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

Moon: 61.9%

Waning Gibbous

Current Time: Jul 25, 2016 at 4:13:28 PM


Sunrise Today: 5:54 AM 63° Northeast
Sunset Today: 8:21 PM 296° Northwest


Moonrise Today: 11:58 PM 82° East
Moonset Today: 12:07 PM 275° West


Daylight Hours: 14 hours, 27 minutes (-1m 45s)

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

4:13 PM

Altitude

45.3°

Heading

257° W

Phase

Daylight

Day length

14h 27m 26s

Change since

Yesterday: -1m 45s

Winter: +5h 7m

Summer: -33m 36s

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 – 4:02 AM
Astro. Twilight4:02 AM – 4:44 AM
Nautical Twilight4:44 AM – 5:23 AM
Civil Twilight5:23 AM – 5:54 AM
Daylight5:54 AM – 8:21 PM
Civil Twilight8:21 PM – 8:52 PM
Nautical Twilight8:52 PM – 9:30 PM
Astro. Twilight9:30 PM – 10:13 PM
Night10:13 PM – 11:59 PM

Sun in Boulder - Next 7 Days

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2016Sunrise/SunsetDaylengthSolar Noon
JulSunriseSunsetLengthDifferenceTimeMil. mi
Jul 255:54 AM8:21 PM14:27:26−1:451:08 PM (69.4°)94.411
Jul 265:54 AM8:20 PM14:25:39−1:471:08 PM (69.2°)94.402
Jul 275:55 AM8:19 PM14:23:49−1:491:08 PM (69.0°)94.393
Jul 285:56 AM8:18 PM14:21:57−1:511:08 PM (68.7°)94.384
Jul 295:57 AM8:17 PM14:20:03−1:531:08 PM (68.5°)94.373
Jul 305:58 AM8:16 PM14:18:08−1:551:07 PM (68.2°)94.363
Jul 315:59 AM8:15 PM14:16:10−1:571:07 PM (68.0°)94.352
* 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

4:13 PM

Altitude

-39.4°

Heading

324° NW

Phase

Waning Gibbous

Percent illuminated

61.9%

Moon in Boulder - Next 7 days

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2016Moonrise/MoonsetMeridian Passing
JulMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
Jul 25-12:07 PM11:58 PM5:41 AM(52.3°)230,33666.7%
Jul 26-1:15 PM-6:33 AM(56.9°)229,84655.1%
Jul 2712:36 AM2:23 PM-7:26 AM(61.0°)229,69843.2%
Jul 281:18 AM3:30 PM-8:21 AM(64.3°)229,90731.7%
Jul 292:03 AM4:35 PM-9:17 AM(66.7°)230,50821.2%
Jul 302:54 AM5:35 PM-10:14 AM(68.0°)231,54512.3%
Jul 313:50 AM6:31 PM-11:11 AM(68.0°)233,0485.7%
* 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, Mon, Jul 25, 2016
PlanetRiseSetMeridianComment
MercuryMon 7:27 AMMon 9:21 PMMon 2:25 PMSlightly difficult to see
VenusMon 7:00 AMMon 9:07 PMMon 2:04 PMSlightly difficult to see
MarsMon 3:40 PMTue 1:04 AMMon 8:22 PMPerfect visibility
JupiterMon 9:56 AMMon 10:31 PMMon 4:14 PMFairly good visibility
SaturnMon 4:29 PMTue 2:09 AMMon 9:19 PMPerfect visibility
UranusMon 11:42 PMTue 12:47 PMTue 6:14 AMAverage visiblity
NeptuneMon 10:01 PMTue 9:11 AMTue 3:36 AMDifficult to see
* All times are local time for Boulder.

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