TRC TRAVEL RISK CALCULATOR

Indonesia · Jawa Tengah · Updated October 3, 2026

Semarang Travel Risk — Moderate Risk (45/100)

Is Semarang safe right now? Checked 16 October 2026

Semarang scores 45/100 on our travel risk index (Moderate). 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.

Best for
Political instability (score 15)
Watch out for
Natural disasters (score 45)
Last updated
October 3, 2026

Semarang, Indonesia has a current Travel Risk Calculator composite score of 45 out of 100 (moderate risk tier); the highest-rated risk category is natural disasters at 45/100; the lowest-rated category is political instability at 15/100; last updated October 3, 2026. For official nationwide security advisories, entry requirements, and health notices, see the Indonesia travel risk page. Real-time conditions below include live weather, official advisory levels, GDACS disaster alerts, and current news.

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How safe is Semarang to visit in 2026?

Semarang currently sits at 45/100 on our composite travel-risk index, which puts it in the moderate-risk tier. Most travelers will be fine with normal precautions, but a few categories below score high enough that planning matters. The highest-rated risk category for Semarang is natural disasters (45/100), and the lowest is political instability (15/100). This page was last updated on October 3, 2026; the baseline category scores reflect analytical indicators, layered with live conditions throughout the day. Live conditions — weather and air quality every 30 minutes, US State Department advisory every 6 hours, GDACS disaster alerts every 30 minutes, CDC health notices every 12 hours, and news every hour — are cached at the source and refreshed automatically when stale.

Composite: 45/100 Tier: Moderate Top risk: Natural disasters (45) Lowest risk: Political instability (15) Updated: October 3, 2026

Driven by: security (52/100) and natural hazards (61/100).

A score of 45 is higher than the scores of 59% of the 241 countries we cover.

AI safety snapshot · refreshed Oct 8, 2026

Semarang, Indonesia currently has a moderate risk baseline composite score of 45 out of 100 and a US State Department advisory level of 2. Travelers should also be aware of an active green forest fire notification in the country and a Level 1 global dengue health notice from the CDC.

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 10:37 UTC

What should I do now?

  1. Run a real assessment. Open the calculator for live data (weather, advisory, news) layered onto this baseline.
  2. Natural disasters (score 45/100): Check seasonal hazard (hurricane, monsoon, earthquake) for your dates. Identify hotel evacuation routes on arrival.
  3. Transport safety (score 35/100): Use the safest available transit. For high-risk routes, prefer reputable carriers and avoid late-night driving.
  4. Check your country's advisory. The single most authoritative live signal. Linked at the bottom of every real assessment.

Day vs Night Safety in Semarang

Guidance based on our scores and official advice — not a measured score.

Daytime Daytime Street Safety

Daytime conditions are generally secure along major corridors and commercial districts. Keep bags zipped and avoid displaying high-value items openly.

Nighttime After-Dark Conditions

Risk levels elevate noticeably after dark outside main central zones. Avoid walking alone through unlit parks, alleys, or quiet transit stations; favor pre-booked door-to-door transport.

Safety by Traveler Type in Semarang

Guidance based on our scores and official advice — not a measured score.

No group-specific warning is triggered in Semarang for solo travelers (Crime 35/100 · Transport 35/100), women traveling solo (Crime 35/100), families with children (Health 30/100 · Natural disaster 45/100), older travelers (Health 30/100 · Transport 35/100), business travelers (Digital 30/100 · Money 30/100 · Transport 35/100) and lgbtq+ travelers (Advisory 20/100 · Political 15/100): these scores sit in the low-to-moderate range, so standard precautions apply. Local laws affecting LGBTQ+ travelers and gender-specific incident rates are not captured in our scores; check your government's travel guidance.

Score layers

Security (40%)
52
Crime and scams (20%)
25
Health and medical access (15%)
45
Natural hazards (15%)
61
Current alerts (10%)
10

Safety categories

Source: Grounded open data research & citations

Crime
35
Disease & Health
30
Government Advisory
20
Political/Civil Unrest
15
Natural Disasters
45
Transport
35
Environmental
25

Quick facts

Hospital accessmedium
Airport risklow
Road safetymedium
Public transportmedium
Tourist scam riskmedium
Night safetymedium
Last updatedOctober 3, 2026

Live conditions in Semarang

Real-time data refreshed from public sources — weather and air quality from Open-Meteo, official advisory from the US State Department, disaster alerts from GDACS, health notices from the CDC, news from Google News. For an AI-synthesized briefing tailored to your specific trip, run a personalized assessment.

Official travel advisory

Level 2 · Exercise Increased Caution

Indonesia - Level 2: Exercise Increased Caution

Issued 2026-07-07

Read full advisory → · US Department of State

Disaster alerts

Active Disaster Alerts

  • Green forest fire notification in Indonesia GREEN · country-wide · 2026-10-14

    On 04/10/2026, a forest fire started in Indonesia, until 14/10/2026.

    GDACS report →

  • Green forest fire notification in Indonesia GREEN · country-wide · 2026-10-14

    On 03/10/2026, a forest fire started in Indonesia, until 14/10/2026.

    GDACS report →

  • Green forest fire notification in Indonesia GREEN · country-wide · 2026-10-14

    On 01/10/2026, a forest fire started in Indonesia, until 13/10/2026.

