Guam Travel Risk Overview
Is Guam safe right now? Checked 16 October 2026
Guam scores 34/100 on our travel risk index (Moderate). Canada says: exercise normal security precautions. The US State Department does not issue advice for Guam. No change in government advice in the last 7 days.
Guam has a Travel Risk Calculator score of 34 out of 100 (moderate risk tier); city-level files are available for 2 cities. The score combines five layers (security, crime and scams, health and medical access, natural hazards, current alerts) built from government advisories and open data. This page also covers nine safety categories (crime, disease & health, government advisory, political & civil unrest, natural disaster & weather, transport & route, environmental, digital security, money safety), the current US State Department advisory, GDACS disaster alerts, CDC health notices for Guam, recent news headlines, plus links to every city we have an editorial file for.
Run a personalized Guam assessmentAI safety snapshot · refreshed Oct 16, 2026
Guam currently maintains a moderate risk baseline safety score of 34 out of 100. Active concerns include a red notification for tropical cyclone CHAMPI-26, a Level 1 Global Dengue health notice from the CDC, and recent headlines regarding contaminated water affecting military families.
AI-summarized strictly from the live public-source data below (US State Dept advisory, GDACS, CDC, Google News). Auto-refreshed at most once per day on the first visit. Not official advice.
Live conditions last refreshed: Oct 16, 2026 08:32 UTC
How safe is Guam to visit in 2026?
Guam currently sits at 34/100 on Travel Risk Calculator's five-layer score, which puts it in the moderate-risk tier. Most travelers will be fine in Guam with normal preparation, but a few risk categories warrant attention. The full live US State Department advisory text for Guam, current GDACS disaster alerts, CDC health notices, and recent news headlines are shown in the Live conditions section below. For city-specific files (Hagåtña, Maina), see the City Risk Files section below — they include neighborhood-level scam patterns, transport notes, and medical-access details where available.
Country score
Driven by: natural hazards (50/100) and crime and scams (41/100).
Guam's score of 34 is higher than the scores of 39% of the 241 countries we cover.
Data file
| Source | Editorial regional baseline 2026-05-15 (GPI + State Dept advisory + WHO health/transport + INFORM disaster) |
|---|---|
| Last updated | 2026-05-18 02:25:55 |
| City files | 2 |
Assessment memory
Anonymous assessments help Travel Risk Calculator identify which country and city files deserve deeper review.
| Saved assessments | 0 |
|---|---|
| Average composite | No saved signal yet |
Score layers
Safety categories
Official Government Travel Advisories
Cross-referenced official travel advice from the United States, United Kingdom, and Canada, normalized to a unified 1–4 risk scale.
Department of State
Foreign, Commonwealth & Development Office
Global Affairs Canada
Natural disasters and climate section – added information on El Niño
UK content contains public sector information licensed under the Open Government Licence v3.0. Canadian advice provided by Global Affairs Canada under open government terms. US advice provided by the US Department of State Bureau of Consular Affairs.
What Changed This Month in Guam
Chronological record of verified security, advisory, health, and hazard updates over the past 30 days.
- Oct 14, 2026 GDACS Alert Orange notification for tropical cyclone CHAMPI-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0.175 million . (orange).
- Oct 2, 2026 CDC Notice Level 1 - Global Dengue (Watch).
- Sep 23, 2026 CDC Notice Level 2 - Global Polio (Alert).
- Sep 27, 2026 Score Change Hagåtña risk score moved from 31 to 35 (Method change: scoring v2).
- Sep 27, 2026 Score Change Maina risk score moved from 31 to 35 (Method change: scoring v2).
City Risk Files in Guam
Showing 2 destination files with city-specific safety data in Guam, ranked by demand and population.
Live conditions in Guam
Country-scoped real-time data — official advisory from the US State Department, disaster alerts from GDACS, health notices from the CDC, news from Google News. For city-specific weather and air quality, open any city page below.
Official travel advisory
No current US State Department advisory entry matched Guam in the latest feed. Check the official advisory directory before travel.
