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What time is sunrise and sunset in Acton?

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

Today

Sunrise
6:36 AM
90° EDawn 6:08 AM

Sunrise in Acton was at 6:36:19 AM EDT (9 hours ago).

Sunset
6:41 PM
270° WDusk 7:09 PM

Sunset in Acton will be at 6:41:51 PM EDT (in 3 hours).

Now
12a6a12p6p12a

Daylight now · Golden hour at 6:04 PM

Daylight
12h 05m
Darkness
8h 45m
Solar noon
12:39 PM
Sun altitude
31.4°
Sun direction
235° SW

Tomorrow

Sunrise
6:37 AM
90° EDawn 6:09 AM

Sunrise in Acton will be at 6:37:23 AM EDT (in 15 hours).

Sunset
6:40 PM
270° WDusk 7:08 PM

Sunset in Acton will be at 6:40:04 PM EDT (in 27 hours).

Moon tonight

Phase, moonrise and moonset in Acton

Waxing Gibbous
95% illuminated
Moonrise
5:36 PM
Moonset
4:11 AM

Calendar

America/New_York · click a day to expand

DateSunriseSunsetLength
1 Tue6:12 am7:22 pm13:10:24
2 Wed6:13 am7:20 pm13:07:38
3 Thu6:14 am7:19 pm13:04:52
4 Fri6:15 am7:17 pm13:02:06
5 Sat6:16 am7:15 pm12:59:19
6 Sun6:17 am7:13 pm12:56:31
7 Mon6:18 am7:12 pm12:53:44
8 Tue6:19 am7:10 pm12:50:55
9 Wed6:20 am7:08 pm12:48:07
10 Thu6:21 am7:06 pm12:45:18
11 Fri6:22 am7:05 pm12:42:29
12 Sat6:23 am7:03 pm12:39:40
13 Sun6:24 am7:01 pm12:36:50
14 Mon6:25 am6:59 pm12:34:00
15 Tue6:26 am6:57 pm12:31:10
16 Wed6:27 am6:56 pm12:28:20
17 Thu6:28 am6:54 pm12:25:29
18 Fri6:29 am6:52 pm12:22:39
19 Sat6:31 am6:50 pm12:19:48
20 Sun6:32 am6:49 pm12:16:57
21 Mon6:33 am6:47 pm12:14:06
22 Tue6:34 am6:45 pm12:11:15
23 Wed6:35 am6:43 pm12:08:24
24 Thu6:36 am6:41 pm12:05:33
Thursday, September 24
12:05:33 of daylight·−2m 51s vs. yesterday·twilight 6:08 am – 7:09 pm
12a3a6a9a12p3p6p9p12a6:36 am12:39 pm6:41 pmhorizon
Time
3:36 PM
Altitude
31.3°
Heading
235° SW
Light
Daylight

3:36 PM, Daylight, altitude 31.3 degrees

25 Fri6:37 am6:40 pm12:02:41
26 Sat6:38 am6:38 pm11:59:50
27 Sun6:39 am6:36 pm11:56:59
28 Mon6:40 am6:34 pm11:54:08
29 Tue6:41 am6:32 pm11:51:17
30 Wed6:42 am6:31 pm11:48:26

FAQ

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

What time does the sun rise in Acton today?
Sunrise in Acton today (Thursday, September 24, 2026) is at 6:36 AM. The sun comes up in the E.
What time does the sun set in Acton today?
Sunset today is at 6:41 PM, after 12h 05m of daylight.
When is the longest day in Acton, United States?
The longest day of 2026 in Acton is Sunday, June 21, 2026, the summer solstice, with 15h 17m of daylight. In 2027 the summer solstice falls on June 21, 2027.
When is the shortest day in Acton, United States?
The shortest day of 2026 in Acton, 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 Acton get in summer than in winter?
Acton gets 6h 14m 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 Acton?
The earliest sunrise of 2026 in Acton is on Monday, June 15, 2026, when the sun comes up at 5:09 AM.
When is the latest sunset in Acton?
The latest sunset is on Saturday, June 27, 2026 at 8:28 PM.
When is the earliest sunset in Acton?
The earliest sunset of the year is on Wednesday, December 9, 2026, with the sun down by 4:14 PM.
When is the latest sunrise in Acton?
The latest sunrise is on Saturday, October 31, 2026 at 7:19 AM.
Does Acton observe daylight saving time?
Yes. Acton 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.

Developers: get this data programmatically with the free JSON API.

GET https://api.sunrisesunset.io/json?lat=42.48509&lng=-71.43284