What time is sunrise and sunset in Princeton?

Today and tomorrow's sunrise and sunset times in Princeton, Massachusetts. Plus a monthly calendar with dawn, dusk, solar noon, and day length.

Today

Thursday, October 15, 2026

Sunrise

7:00 AM

101° EDawn 6:32 AM

Sunrise in Princeton will be at 7:00:32 AM EDT (in 1h 43m).

Sunset

6:05 PM

259° WDusk 6:33 PM

Sunset in Princeton will be at 6:05:19 PM EDT (in 12h 48m).

Now

7:00a6:05p

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Night now · First light at 5:26 AM

Daylight: 11h 04m
Darkness: 9h 48m
Solar noon: 12:33 PM
Sun altitude: 19.3° below
Sun direction: 83° E

How long golden hour and blue hour last

Tomorrow

Friday, October 16, 2026

Sunrise

7:01 AM

101° ESEDawn 6:33 AM

Sunrise in Princeton will be at 7:01:42 AM EDT (in 25h 44m).

Sunset

6:03 PM

258° WSWDusk 6:32 PM

Sunset in Princeton will be at 6:03:43 PM EDT (in 36h 46m).

Moon tonight

Phase, moonrise and moonset in Princeton

Waxing Crescent

23% illuminated

Moonrise: 12:20 PM
Moonset: 8:45 PM

Calendar

Eastern Time · select a day to expand

	Date	Dawn	Sunrise	Solar noon	Sunset	Dusk	Length
	1 Thu	6:16 AM	6:44 AM	12:37 PM	6:28 PM	6:56 PM	11h 44m 08s
	2 Fri	6:17 AM	6:45 AM	12:36 PM	6:27 PM	6:55 PM	11h 41m 18s
	3 Sat	6:18 AM	6:46 AM	12:36 PM	6:25 PM	6:53 PM	11h 38m 28s
	4 Sun	6:19 AM	6:48 AM	12:36 PM	6:23 PM	6:51 PM	11h 35m 38s
	5 Mon	6:21 AM	6:49 AM	12:35 PM	6:21 PM	6:49 PM	11h 32m 48s
	6 Tue	6:22 AM	6:50 AM	12:35 PM	6:20 PM	6:48 PM	11h 29m 58s
	7 Wed	6:23 AM	6:51 AM	12:35 PM	6:18 PM	6:46 PM	11h 27m 09s
	8 Thu	6:24 AM	6:52 AM	12:35 PM	6:16 PM	6:44 PM	11h 24m 20s
	9 Fri	6:25 AM	6:53 AM	12:34 PM	6:15 PM	6:43 PM	11h 21m 31s
	10 Sat	6:26 AM	6:54 AM	12:34 PM	6:13 PM	6:41 PM	11h 18m 43s
	11 Sun	6:27 AM	6:55 AM	12:34 PM	6:11 PM	6:40 PM	11h 15m 55s
	12 Mon	6:28 AM	6:57 AM	12:33 PM	6:10 PM	6:38 PM	11h 13m 07s
	13 Tue	6:29 AM	6:58 AM	12:33 PM	6:08 PM	6:36 PM	11h 10m 20s
	14 Wed	6:31 AM	6:59 AM	12:33 PM	6:06 PM	6:35 PM	11h 07m 33s
	15 Thu	6:32 AM	7:00 AM	12:33 PM	6:05 PM	6:33 PM	11h 04m 47s
Thursday, October 15 11h 04m 47s of daylight·−2m 46s vs. yesterday·twilight 6:32 AM – 6:33 PM Time 5:17 AM Altitude -19.3° Heading 83° E Light Night 5:17 AM, Night, altitude -19.3 degrees
	16 Fri	6:33 AM	7:01 AM	12:33 PM	6:03 PM	6:32 PM	11h 02m 01s
	17 Sat	6:34 AM	7:02 AM	12:32 PM	6:02 PM	6:30 PM	10h 59m 16s
	18 Sun	6:35 AM	7:04 AM	12:32 PM	6:00 PM	6:29 PM	10h 56m 31s
	19 Mon	6:36 AM	7:05 AM	12:32 PM	5:59 PM	6:27 PM	10h 53m 47s
	20 Tue	6:37 AM	7:06 AM	12:32 PM	5:57 PM	6:26 PM	10h 51m 03s
	21 Wed	6:39 AM	7:07 AM	12:32 PM	5:55 PM	6:24 PM	10h 48m 21s
	22 Thu	6:40 AM	7:08 AM	12:31 PM	5:54 PM	6:23 PM	10h 45m 39s
	23 Fri	6:41 AM	7:10 AM	12:31 PM	5:52 PM	6:21 PM	10h 42m 57s
	24 Sat	6:42 AM	7:11 AM	12:31 PM	5:51 PM	6:20 PM	10h 40m 17s
	25 Sun	6:43 AM	7:12 AM	12:31 PM	5:50 PM	6:18 PM	10h 37m 37s
	26 Mon	6:44 AM	7:13 AM	12:31 PM	5:48 PM	6:17 PM	10h 34m 58s
	27 Tue	6:45 AM	7:14 AM	12:31 PM	5:47 PM	6:16 PM	10h 32m 20s
	28 Wed	6:47 AM	7:16 AM	12:31 PM	5:45 PM	6:14 PM	10h 29m 44s
	29 Thu	6:48 AM	7:17 AM	12:31 PM	5:44 PM	6:13 PM	10h 27m 08s
	30 Fri	6:49 AM	7:18 AM	12:31 PM	5:43 PM	6:12 PM	10h 24m 33s
	31 Sat	6:50 AM	7:19 AM	12:31 PM	5:41 PM	6:11 PM	10h 22m 00s

