |
| Dubai (United Arab Emirates) | --:-- | 6 h behind | 6 h behind | 6 h behind | 2 h |
| Mumbai (India) | --:-- | 4 h 30 min behind | 4 h 30 min behind | 4 h 30 min behind | 3 h 30 min |
| Singapore | --:-- | 2 h behind | 2 h behind | 2 h behind | 6 h |
| Tokyo (Japan) | --:-- | 1 h behind | 1 h behind | 1 h behind | 7 h |
| Sydney (Australia) | --:-- | 1 h ahead | 1 h ahead | Same time | 7 h |
| UTC | --:-- | 10 h behind | 10 h behind | 10 h behind | None |
Because Hagåtña keeps one offset all year, any change in the gap comes from the other city’s daylight saving time. Compare the January and July columns.
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, sunset and day length in Hagåtña
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Being in the tropics, Hagåtña sees little change in day length: the longest day (12 hours 55 minutes) is only 1 hour 35 minutes longer than the shortest (11 hours 20 minutes). Sunrise stays between 5:53 AM and 6:49 AM all year.
Daylight through the year in Hagåtña
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 21 | 6:25 AM | 6:32 PM | 12 h 7 min |
| June solstice | June 21 | 5:55 AM | 6:50 PM | 12 h 55 min |
| September equinox | September 23 | 6:10 AM | 6:17 PM | 12 h 7 min |
| December solstice | December 22 | 6:39 AM | 5:59 PM | 11 h 20 min |
When the sun is highest in Hagåtña
Hagåtña lies close to the centre of its time zone, so the sun is highest at about 12:20 PM on standard time, close to clock noon.
Places close to Hagåtña
Every city below shares Hagåtña’s clock.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Dededo | 11 km (7 mi) | --:-- | Same time |
| Saipan (Northern Mariana Islands) | 221 km (138 mi) | --:-- | Same time |
More cities in Guam
All time zones and cities in Guam
Plan around the time in Hagåtña
- Convert a time to or from Hagåtña: pick a date and time and see it in every city on your list.
- Add Hagåtña to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Hagåtña and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Hagåtña in?
Hagåtña uses the Pacific/Guam time zone, which is UTC+10 (ChST) all year.
Does Hagåtña use daylight saving time?
Not any more. Hagåtña last changed its clocks for daylight saving time in 1977 and now stays on UTC+10 all year.
What is the time difference between Hagåtña and New York?
Hagåtña is 15 hours ahead of New York in January and 14 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Hagåtña does not.
How long is the longest day in Hagåtña?
About 12 hours 55 minutes, around the June solstice. The shortest day, around the December solstice, has about 11 hours 20 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.