California to Chicago time converter

Chicago is 2 hours ahead of California. When it is 9:00 AM in California, it is 11:00 AM in Chicago.

California PDT

Sunday, October 18, 2026

Chicago CDT

Monday, October 19, 2026

California
United States
Sun, Oct 18
PDTUTC-7
Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5+2h
Finding your time zone…
Shared working hours (9:00–18:00)

California to Chicago conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +2h
  • Nov 1, 2026 – Nov 1, 2026: +1h
  • Nov 1, 2026 – Mar 14, 2027: +2h
  • Mar 14, 2027 – Mar 14, 2027: +3h
  • Mar 14, 2027 – Oct 18, 2027: +2h

More conversions

Chicago to CaliforniaCalifornia to New YorkCalifornia to LondonCalifornia to Los AngelesCalifornia to TorontoCalifornia to São PauloCalifornia to ParisCalifornia to BerlinCalifornia to MoscowCalifornia to DubaiCalifornia to New DelhiCalifornia to BangkokCalifornia to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between California and Chicago?

Chicago is 2 hours ahead of California.

What time is it in Chicago when it is 9 AM in California?

When it is 9:00 AM in California, it is 11:00 AM in Chicago.

When is the best time to call Chicago from California?

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

Does the time difference between California and Chicago change?

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