Time difference: Chicago and Curitiba

Curitiba is 2 hours ahead of Chicago.

Curitiba is 2 hours ahead of Chicago. Chicago is UTC-5. Curitiba is UTC-3.

Chicago on 15 October 2026: sunrise 07:03, sunset 18:08, day length 11 h 6 min.

Curitiba on 15 October 2026: sunrise 05:42, sunset 18:23, day length 12 h 41 min.

For Chicago and Curitiba: The next clock change in Chicago is 1 hour back on 1 November 2026 at 02:00, from UTC-5 to UTC-6.

For Curitiba and Chicago: Curitiba has no clock change scheduled in the next year. The last year with a seasonal offset change was 2019. The offset now is UTC-3.

When the difference changes
Change
The gap changes on 1 November 2026 at 02:00, when clocks in Chicago move back 1 hour.
The gap changes on 14 March 2027 at 02:00, when clocks in Chicago move forward 1 hour.
The gap changes on 7 November 2027 at 02:00, when clocks in Chicago move back 1 hour.
Working hours from each side
View09:00 to 17:00
From ChicagoChicago 09:00 to 15:00; Curitiba 11:00 to 17:00
From CuritibaCuritiba 11:00 to 17:00; Chicago 09:00 to 15:00
Hours in Chicago and Curitiba. Shaded cells are 09:00 to 17:00. The stronger shade is when both are.
ChicagoCuritiba
00:0002:00
01:0003:00
02:0004:00
03:0005:00
04:0006:00
05:0007:00
06:0008:00
07:0009:00
08:0010:00
09:0011:00
10:0012:00
11:0013:00
12:0014:00
13:0015:00
14:0016:00
15:0017:00
16:0018:00
17:0019:00
18:0020:00
19:0021:00
20:0022:00
21:0023:00
22:0000:00 (next day)
23:0001:00 (next day)
Sun this year
CityLongest dayShortest day
Chicago with Curitiba21 June 2026, 15 h 14 min21 December 2026, 9 h 8 min
Curitiba with Chicago21 December 2026, 13 h 44 min21 June 2026, 10 h 33 min
Next public holidays
CityDateHoliday
Chicago and Curitiba11 November 2026Veterans Day
Chicago and Curitiba26 November 2026Thanksgiving Day
Curitiba and Chicago25 October 2026Dia de Eleição
Curitiba and Chicago2 November 2026Dia de Finados