Petersburg in numbers
- Coordinates
- 38.5917, -87.8311
- Elevation
- 153 m above sea level
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 936 km away
- Same name
- 46 more places in the world share this name
Find the present-moment local time in Petersburg, Illinois, United States, which uses America/Chicago (−6).
Petersburg, United States
Sunday, 8 November 2026
UTC−6 · America/Chicago
Local time in Petersburg
UTC−6 · no daylight saving time
Petersburg keeps America/Chicago clock_time.
Sunrise 6:27 AM Solar noon 11:36 AM Sunset 4:46 PM Daylight 10 h 19 min Night 13 h 41 min Civil twilight 5:59 AM – 5:14 PM
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
12 postal codes cover the territory of Petersburg.
Petersburg runs on America/Chicago, which sits UTC−6 relative to Coordinated Universal Time. Daylight saving in effect: No.
The day begins at Petersburg with sunrise at 6:27 AM and ends with sunset at 4:46 PM. Daylight totals 10 h 19 min.
Nearby, Helena and Lancaster go by the same clock as Petersburg.