What time is it in Ottawa right now?

The clock at the top of this page shows the current local time in Ottawa, United States, updated every second from your device's clock and the IANA time zone rules for America/Chicago. Ottawa is 5 hours behind UTC right now.

What time zone is Ottawa in?

Ottawa uses CDT (Central Time). Its IANA time zone identifier is America/Chicago, and the current UTC offset is UTC−5.

Does Ottawa observe daylight saving time?

Yes. Clocks last changed on Sun, Mar 8, 2026. The next change is on Sun, Nov 1, 2026, when clocks go back 1 hour.

How do I schedule a meeting with someone in Ottawa?

Open the time zone converter for Ottawa to see what a given time there is for you, or use the meeting planner to find the hours when both of you are at work. A Cal.com booking link does the conversion for your guests automatically: they see your availability in their own time zone and pick a slot that works.

Current local time in Ottawa, Illinois, United States

Ottawa is on CDT (Central Time), UTC−5. Clocks go back 1 hour on Sun, Nov 1, 2026.

Ottawa, United States

6:45 AM:34CDT

Tuesday, October 27, 2026

UTC−5

Country: United States
Region: Illinois
Lat/Long: 41°21'N / 88°51'W
Elevation: 147 m
Population: 18,342
Currency: Dollar (USD)
Languages: English, Spanish, Hawaiian, French
Dialling code: +1

Time zone in Ottawa

Time zone
CDT
Central Time
UTC offset
UTC−5
5 hours behind UTC
DST started
Sun, Mar 8, 2026
Clocks went forward 1 hour
DST ends
Sun, Nov 1, 2026
Clocks go back 1 hour at 2:00 AM

Ottawa keeps the time of the IANA zone America/Chicago, one of 14 time zones in use in United States. Clocks go back 1 hour on Sun, Nov 1, 2026.

About CDT Time zone converter for Ottawa Meeting planner for Ottawa

Sunrise and sunset in Ottawa today

Sunrise
7:20 AM
Sunset
5:57 PM
Day length
10 hours 36 minutes
Date
Tue, Oct 27, 2026

Times are local to Ottawa for Tue, Oct 27, 2026, computed for 41°21'N / 88°51'W.

Time difference between Ottawa and other cities

The current local time in major cities around the world and how far each is ahead of or behind Ottawa. Differences change when either side moves its clocks.

Current time in world cities compared to Ottawa
City	Local time	Compared to Ottawa
New YorkUnited States	Tue 7:45 AM	+1h (ahead)
Los AngelesUnited States	Tue 4:45 AM	−2h (behind)
ChicagoUnited States	Tue 6:45 AM	Same time
TorontoCanada	Tue 7:45 AM	+1h (ahead)
Mexico CityMexico	Tue 5:45 AM	−1h (behind)
São PauloBrazil	Tue 8:45 AM	+2h (ahead)
LondonUnited Kingdom	Tue 11:45 AM	+5h (ahead)
ParisFrance	Tue 12:45 PM	+6h (ahead)
BerlinGermany	Tue 12:45 PM	+6h (ahead)
MadridSpain	Tue 12:45 PM	+6h (ahead)
JohannesburgSouth Africa	Tue 1:45 PM	+7h (ahead)
DubaiUnited Arab Emirates	Tue 3:45 PM	+9h (ahead)
MumbaiIndia	Tue 5:15 PM	+10h 30m (ahead)
SingaporeSingapore	Tue 7:45 PM	+13h (ahead)
ShanghaiChina	Tue 7:45 PM	+13h (ahead)
TokyoJapan	Tue 8:45 PM	+14h (ahead)
SydneyAustralia	Tue 10:45 PM	+16h (ahead)
AucklandNew Zealand	Wed 12:45 AM	+18h (ahead)

Other cities near Ottawa

All 3,122 cities in United States

Frequently asked questions

Place data from GeoNames (CC BY 4.0). Times follow the IANA time zone database; sunrise and sunset are computed for the city's coordinates.