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What time is sunrise and sunset in National Harbor?

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

Today

Sunrise
6:39 AM
80° EDawn 6:12 AM

Sunrise in National Harbor will be at 6:39:51 AM EDT (in 3 hours).

Sunset
7:33 PM
280° WDusk 8:00 PM

Sunset in National Harbor will be at 7:33:33 PM EDT (in 15 hours).

Now
12a6a12p6p12a

Night now · First light at 5:07 AM

Daylight
12h 53m
Darkness
7h 59m
Solar noon
1:07 PM
Sun altitude
28.3° below
Sun direction
52° NE

Tomorrow

Sunrise
6:40 AM
81° EDawn 6:13 AM

Sunrise in National Harbor will be at 6:40:44 AM EDT (in 27 hours).

Sunset
7:32 PM
279° WDusk 7:59 PM

Sunset in National Harbor will be at 7:32:00 PM EDT (in 39 hours).

Moon tonight

Phase, moonrise and moonset in National Harbor

Last Quarter
46% illuminated
Moonrise
Doesn't rise
Moonset
2:59 PM

Calendar

America/New_York · click a day to expand

DateSunriseSunsetLength
1 Tue6:37 am7:38 pm13:00:58
2 Wed6:38 am7:36 pm12:58:33
3 Thu6:38 am7:35 pm12:56:08
4 Fri6:39 am7:33 pm12:53:42
Friday, September 4
12:53:42 of daylight·−2m 26s vs. yesterday·twilight 6:12 am – 8:00 pm
12a3a6a9a12p3p6p9p12a6:39 am1:07 pm7:33 pmhorizon
Time
4:05 AM
Altitude
-28.2°
Heading
52° NE
Light
Night

4:05 AM, Night, altitude -28.2 degrees

5 Sat6:40 am7:32 pm12:51:15
6 Sun6:41 am7:30 pm12:48:48
7 Mon6:42 am7:28 pm12:46:21
8 Tue6:43 am7:27 pm12:43:54
9 Wed6:44 am7:25 pm12:41:26
10 Thu6:45 am7:24 pm12:38:58
11 Fri6:46 am7:22 pm12:36:30
12 Sat6:46 am7:20 pm12:34:01
13 Sun6:47 am7:19 pm12:31:32
14 Mon6:48 am7:17 pm12:29:03
15 Tue6:49 am7:16 pm12:26:34
16 Wed6:50 am7:14 pm12:24:05
17 Thu6:51 am7:12 pm12:21:35
18 Fri6:52 am7:11 pm12:19:06
19 Sat6:53 am7:09 pm12:16:36
20 Sun6:54 am7:08 pm12:14:06
21 Mon6:54 am7:06 pm12:11:36
22 Tue6:55 am7:04 pm12:09:06
23 Wed6:56 am7:03 pm12:06:36
24 Thu6:57 am7:01 pm12:04:06
25 Fri6:58 am7:00 pm12:01:36
26 Sat6:59 am6:58 pm11:59:06
27 Sun7:00 am6:56 pm11:56:36
28 Mon7:01 am6:55 pm11:54:06
29 Tue7:02 am6:53 pm11:51:37
30 Wed7:03 am6:52 pm11:49:07

FAQ

Frequently asked questions about sunrise and sunset in National Harbor, United States

What time does the sun rise in National Harbor today?
Sunrise in National Harbor today (Friday, September 4, 2026) is at 6:39 AM. The sun comes up in the E.
What time does the sun set in National Harbor today?
Sunset today is at 7:33 PM, after 12h 53m of daylight.
When is the longest day in National Harbor, United States?
The longest day of 2026 in National Harbor is Sunday, June 21, 2026, the summer solstice, with 14h 53m of daylight. In 2027 the summer solstice falls on June 21, 2027.
When is the shortest day in National Harbor, United States?
The shortest day of 2026 in National Harbor, Maryland is Monday, December 21, 2026, the winter solstice, with 9h 26m of daylight. In 2027 the winter solstice lands on December 21, 2027.
How much more daylight does National Harbor get in summer than in winter?
National Harbor gets 5h 26m more daylight on its longest day than on its shortest (14h 53m against 9h 26m). Averaged across the year, a day here has 12h 11m of daylight.
When is the earliest sunrise in National Harbor?
The earliest sunrise of 2026 in National Harbor is on Sunday, June 14, 2026, when the sun comes up at 5:43 AM.
When is the latest sunset in National Harbor?
The latest sunset is on Sunday, June 28, 2026 at 8:38 PM.
When is the earliest sunset in National Harbor?
The earliest sunset of the year is on Monday, December 7, 2026, with the sun down by 4:47 PM.
When is the latest sunrise in National Harbor?
The latest sunrise is on Saturday, October 31, 2026 at 7:35 AM.
Does National Harbor observe daylight saving time?
Yes. National Harbor 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=38.78264&lng=-77.01506