The short answer
Chatham Daylight Time is 17 hours 45 minutes ahead of Eastern Daylight Time.
Chatham Daylight Time☀
1:55:27pm
+13:45 · UTC+13:45 · Thu, Oct 15
Eastern Daylight Time☾
8:10:27pm
EDT · UTC-04:00 · Wed, Oct 14
Read across to convert
Chatham Daylight Time
+13:45 · UTC+13:45
Eastern Daylight Time
EDT · UTC-04:00
Click any row to pin that hour across both zones.
12amThu
6:15amWed ·−1d
1am
7:15amWed ·−1d
2am
8:15amWed ·−1d
3am
9:15amWed ·−1d
WORK4am
10:15amWed ·−1d
WORK5am
11:15amWed ·−1d
WORK6am
12:15pmWed ·−1d
WORK7am
1:15pmWed ·−1d
WORK8am
2:15pmWed ·−1d
WORK9am
WORK3:15pmWed ·−1d
WORK10am
WORK4:15pmWed ·−1d
WORK11am
WORK5:15pmWed ·−1d
12pm
WORK6:15pmWed ·−1d
NOW
1pm
WORK7:15pmWed ·−1d
2pm
WORK8:15pmWed ·−1d
3pm
WORK9:15pmWed ·−1d
4pm
WORK10:15pmWed ·−1d
5pm
11:15pmWed ·−1d
6pm
12:15amThu
7pm
1:15am
8pm
2:15am
9pm
3:15am
10pm
4:15am
11pm
5:15am
daylightnightworking hoursoverlap
Best time to meet=
Best for a call
Chatham Daylight Time
9am–11am
Eastern Daylight Time
3:15pm–5:15pm
previous day
Popular conversions
Quick reference.
9amChatham Daylight Time=3:15pmEastern Daylight Time · prev day
12pmChatham Daylight Time=6:15pmEastern Daylight Time · prev day
3pmChatham Daylight Time=9:15pmEastern Daylight Time · prev day
5pmChatham Daylight Time=11:15pmEastern Daylight Time · prev day
9pmChatham Daylight Time=3:15amEastern Daylight Time
In context
What each side covers.
Chatham Daylight Time
1:55pm+13:45 · UTC+13:45
Chatham Daylight Time
Eastern Daylight Time
8:10pmEDT · UTC-04:00
Cities on this clock
Did you mean…? “EDT” is shared by several places. This page shows Eastern Daylight Time (US & Canada) — or switch to Australian Eastern Daylight Time.
Related converters
Other popular pairs.
Pacific Time
5:10pm
India Standard Time
5:40am
Pacific Time to India12 hours 30 minutes behind
Eastern Daylight Time
8:10pm
Central European Time
2:10am
Eastern Time to Central Europe6 hours behind
India Standard Time
5:40am
Eastern Daylight Time
8:10pm
India to Eastern Time9 hours 30 minutes ahead
British Summer Time
1:10am
India Standard Time
5:40am
London to India4 hours 30 minutes behind
Pacific Daylight Time
5:10pm
Eastern Daylight Time
8:10pm
Pacific to Eastern Time3 hours behind
Central European Time
2:10am
India Standard Time
5:40am
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Chatham Daylight Time and Eastern Daylight Time. Can't find what you need? Email [email protected].
- What is the time difference between Chatham Daylight Time and Eastern Daylight Time?
- Chatham Daylight Time is 17 hours 45 minutes ahead of Eastern Daylight Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 9am in Chatham Daylight Time, what time is it in Eastern Daylight Time?
- 9am in Chatham Daylight Time is 3:15pm in Eastern Daylight Time on the previous day. Use the hour-by-hour table above to read any other time across — find the row and read the matching cell in the other column.
- What's the best time for a call between Chatham Daylight Time and Eastern Daylight Time?
- 9am–11am in Chatham Daylight Time lines up with 3:15pm–5:15pm in Eastern Daylight Time the previous day — both sides are inside a 9-to-5 working day.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — +13:45 and EDT — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.