Time Difference from Guam to Major World Cities
Visual offset comparison between Guam and key financial and international communication centers:
Drag the timeline scrubber to compare local hours across both locations:
Pacific/Guam Timezone Specifications & DST Rules
About the ChST Abbreviation
ChST stands for Pacific/Guam. It is observed across central and western Africa at UTC +10:00.
Travel, Infrastructure & Business Essentials for Guam
Essential practical information for international business travelers, digital nomads, and expats visiting Guam:
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Related Cities in the Same Region & Timezone
Major commercial and administrative hubs in neighboring territories sharing direct regional links with Guam:
Frequently Asked Questions about Guam Time
What is the current local time and timezone in Guam?
Guam operates on Pacific/Guam (abbreviated as ChST). The standard offset is UTC +10:00.
What does ChST timezone stand for?
ChST stands for Pacific/Guam. It is 1 hour ahead of Greenwich Mean Time (GMT+1 / UTC+1).
Does Guam change clocks for Daylight Saving Time (DST)?
No, Guam does not observe Daylight Saving Time. The local time remains constant throughout the entire year at UTC +10:00 without seasonal clock shifts.
What power plug and voltage adapter do I need for Guam?
Guam uses plug types A and B with a standard voltage of 110V at 60Hz.
How can I convert time or schedule calls with Guam?
You can use the interactive 24-hour dual-slider converter directly on this page, or visit our Time Difference Tool and Meeting Planner to schedule seamless cross-timezone calls.