Track Guam’s advisory
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Disaster alerts
Active Disaster Alerts
-
Orange notification for tropical cyclone CHAMPI-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0.175 million . ORANGE · country-wide · 2026-10-14
From 14/10/2026 to 16/10/2026, a Tropical Storm (maximum wind speed of 241 km/h) CHAMPI-26 was active in NWPacific. The cyclone affects these countries: Guam (vulnerability Medium). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 0.175 million .
“~N km away” = event centroid within ~500 km of this location; “country-wide” = a national/regional alert that may not be near this specific city. Source: GDACS · fetched 2026-10-16 08:32:18 UTC
Health notices
Health Notices for this Destination
-
Level 1 - Global Dengue WATCH · 2026-10-02
Dengue is a year-round risk in many parts of the world, with outbreaks commonly occurring every 2–5 years. Travelers to risk areas should prevent mosquito bites. Country List : Colombia, Vietnam, Maldives, Bolivia, Cambodia, Kenya, Malaysia, Sri Lanka, Bangladesh, Costa Rica, Mar
-
Level 2 - Global Polio ALERT · 2026-09-23
Some international destinations have circulating poliovirus. Before any international travel, make sure you are up to date on your polio vaccines. Country List : Afghanistan, Algeria, Benin, Cameroon, Chad, Côte d'Ivoire (Ivory Coast), Democratic Republic of the Congo, Niger, Nig
-
Level 1 - Global Measles WATCH · 2025-05-28
Measles cases are rising in many countries around the world. All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, according to CDC's measles vaccination recommendations for international travel. Country List : Afghan
Source: CDC Travelers’ Health · fetched 2026-10-16 07:26:45 UTC
Recent headlines
Recent Headlines · Guam
-
Contaminated water concerns military families in Guam
militaryfamilies.com · 5d ago
Source: Google News · headlines verbatim, dates from publishers · fetched 2026-10-16 07:37:58 UTC
1991–2020 climate normals
Seasonal risk & best time to visit Guam
The most weather-stable two-month window for Guam is February–March, when typical daily temperatures run from about 25°C to 27°C and monthly rain averages 60 mm.
Seasonal planning flags include typhoon season in May–November; heavy rain season in July–October; monsoon in July–October. These are climate patterns, not forecasts.
Climate normals are planning context, not a short-range forecast. Source: Open-Meteo Climate API. Refreshed Sep 11, 2026.
Calculate risk for these travel dates Compare seasonal windows →
Emergency Numbers
| Police | 911 |
|---|---|
| Ambulance | 911 |
| Fire | 911 |
| General emergency | 911 |
Backfilled from the public international emergency-number registry. The GSM standard 112 (and 911 in the Americas) is redirected to local emergency services on mobile networks in most countries. Verify locally on arrival.
Frequently asked questions
Is Guam safe?
Guam currently scores 34/100 on our composite travel risk index (moderate risk; lower is safer). Official advice can change quickly, so check it again shortly before you travel.
What is the current travel advisory for Guam?
Current official government advisories for Guam: Canada advises: Exercise normal security precautions.
Is Guam safe to visit right now?
Mostly safe with normal precautions. Guam has a few categories that warrant planning — read the breakdown below and check the live US State Department advisory. Composite baseline: 34/100 (Moderate risk). Always cross-check with your home country's foreign-ministry advisory within 7 days of departure; the live US State Department advisory is shown above. Last refreshed October 2026.
When is the best time to visit Guam?
February–March is the most weather-stable two-month window in the stored 1991-2020 normals. The most weather-stable two-month window for Guam is February–March, when typical daily temperatures run from about 25°C to 27°C and monthly rain averages 60 mm.
What is the rainy, hurricane, or severe-weather season in Guam?
typhoon season: May–November; heavy rain season: July–October; monsoon: July–October.
Community Safety Sentiment
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Disclaimer
Travel Risk Calculator provides estimated travel-threat information for preparation purposes only. It does not replace official government advisories, medical advice, emergency alerts, immigration rules, insurance advice, police guidance, embassy information, or professional security consultation.