Current Time in Chatham, Barnstable County, Massachusetts, USA

5:03:15 AM

05:03:15

EDT (Eastern Daylight Time) · UTC−04:00

America/New_York

Clock format
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Time zone details

Chatham is observing daylight saving time in 2026

Daylight in Chatham

Sunrise7:04 AMSolar noon12:23 PMSunset5:42 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 5 days 20 hoursUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Massachusetts
County
Barnstable County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
1,421
Elevation
4 m

Geography

Geographic coordinates
41° 40' N / 69° 57' W
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Clock changes in Chatham

Next clock change

Upcoming

2:00 AM EDT1:00 AM EST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM EST3:00 AM EDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM EDT1:00 AM EST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
10 hr 37 min2 min 34 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination99%
View full Sun & Moon detailsHide full Sun & Moon details

Monday, October 26, 2026

View Chatham on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 37 min2 min 34 sec shorter than the previous day
Solar noon
(35.7° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (99% illuminated)
Moonrise
Moonset
Previous principal phase
Full Moon — Monday, October 26, 2026 at
Next principal phase
Third Quarter — Sunday, November 1, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 37 min2 min 34 sec shorter than the previous day
10 hr 35 min2 min 34 sec shorter than the previous day
10 hr 32 min2 min 32 sec shorter than the previous day
10 hr 30 min2 min 32 sec shorter than the previous day
10 hr 27 min2 min 30 sec shorter than the previous day
10 hr 25 min2 min 29 sec shorter than the previous day
10 hr 22 min2 min 28 sec shorter than the previous day

Weather forecast for Chatham

Temperature unit

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Plan around Chatham

Upcoming public holidays in Massachusetts

  1. Veterans Day
  2. Thanksgiving Day
  3. Christmas Day

Nearby places

YarmouthBarnstable County22 kmWBarnstableBarnstable County28 kmWFairhavenBristol County79 kmWNew BedfordBristol County81 kmWMiddleboroughPlymouth County82 kmWHanoverPlymouth County85 kmNWRocklandPlymouth County94 kmNWAbingtonPlymouth County94 kmNWTauntonBristol County97 kmWSomersetBristol County97 kmWBrocktonPlymouth County98 kmNWFall RiverBristol County99 kmW
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Frequently asked questions

What time zone is Chatham in?
Chatham uses Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer. Its IANA time zone is America/New_York.
When is the next clock change in Chatham?
Clocks in Chatham move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from EDT (UTC−04:00) to EST (UTC−05:00)
Does Chatham observe daylight saving time?
Yes. Chatham observes daylight saving time: EDT (UTC−4) in summer and EST (UTC−5) in winter.
What is the UTC offset of Chatham?
Chatham is UTC−5 in winter and UTC−4 in summer