Chicago to Guidonia Montecelio time converter

Guidonia Montecelio is 7 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 4:00 PM in Guidonia Montecelio.

Chicago CDT

Tuesday, October 20, 2026

Guidonia Montecelio CEST

Tuesday, October 20, 2026

Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5
Guidonia Montecelio
Italy
Tue, Oct 20
CESTUTC+2+7h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Guidonia Montecelio conversion table

Every hour of today in Chicago and the matching time in Guidonia Montecelio. Light rows are typical working hours (9:00–18:00).

ChicagoGuidonia Montecelio
12:00 AM7:00 AM
1:00 AM8:00 AM
2:00 AM9:00 AM
3:00 AM10:00 AM
4:00 AM11:00 AM
5:00 AM12:00 PM
6:00 AM1:00 PM
7:00 AM2:00 PM
8:00 AM3:00 PM
9:00 AM4:00 PM
10:00 AM5:00 PM
11:00 AM6:00 PM
12:00 PM7:00 PM
1:00 PM8:00 PM
2:00 PM9:00 PM
3:00 PM10:00 PM
4:00 PM11:00 PM
5:00 PM12:00 AM+1 day
6:00 PM1:00 AM+1 day
7:00 PM2:00 AM+1 day
8:00 PM3:00 AM+1 day
9:00 PM4:00 AM+1 day
10:00 PM5:00 AM+1 day
11:00 PM6:00 AM+1 day

Best time to call or meet

Both sides are at work from 9:00 AM – 11:00 AM in Chicago (4:00 PM – 6:00 PM in Guidonia Montecelio).

Daylight saving time and the difference

The difference changes during the year because Chicago and Guidonia Montecelio switch clocks on different dates:

  • Oct 20, 2026 – Oct 24, 2026: +7h
  • Oct 24, 2026 – Nov 1, 2026: +6h
  • Nov 1, 2026 – Mar 14, 2027: +7h
  • Mar 14, 2027 – Mar 27, 2027: +6h
  • Mar 27, 2027 – Oct 20, 2027: +7h

Distance

Chicago and Guidonia Montecelio are 7,752 km (4,817 miles) apart in a straight line.

More conversions

Guidonia Montecelio to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to Guidonia MontecelioLondon to Guidonia MontecelioLos Angeles to Guidonia MontecelioToronto to Guidonia MontecelioSão Paulo to Guidonia MontecelioParis to Guidonia MontecelioBerlin to Guidonia MontecelioMoscow to Guidonia MontecelioDubai to Guidonia MontecelioNew Delhi to Guidonia MontecelioBangkok to Guidonia MontecelioSingapore to Guidonia Montecelio

Questions and answers

What is the time difference between Chicago and Guidonia Montecelio?

Guidonia Montecelio is 7 hours ahead of Chicago.

What time is it in Guidonia Montecelio when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 4:00 PM in Guidonia Montecelio.

When is the best time to call Guidonia Montecelio from Chicago?

Both sides are at work from 9:00 AM – 11:00 AM in Chicago (4:00 PM – 6:00 PM in Guidonia Montecelio).

Does the time difference between Chicago and Guidonia Montecelio change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.