Is Cilegon safe? Indonesia travel risk
Is Cilegon safe right now? Checked 16 October 2026
Cilegon scores 50/100 on our travel risk index (Elevated). The US State Department rates Indonesia Level 2 (Exercise Increased Caution, updated 7 Jul 2026); the UK has no advice against travel; Canada says: exercise a high degree of caution (with regional advisories). No GDACS or USGS hazard events within 100 km in the last 14 days. CDC travel health notice: Level 2, Zika in Indonesia (7 Aug 2026). No change in government advice in the last 7 days.
Cilegon scores 50/100 (Elevated). The score combines security, crime and scams, health and medical access, natural hazards and current alerts measured for this location and Indonesia (how it is calculated). The sections below are specific to Cilegon: nearest emergency and transport facilities, local climate normals, 5-year natural hazard history within 100 km.
Driven by: security (52/100) and natural hazards (71/100).
A score of 50 is higher than the scores of 67% of the 241 countries we cover.
Consult the Indonesia travel risk page for nationwide security advisories, entry protocols, and consular warnings.
Location & Spatial Data
In the Banten territory, Cilegon is established at 6.0027° S, 106.0112° E. It lies 92.3 km ESE relative to Jakarta. Time zone observed: Asia/Jakarta.
Banten
6.0027° S, 106.0112° E
18 m
Asia/Jakarta
387,543
Transit Links & Medical Facilities
Proximate Regional Communities (Indonesia)
Climate by Month
Hottest: October (31 °C avg high); Wettest: January (302 mm).
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 28° | 29° | 29° | 30° | 30° | 30° | 30° | 30° | 31° | 31° | 30° | 29° |
| Low °C | 24° | 24° | 24° | 24° | 24° | 24° | 23° | 24° | 24° | 24° | 24° | 24° |
| Rain mm | 302 | 252 | 235 | 191 | 153 | 101 | 66 | 61 | 92 | 147 | 216 | 223 |
Normals: Serang (20.2 km away).
Natural Hazard Calendar & History
5-Year Hazard Calendar (100 km Radius)
| Hazard | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Floods | — | — | — | — | — | — | — | — | — | — | — | 1 |
| Volcanoes | — | 1 | 1 | 1 | — | — | — | — | 1 | — | 1 | — |
| Earthquakes (M5.5+) | 1 | 1 | — | — | — | — | — | — | 1 | — | 1 | 1 |
Most volcanic activity events within 100 km of Cilegon happened in February, March, April, September and November (5 of 5 in five years).
Source: GDACS, USGS; five years to October 2026.
Significant Earthquakes (USGS M5.5+ within 150 km)
5 major seismic events recorded within 150 km over the past 5 years.
- Largest: M6.6 on 14 Jan 2022 (124 km away) — USGS details
- Most recent: M6.5 on 11 Sep 2026 (148 km away) — USGS details
CDC Traveler Health Notices for Indonesia
- Level 2 - Zika in Indonesia (Level 2, 7 Aug 2026)
Source: U.S. Centers for Disease Control and Prevention (Public Domain).
For consular advice on women's safety, LGBT+ travel, and local laws, see the Indonesia travel advice & laws.
Check the official entry requirements for your nationality before you travel. See the Indonesia entry requirements.
Surrounding Places with Full Dossiers
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