What time is it in Alton right now?

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

What time zone is Alton in?

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

Does Alton 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 Alton?

Open the time zone converter for Alton 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 Alton, Illinois, United States

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

Alton, United States

9:08 AM:32CDT

Tuesday, October 27, 2026

UTC−5

Country: United States
Region: Illinois
Lat/Long: 38°53'N / 90°11'W
Elevation: 150 m
Population: 27,003
Currency: Dollar (USD)
Languages: English, Spanish, Hawaiian, French
Dialling code: +1

Time zone in Alton

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

Alton 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 Alton Meeting planner for Alton

Sunrise and sunset in Alton today

Sunrise
7:22 AM
Sunset
6:06 PM
Day length
10 hours 44 minutes
Date
Tue, Oct 27, 2026

Times are local to Alton for Tue, Oct 27, 2026, computed for 38°53'N / 90°11'W.

Time difference between Alton and other cities

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

Current time in world cities compared to Alton
City	Local time	Compared to Alton
New YorkUnited States	Tue 10:08 AM	+1h (ahead)
Los AngelesUnited States	Tue 7:08 AM	−2h (behind)
ChicagoUnited States	Tue 9:08 AM	Same time
TorontoCanada	Tue 10:08 AM	+1h (ahead)
Mexico CityMexico	Tue 8:08 AM	−1h (behind)
São PauloBrazil	Tue 11:08 AM	+2h (ahead)
LondonUnited Kingdom	Tue 2:08 PM	+5h (ahead)
ParisFrance	Tue 3:08 PM	+6h (ahead)
BerlinGermany	Tue 3:08 PM	+6h (ahead)
MadridSpain	Tue 3:08 PM	+6h (ahead)
JohannesburgSouth Africa	Tue 4:08 PM	+7h (ahead)
DubaiUnited Arab Emirates	Tue 6:08 PM	+9h (ahead)
MumbaiIndia	Tue 7:38 PM	+10h 30m (ahead)
SingaporeSingapore	Tue 10:08 PM	+13h (ahead)
ShanghaiChina	Tue 10:08 PM	+13h (ahead)
TokyoJapan	Tue 11:08 PM	+14h (ahead)
SydneyAustralia	Wed 1:08 AM	+16h (ahead)
AucklandNew Zealand	Wed 3:08 AM	+18h (ahead)

Other cities near Alton

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.