What is the ISO week number in Alliston?

TimeDials shows the current ISO week number for Alliston in real time. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year.

Does Alliston observe daylight saving time (DST)?

Yes, Alliston observes daylight saving time. The next clock change is on 2026-11-01 (clocks move back to GMT-5).

Time in Alliston, Ontario, Canada — Local Time & Date

Live

--:--:--

Current local time in 🇨🇦 Alliston, Ontario, Canada.

EST/EDT UTC-04:00

Relative to You

Detecting your timezone…

Relative to UTC

-4 hours behind

Noon here = 16:00 UTC

09:00 here = 13:00 UTC

12:00 here = 16:00 UTC

17:00 here = 21:00 UTC

ISO Week

11 Odd Week

Sun

07:35

19:03

Today

Alliston is waking up — early risers grab coffee before the day begins. The current offset is UTC-04:00.

Daylight Saving Time

Last Clock Change

2026-03-08

Clocks moved forward to GMT-4

Next Clock Change

2026-11-01

Clocks will move back to GMT-5

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Quick Facts

Country	🇨🇦Canada
State / Region	Ontario
Timezone	EST/EDT
UTC Offset	UTC-04:00
DST	Yes — daylight saving time observed
Population	18,809
Elevation	223 m
Sunrise	07:35
Sunset	19:03
Coordinates	44.15°N, -79.87°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	+0h	--:--
Los Angeles	-3h	--:--
London	+4h	--:--
Paris	+5h	--:--
Dubai	+8h	--:--
Mumbai	+9h 30m	--:--
Singapore	+12h	--:--
Tokyo	+13h	--:--
Sydney	+15h	--:--
Sao Paulo	+1h	--:--
Cairo	+6h	--:--
Shanghai	+12h	--:--

Frequently Asked Questions

What are the business hours in Alliston?

Standard business hours in Alliston are 09:00–17:00 local time (EST/EDT). Check the live clock above to see the current local time. Use our Time Zone Planner to find the best meeting time across cities.

What is the UTC offset for Alliston?

Alliston is currently at UTC-04:00. The timezone identifier is EST/EDT. When it is noon in Alliston, it is 16:00 UTC. You can embed a live Alliston clock on your website.

What ISO week number is it in Alliston?

It is currently ISO week 11 (odd week) in Alliston. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year. Learn more about ISO week numbers.

Does Alliston observe daylight saving time?

Yes, Alliston observes daylight saving time (DST). The most recent change was on 2026-03-08, when clocks moved forward to GMT-4. The next change is on 2026-11-01, when clocks will move back to GMT-5.