    GDACS report →

  • Green forest fire notification in Indonesia GREEN · country-wide · 2026-10-13

    On 05/10/2026, a forest fire started in Indonesia, until 15/10/2026.

    GDACS report →

  • Green forest fire notification in Indonesia GREEN · country-wide · 2026-10-13

    On 03/10/2026, a forest fire started in Indonesia, until 13/10/2026.

    GDACS report →

“~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 10:37:57 UTC

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 — — — 2 1 1 — — — — — —
Volcanoes 1 — 2 — — — 1 — — — — —

Most flood events within 100 km of Semarang happened in April (2 of 4 in five years).

Source: GDACS, USGS; five years to October 2026.

CDC Traveler Health Notices for Indonesia

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.

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

    CDC notice →

  • 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

    CDC notice →

  • Level 2 - Zika in Indonesia ALERT · 2026-08-07

    Cases of Zika are being reported in returning travelers from Bali, Indonesia. All travelers to Bali should take steps to prevent mosquito bites and sexual transmission of Zika virus during and after travel.

    CDC notice →

  • 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

    CDC notice →

Source: CDC Travelers’ Health · fetched 2026-10-16 07:26:45 UTC

1991–2020 climate normals

Seasonal risk & best time to visit Semarang

The most weather-stable two-month window for Semarang is June–July, when typical daily temperatures run from about 23°C to 31°C and monthly rain averages 47 mm.

Seasonal planning flags include heavy rain season in November–March; cyclone season in November–April; monsoon in November–April. These are climate patterns, not forecasts.

Jan 23°–28° 518 mm heavy rain season
Feb 23°–28° 390 mm heavy rain season
Mar 23°–28° 315 mm heavy rain season
Apr 24°–29° 184 mm cyclone season
May 24°–30° 97 mm
Jun 23°–30° 58 mm
Jul 23°–31° 37 mm
Aug 23°–31° 34 mm
Sep 24°–32° 63 mm
Oct 24°–31° 130 mm
Nov 24°–30° 218 mm heavy rain season
Dec 24°–29° 351 mm heavy rain season

Climate normals are planning context, not a short-range forecast. Source: Open-Meteo Climate API. Refreshed Oct 2, 2026.

Calculate risk for these travel dates Compare seasonal windows →

Emergency numbers (Indonesia)

Police110
Ambulance118
Fire113
General112

Medical access

Hospital accesslow
Pharmacy accesslow
Emergency responselow
English-speaking careunknown
Evacuation complexitylow

The search results did not provide specific information about hospitals, emergency services, or pharmacies in Semarang. Travelers should plan ahead for medical care and consider bringing a basic medical kit.

Common scam patterns

  • preman_intimidation. Police in Central Java have warned tourists about the presence of premans (organized thugs) at popular sightseeing spots, who may attempt intimidation or petty theft. These groups have been active in several tourist areas of Semarang. Tip: Stay alert, avoid isolated spots, and keep valuables concealed while exploring crowded attractions.
  • illegal_parking_fee. Visitors to the Kota Lama (Old Town) area have reported being forced to pay an unofficial parking charge of around Rp40,000. The fee is demanded by individuals not affiliated with the official parking authority. Tip: Use official parking lots and verify signage before paying any parking fee.

Area notes

  • Kota Lama (Old Town). A historic district popular with visitors but where illegal parking extortion has been reported.
  • Central tourist attractions. Police have highlighted the risk of preman activity around major sightseeing sites.

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Score history

Composite Score Trajectory (0–100)
100 50 0 Jun 30, 2026: 0/100 (Data update) 0 Jun 30, 2026 Sep 27, 2026: 47/100 (Method change (scoring v2)) 47 Sep 27, 2026 Oct 3, 2026: 45/100 (Method change (scoring v2)) 45 Oct 3, 2026
When Score change Tier Reason / source
Oct 3, 2026 47 → 45 moderate Method change (scoring v2)
scoring v2
Sep 27, 2026 30 → 47 moderate Method change (scoring v2)
scoring v2
Jun 30, 2026 0 → 0 unknown Data update
Grounded open data research & citations

Every editorial change to Semarang's composite score is logged here, with the source and reason for the change. Live data overlays (weather, advisories, disaster alerts, news) refresh continuously on their own cadences and are not recorded as score changes — see the Live conditions section above for current overlay state.

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Transparency & Sources

We document the baseline sources, coverage scope, and data inputs for this destination below.

Sources used

  • SimpleMaps World Cities (CC BY 4.0): Coordinates, region, population for Semarang
  • Travel Risk Calculator score (method v2): Security, crime and scams, health, natural hazards and current alerts for Semarang, from US, UK and Canadian advisories, INFORM, World Bank, UCDP, CDC, GDACS, USGS and OpenStreetMap
  • Editorial baseline (Travel Risk Calculator): City-level threat scoring across 9 categories (crime, health, advisory, political, disaster, transport, environmental, digital security, money safety)

Live data overlays on this page refresh asynchronously on the source cadences shown above. Run an assessment to create a trip-specific briefing using your dates and traveler profile.

Baseline scope

  • Category scores represent an analytical baseline, updated from official feeds and public records.

Coverage notes

  • Transport-hub safety notes (airport, train stations).

Methodology · Full data-source registry · Report a correction

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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.