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Time.is

Atlantic Time now

07:25:44

Tuesday, 3. November 2026, week 45

Make Atlantic Time time default - Add to favorite locations

Time zone: Atlantic Time

UTC -4

now 1 hour ahead of New York

From 14 March 2027: UTC -3 / Atlantic Daylight Time (ADT)
UTC -4 is the time zone offset for Eastern Daylight Time (EDT) and Atlantic Standard Time (AST).

Sunday November 1 2026

Latest change: Winter time started

Switched to UTC -4 / Atlantic Standard Time (AST).
The time was set back one hour from 02:00 to 01:00 local time.

Sunday March 14 2027

Next change: Summer time starts

Switching to UTC -3 / Atlantic Daylight Time (ADT).
The time will be set forward one hour from 02:00 to 03:00 local time.

Time difference
from Atlantic Time

Los Angeles	−4 hours	−4 hours
Chicago	−2 hours	−2 hours
New York	−1 hours	−1 hours
Toronto	−1 hours	−1 hours
São Paulo	+1 hours
London	+4 hours
UTC	+4 hours
Lagos	+5 hours
Paris	+5 hours
Zurich	+5 hours
Cairo	+6 hours
Johannesburg	+6 hours
Istanbul	+7 hours
Moscow	+7 hours
Dubai	+8 hours
Mumbai	+9.5 hours
Hong Kong	+12 hours
Shanghai	+12 hours
Singapore	+12 hours
Tokyo	+13 hours
Sydney	+15 hours

Compare other time zones