What is the ISO week number in Columbia Heights?

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

Time in Columbia Heights, District of Columbia, United States — Local Time & Date

Live

--:--:--

Current local time in 🇺🇸 Columbia Heights, District of Columbia, 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

07:21

18:55

Today

Columbia Heights 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	District of Columbia
Timezone	EST/EDT
UTC Offset	UTC-04:00
DST	Yes — daylight saving time observed
Population	38,000
Elevation	61 m
Sunrise	07:21
Sunset	18:55
Coordinates	38.93°N, -77.03°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 Columbia Heights?

Standard business hours in Columbia Heights 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 Columbia Heights?

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

What ISO week number is it in Columbia Heights?

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

Yes, Columbia Heights 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.