What is the ISO week number in Butler?

TimeDials shows the current ISO week number for Butler 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 Butler observe daylight saving time (DST)?

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

Time in Butler, Pennsylvania, United States — Local Time & Date

Live

--:--:--

Current local time in 🇺🇸 Butler, Pennsylvania, United States.

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

07:34

19:05

Today

Butler 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	🇺🇸United States
State / Region	Pennsylvania
Timezone	EST/EDT
UTC Offset	UTC-04:00
DST	Yes — daylight saving time observed
Population	13,289
Elevation	323 m
Sunrise	07:34
Sunset	19:05
Coordinates	40.86°N, -79.90°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
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 Butler?

Standard business hours in Butler 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 Butler?

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

What ISO week number is it in Butler?

It is currently ISO week 11 (odd week) in Butler. 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 Butler observe daylight saving time?

Yes, Butler 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.