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Flag for USA Boulder, CO, USA — Sunrise, Sunset, and Moon Times for Today

Moon: 61.2%

Waning Gibbous

Current Time: May 28, 2016 at 5:49:07 AM


Sunrise Today: 5:36 AM 61° Northeast
Sunset Today: 8:21 PM 300° Northwest


Moonrise Today: 12:53 AM 106° East
Moonset Today: 11:57 AM 256° West


Daylight Hours: 14 hours, 45 minutes (+1m 19s)

Location of BoulderLocation

Today's Sun Position in Boulder

The Sun's altitude in Boulder today. The horizontal line signifies the horizon, the vertical lines show the times of sunrise and sunset. Altitude and heading are displayed in the box on the right. The graph defaults to current time. Hover over it to select a different time. How to use this

Sun's current position over Earth

5:49 AM

Altitude

1.7°

Heading

63° NE

Phase

Daylight

Day length

14h 45m 27s

Change since

Yesterday: +1m 19s

Winter: +5h 25m

Summer: -15m 35s

Night, Twilight, and Daylight Times in Boulder Today

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Day, night, and twilight times in Boulder today. Black is nighttime, light blue is daytime. The darker blue shadings represent the twilight phases during dawn (left) and dusk (right). Hover over the graph for more information. How to use this

Night12:00 AM – 3:39 AM
Astro. Twilight3:39 AM – 4:24 AM
Nautical Twilight4:24 AM – 5:04 AM
Civil Twilight5:04 AM – 5:36 AM
Daylight5:36 AM – 8:21 PM
Civil Twilight8:21 PM – 8:53 PM
Nautical Twilight8:53 PM – 9:33 PM
Astro. Twilight9:33 PM – 10:19 PM
Night10:19 PM – 11:59 PM

Sun in Boulder - Next 7 Days

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2016Sunrise/SunsetDaylengthSolar Noon
MaySunriseSunsetLengthDifferenceTimeMil. mi
May 285:36 AM8:21 PM14:45:27+1:1912:58 PM (71.6°)94.216
May 295:35 AM8:22 PM14:46:43+1:1612:59 PM (71.8°)94.232
May 305:35 AM8:23 PM14:47:57+1:1312:59 PM (71.9°)94.247
May 315:34 AM8:24 PM14:49:08+1:1012:59 PM (72.0°)94.262
Jun 15:34 AM8:24 PM14:50:15+1:0712:59 PM (72.2°)94.277
Jun 25:34 AM8:25 PM14:51:20+1:0412:59 PM (72.3°)94.291
Jun 35:33 AM8:26 PM14:52:21+1:0112:59 PM (72.4°)94.305
* All times are local time for Boulder. Time is adjusted for DST when applicable. Dates are based on the Gregorian calendar.

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Equinoxes & Solstices 2016

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2016DateTime
March EquinoxMar 1910:30 PM
June SolsticeJun 204:34 PM
September EquinoxSep 228:21 AM
December SolsticeDec 213:44 AM
* All times are local Boulder time.

Sun Articles

Today's Moon in Boulder

The Moon's path in Boulder today. The horizontal line signifies the horizon, the vertical lines show times and headings of moonrise and moonset. The graph defaults to current time. Hover over it to select a different time. How to use this

Year 2016 Moon Phases

5:49 AM

Altitude

37.3°

Heading

170° S

Phase

Waning Gibbous

Percent illuminated

61.2%

Moon in Boulder - Next 7 days

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2016Moonrise/MoonsetMeridian Passing
MayMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
May 2812:53 AM11:57 AM-6:22 AM(38.0°)236,13660.9%
May 291:30 AM1:02 PM-7:13 AM(41.9°)233,23849.7%
May 302:06 AM2:09 PM-8:04 AM(46.3°)230,42138.1%
May 312:42 AM3:18 PM-8:56 AM(51.0°)227,89326.9%
Jun 13:19 AM4:29 PM-9:49 AM(55.8°)225,89716.8%
Jun 23:58 AM5:40 PM-10:45 AM(60.2°)224,6808.6%
Jun 34:41 AM6:51 PM-11:43 AM(63.9°)224,4423.0%
* All times are local time for Boulder. Time is adjusted for DST when applicable. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

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Moon Articles

Planets Visible in the Sky in Boulder This Coming Night

 Planetrise/Planetset, Sat, May 28, 2016
PlanetRiseSetMeridianComment
MercurySat 4:45 AMSat 6:19 PMSat 11:32 AMVery difficult
VenusSat 5:30 AMSat 8:07 PMSat 12:48 PMSlightly difficult
MarsSat 7:35 PMSun 5:05 AMSun 12:20 AMPerfect visibility
JupiterSat 1:08 PMSun 2:03 AMSat 7:35 PMPerfect visibility
SaturnFri 8:37 PMSat 6:14 AMSat 1:26 AMPerfect visibility
UranusSat 3:30 AMSat 4:31 PMSat 10:01 AMDifficult
NeptuneSat 1:54 AMSat 1:05 PMSat 7:30 AMVery difficult
* All times are local time for Boulder.

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