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

Moon: 55.1%

Waning Gibbous

Current Time: Apr 29, 2016 at 10:11:35 AM


Sunrise Today: 6:03 AM 70° East
Sunset Today: 7:54 PM 290° Northwest


Moonrise Today: 1:30 AM 112° Southeast
Moonset Today: 12:00 Noon 250° West


Daylight Hours: 13 hours, 51 minutes (+2m 17s)

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

10:11 AM

Altitude

45.8°

Heading

113° SE

Phase

Daylight

Day length

13h 51m 28s

Change since

Yesterday: +2m 17s

Winter: +4h 31m

Summer: -1h 9m

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 – 4:20 AM
Astro. Twilight4:20 AM – 4:58 AM
Nautical Twilight4:58 AM – 5:34 AM
Civil Twilight5:34 AM – 6:03 AM
Daylight6:03 AM – 7:54 PM
Civil Twilight7:54 PM – 8:24 PM
Nautical Twilight8:24 PM – 8:59 PM
Astro. Twilight8:59 PM – 9:38 PM
Night9:38 PM – 11:59 PM

Sun in Boulder - Next 7 Days

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2016Sunrise/SunsetDaylengthSolar Noon
AprSunriseSunsetLengthDifferenceTimeMil. mi
Apr 296:03 AM7:54 PM13:51:28+2:1712:58 PM (64.8°)93.634
Apr 306:02 AM7:55 PM13:53:45+2:1612:58 PM (65.1°)93.658
May 16:00 AM7:56 PM13:56:00+2:1512:58 PM (65.4°)93.683
May 25:59 AM7:57 PM13:58:14+2:1312:58 PM (65.7°)93.707
May 35:58 AM7:58 PM14:00:26+2:1212:58 PM (66.0°)93.730
May 45:57 AM7:59 PM14:02:38+2:1112:58 PM (66.2°)93.753
May 55:56 AM8:00 PM14:04:47+2:0912:58 PM (66.5°)93.776
* 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

10:11 AM

Altitude

16.5°

Heading

231° SW

Phase

Waning Gibbous

Percent illuminated

55.1%

Moon in Boulder - Next 7 days

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2016Moonrise/MoonsetMeridian Passing
AprMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
Apr 291:30 AM12:00 PM-6:43 AM(33.3°)239,40756.6%
Apr 302:13 AM1:02 PM-7:35 AM(35.9°)235,87445.6%
May 12:52 AM2:08 PM-8:27 AM(39.5°)232,24134.4%
May 23:30 AM3:16 PM-9:19 AM(43.7°)228,77023.7%
May 34:07 AM4:26 PM-10:12 AM(48.4°)225,77414.2%
May 44:45 AM5:38 PM-11:07 AM(53.3°)223,5756.7%
May 55:24 AM6:51 PM-12:03 PM(58.0°)222,4501.8%
* 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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Planets Visible in the Sky in Boulder This Coming Night

PlanetRiseSetMeridian
MercuryFri 6:34 AMFri 9:07 PMFri 1:51 PM
VenusFri 5:43 AMFri 6:59 PMFri 12:21 PM
MarsFri 10:06 PMSat 7:35 AMSat 2:50 AM
JupiterFri 3:00 PMSat 3:56 AMFri 9:28 PM
SaturnFri 10:36 PMSat 8:11 AMSat 3:23 AM
UranusFri 5:21 AMFri 6:18 PMFri 11:49 AM
NeptuneFri 3:47 AMFri 2:57 PMFri 9:22 AM
PlutoFri 12:57 AMFri 10:32 AMFri 5:44 AM
* All times are local time for Boulder.

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