Current Time in Guam 🇬🇺
Check the current local time anywhere in Guam. Below you'll find live clocks for Guam's major cities, its time zone and UTC offset, and its largest cities by population.
Capital City: Hagatna
- Dededo Village (Pop. 44,943)
- Yigo Village (Pop. 20,539)
- Tamuning-Tumon-Harmon Village (Pop. 19,685)
- Mangilao Village (Pop. 15,191)
- Hagatna (Pop. 1,000)
ISO Alpha-2: GU
ISO Alpha-3: GUM
UTC Offset: UTC+10:00
Time Zones: ChST
Current Time in Major Cities in Guam
- Dededo Village Wed 04:23:57
- Hagatna Wed 04:23:57
- Mangilao Village Wed 04:23:57
- Tamuning-Tumon-Harmon Village Wed 04:23:57
- Yigo Village Wed 04:23:57
| City | Current Time |
|---|---|
| Dededo Village | Wed 04:23:57 |
| Hagatna | Wed 04:23:57 |
| Mangilao Village | Wed 04:23:57 |
| Tamuning-Tumon-Harmon Village | Wed 04:23:57 |
| Yigo Village | Wed 04:23:57 |
IANA time zones in Guam
Guam maps to the following IANA time-zone database entries. Open any zone for its current time, UTC offset, daylight-saving rules and the cities and countries that use it.
- Pacific/Guam ChST · UTC+10:00
Does Guam have multiple time zones?
Guam is listed with one main IANA time zone on Alarm.now. That makes the national clock easier to read, but you should still check a specific city clock when scheduling travel, calls, or deadlines.
Why this matters
A country name is a broad signal. City and IANA pages give Google and users the exact time entity: place, time-zone rule set, UTC offset, and daylight-saving context.
Time in Guam at a glance
| Current main time | 04:23 on Wednesday |
|---|---|
| Time zones | 1 (one nationwide time) |
| Daylight saving | No - Same time all year |
| Zone names | ChST |
| Capital | Hagatna |
| Cities tracked | 5 |
How many time zones does Guam have?
Guam keeps one time zone across the whole country, so the clock reads the same everywhere - Currently UTC+10:00.
Does Guam change its clocks for daylight saving?
No. Guam stays on the same UTC offset all year. There are no daylight saving changes, so you never have to move the clocks. Want the full picture? Read our guide to daylight saving time.
How to convert time in Guam
For a quick UTC comparison using the main displayed clock: 12:00 UTC = 22:00 local time, and 09:00 local time = 23:00 UTC. If Guam has more than one time zone, use the city and IANA zone links on this page for the exact local rule, or drop any two places into the time zone converter to get the answer instantly.
Best time to call or schedule with Guam
For scheduling, start with the live clock above, then check the city page for Dededo Village or another major city in Guam. City pages include sunrise/sunset, local DST status, and time-difference tables against major world hubs. To compare several places at a glance, line them up side by side on the world clock.
Major cities in Guam
The capital of Guam is Hagatna. The biggest cities in Guam include Dededo Village, Yigo Village, Tamuning-Tumon-Harmon Village, Mangilao Village and Hagatna. Open any city to see its live clock, sunrise and sunset times, and how far ahead or behind it is from other places.
💡 Tip: Need the time in a specific city? Use the list above - Every city in Guam has its own live clock and time-difference table.
Time in Guam - Frequently asked questions
How many time zones does Guam have?
Guam uses one time zone nationwide.
Does Guam use daylight saving time?
No - Guam keeps the same UTC offset all year.
What time is it in Guam right now?
It is about 04:23 on Wednesday in the main time zone of Guam. The clock above updates every second.
What is the capital of Guam?
The capital of Guam is Hagatna. Open its page to see the current local time there.
How Alarm.now builds the Guam time page
Country, city, and IANA time-zone signals
This page connects Guam to its live city clocks, listed IANA time zone, UTC offset, and daylight-saving context. The capital city signal is Hagatna, and each linked city page gives the more precise local clock and scheduling notes.
Country entity signals on this page
Alarm.now uses stable country identifiers plus live clock data so this page is not just a list of similar time links. The signals below describe the country entity, its crawlable city cluster, and its time-zone coverage.
| Country | Guam 🇬🇺 |
|---|---|
| ISO identifiers | GU / GUM |
| Capital city clock | Hagatna |
| City pages in cluster | 5 crawlable city clocks |
| IANA time zones | 1 listed zone |
| Representative UTC offset | UTC+10:00 |
Best next pages for crawl flow
From this country overview, Google and users can move naturally to Hagatna time, the IANA time-zone index, and the time zone converter for future-date checks.
When to use a city page instead
Use this country page for the overview. Use a specific city or IANA time zone page when you need the exact rule set for calendars, travel, code, or future meetings.