Keeping 09:00 on the Paris clock produces 2 different destination clock/date answers in 2026. The ranges below use Paris calendar dates, including transition days.
ET03:00Same date337 of 365 source datesET04:00Same date28 of 365 source dates
Dates in Paris · 2026
ET answer
Source → destination offsets
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Jan 1 – Mar 766 dates
03:00Same date
UTC+01:00 → UTC−05:00
Mar 8 – Mar 2821 dates
04:00Same date
UTC+01:00 → UTC−04:00
Mar 29 – Oct 24210 dates
03:00Same date
UTC+02:00 → UTC−04:00
Oct 25 – Oct 317 dates
04:00Same date
UTC+01:00 → UTC−04:00
Nov 1 – Dec 3161 dates
03:00Same date
UTC+01:00 → UTC−05:00
Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.
DON’T LOSE A DAY
When does Paris time become a different date in ET?
Your complete source day: 2026-11-04. Each range shows which destination date to use.
00:00 · Previous day06:00 · Same date
Paris · 2026-11-0400:00–06:00UTC+01:00
→
ET · 2026-11-0318:00–24:00UTC−05:00 Previous day
Paris · 2026-11-0406:00–24:00UTC+01:00
→
ET · 2026-11-0400:00–18:00UTC−05:00 Same date
Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.
THE BIGGER PICTURE
A year of time differences.
How ET compares with Paris throughout 2026.
2026
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
−6h
−5h
−6h
−5h
−6h
Both Paris and ET change their clocks in 2026. The chart shows whether those changes alter the difference.
These starts fit both working windows on every selected Paris workday in 2026, using a 15-minute start grid. The end of each range is the last valid start.
Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.
THE DETAILS THAT MATTER
Paris to ET: useful answers
Why is the Paris to ET difference sometimes 5 hours and sometimes 6 hours?
Paris is 5h or 6h ahead of ET in 2026, depending on the date. Both Paris and ET change their clocks in 2026. The chart shows whether those changes alter the difference.
Does the Paris–ET time difference change in 2026?
The published rules produce 5 periods with 2 different offsets in 2026. See the annual chart for the exact boundaries of each period.
Does this conversion change the calendar date?
09:00 in Paris on 2026-11-04 is 03:00 in ET on 2026-11-04. This selected time stays on the same date in both places. Other times can cross midnight.
Can Paris and ET meet during working hours?
Your selected working windows share 2h on 2026-11-04. The planner above checks the whole meeting duration and shows suitable start times. Edit the windows to match your team.