City of Arnold, Missouri
City of Arnold: a city in Jefferson County, Missouri.
About
City of Arnold is a place located in the county of Jefferson in the U.S. state of Missouri.
Quick Facts about City of Arnold
| State | Missouri (United States) |
| County | Jefferson County |
| Latitude & Longitude | 38.4294,-90.3725 |
| Time Zone | America/Chicago |
| Local time | 07:38:46 (16th September 2026) |
| Weather | 96℉ Slight Chance Showers And Thunderstorms 7-days weather |
Geography
City of Arnold is located at 38°25'46"N 90°22'21"W (38.4294100, -90.3725400).
City of Arnold map
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Weather
96°F
Slight Chance Showers And Thunderstorms
3 mph S
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 105. South wind around 3 mph. Chance of...
7-Day ForecastOther cities in Jefferson County
Cities, towns, neighborhoods & other populated places in Jefferson County , MO.
| City Name | Population | Title |
|---|---|---|
| Arnold | 21,145 | City in Missouri |
| Festus | 12,114 | City in Missouri |
| De Soto | 6,340 | City in Jefferson County, Missouri |
| Pevely | 6,001 | City in Jefferson County, Missouri, United States |
| Barnhart | 5,682 | Census designated place |
| Crystal City | 4,700 | City in Jefferson County, Missouri, United States |
| High Ridge | 4,305 | Census designated place |
| Herculaneum | 4,261 | Roman town |
| Riverside | 3,528 | City in Platte County, Missouri, United States |
| Hillsboro | 3,355 | City in Missouri, United States |
| Byrnes Mill | 3,015 | City in Jefferson County, Missouri, United States |