Is O'Fallon safe? United States travel risk
Is O'Fallon safe right now? Checked 17 October 2026
O'Fallon scores 35/100 on our travel risk index (Moderate). The UK has no advice against travel; Canada says: exercise normal security precautions. The US State Department does not issue advice for United States. No GDACS or USGS hazard events within 100 km in the last 14 days. No change in government advice in the last 7 days.
O'Fallon scores 35/100 (Moderate). The score combines security, crime and scams, health and medical access, natural hazards and current alerts measured for this location and United States (how it is calculated). The sections below are specific to O'Fallon: nearest emergency and transport facilities, local climate normals.
Driven by: security (35/100) and crime and scams (47/100).
A score of 35 is higher than 29% of the cities we score.
Consult the United States travel risk page for nationwide security advisories, entry protocols, and consular warnings.
Local Geographic Profile
Geographically located in Missouri (38.7850° N, 90.7175° W), O'Fallon sits 1,185.5 km E from Washington at 165 m elevation.
Missouri
38.7850° N, 90.7175° W
165 m
America/Chicago
92,697
Emergency & Transport Infrastructure
Surrounding Localities in United States
Climate by Month
Hottest: July (33 °C avg high); Wettest: May (113 mm).
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 5° | 8° | 13° | 20° | 24° | 29° | 33° | 32° | 28° | 21° | 12° | 6° |
| Low °C | -4° | -2° | 3° | 9° | 14° | 19° | 22° | 22° | 18° | 11° | 4° | -2° |
| Rain mm | 54 | 60 | 103 | 110 | 113 | 106 | 67 | 73 | 65 | 72 | 93 | 77 |
Normals: St. Louis (44.2 km away).
Natural Hazard Calendar & History
No GDACS or USGS events recorded within 100 km in the past five years.
For consular advice on women's safety, LGBT+ travel, and local laws, see the United States travel advice & laws.
Check the official entry requirements for your nationality before you travel. See the United States entry requirements.
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