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Flag for U.S.A. Boulder, U.S.A. — Sunrise, sunset, moon times for today

Moon: 22.6%

Waxing Crescent

Current Time: May 22, 2015 at 11:42:14 AM


Sunrise Today: 5:40 AM 62° Northeast
Sunset Today: 8:16 PM 298° Northwest


Moonrise Today: 9:59 AM 69° East


Daylight Hours: 14 hours, 35 minutes (+1m 37s)

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

11:42 AM

Altitude

64.6°

Heading

135° SE

Phase

Daylight

Day length

14h 35m 38s

Change since

Yesterday: +1m 37s

Winter: +5h 16m

Summer: -25m 25s

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 – 3:46 AM
Astro. Twilight3:46 AM – 4:30 AM
Nautical Twilight4:30 AM – 5:09 AM
Civil Twilight5:09 AM – 5:40 AM
Daylight5:40 AM – 8:16 PM
Civil Twilight8:16 PM – 8:47 PM
Nautical Twilight8:47 PM – 9:26 PM
Astro. Twilight9:26 PM – 10:10 PM
Night10:10 PM – 11:59 PM

Sun in Boulder - Next 7 days

2015Sunrise/setDaylengthSolar noon
MaySunriseSunsetLengthDiff.TimeMil. mi
May 225:40 AM8:16 PM14:35:38+1:3712:58 PM (70.4°)94.102
May 235:40 AM8:17 PM14:37:13+1:3512:58 PM (70.6°)94.120
May 245:39 AM8:18 PM14:38:45+1:3212:58 PM (70.8°)94.136
May 255:38 AM8:18 PM14:40:15+1:2912:58 PM (71.0°)94.153
May 265:38 AM8:19 PM14:41:42+1:2712:58 PM (71.2°)94.169
May 275:37 AM8:20 PM14:43:07+1:2412:58 PM (71.3°)94.185
May 285:36 AM8:21 PM14:44:28+1:2112:58 PM (71.5°)94.200
* 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 2015

2015DateTime
March EquinoxMar 204:46 PM
June SolsticeJun 2110:39 AM
September EquinoxSep 232:22 AM
December SolsticeDec 219:49 PM
* All times are local Boulder time.

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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 2015 Moon Phases

11:42 AM

Altitude

17.8°

Heading

85° E

Phase

Waxing Crescent

Percent illuminated

22.6%

Moon in Boulder - Next 7 days

2015Moonrise/setMeridian passing
MayMoonriseMoonsetMoonriseTimeDistance (mi)Illum.
May 229:59 AM--5:08 PM(65.0°)245,28124.6%
May 23-12:12 AM10:56 AM5:55 PM(62.3°)247,85833.8%
May 24-12:48 AM11:52 AM6:40 PM(59.1°)249,76743.5%
May 25-1:21 AM12:49 PM7:23 PM(55.6°)250,88953.3%
May 26-1:51 AM1:44 PM8:06 PM(51.8°)251,17562.9%
May 27-2:21 AM2:40 PM8:48 PM(47.9°)250,64572.0%
May 28-2:50 AM3:36 PM9:31 PM(44.0°)249,37980.4%
* 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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