Photos

Sunrise and sunset photos of Princeton from Flickr.

FAQ

Frequently asked questions about sunrise and sunset in Princeton, United States

What time does the sun rise in Princeton today?: Sunrise in Princeton today (Thursday, October 15, 2026) is at 7:00 AM. The sun comes up in the E.
What time does the sun set in Princeton today?: Sunset today is at 6:05 PM, after 11h 04m of daylight.
When does it get dark in Princeton tonight?: Civil twilight ends at 6:33 PM. After that you need artificial light for most things outdoors. Astronomical twilight ends at 7:38 PM, which is when night starts by the standard definition.How long after sunset it gets dark
When is the longest day in Princeton, United States?: The longest day of 2026 in Princeton is Sunday, June 21, 2026, the summer solstice, with 15h 17m of daylight. In 2027 the summer solstice falls on June 21, 2027.More on the summer solstice
When is the shortest day in Princeton, United States?: The shortest day of 2026 in Princeton, Massachusetts is Monday, December 21, 2026, the winter solstice, with 9h 03m of daylight. In 2027 the winter solstice lands on December 21, 2027.
How much more daylight does Princeton get in summer than in winter?: Princeton gets 6h 13m more daylight on its longest day than on its shortest (15h 17m against 9h 03m). Averaged across the year, a day here has 12h 12m of daylight.
When is the earliest sunrise in Princeton?: The earliest sunrise of 2026 in Princeton is on Sunday, June 14, 2026, when the sun comes up at 5:09 AM.
When is the latest sunset in Princeton?: The latest sunset is on Friday, June 26, 2026 at 8:28 PM.
When is the earliest sunset in Princeton?: The earliest sunset of the year is on Tuesday, December 8, 2026, with the sun down by 4:14 PM.Why it comes before the shortest day
When is the latest sunrise in Princeton?: The latest sunrise is on Saturday, October 31, 2026 at 7:19 AM.
Does Princeton observe daylight saving time?: Yes. Princeton uses Eastern Time: clocks go forward on March 8, 2026, then back on November 1, 2026. Sunrise and sunset times jump by an hour on those dates.

Nearby

Other places close to Princeton

Cities near Princeton

National parks & monuments nearby

Fall color spots nearby, from Fall Photo Guide

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GET https://api.sunrisesunset.io/json?lat=42.4487&lng=-71.8773