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

Moon: 97.0%

Waning Gibbous

Current Time: Jul 18, 2019 at 10:02:01 am


Sunrise Today: 5:47 am 61° Northeast
Sunset Today: 8:27 pm 299° Northwest


Moonrise Today: 9:53 pm 113° Southeast
Moonset Today: 7:18 am 245° Southwest


Daylight Hours: 14 hours, 39 minutes (-1m 26s)

Location of BoulderLocation

Today's Sun Position in Boulder

Time:10:02 am
Altitude:46.4°
Direction:102° E
Phase:Daylight

Day length today: 14h 39m 58s (Jul 18, 2019)

1 minute, 26 seconds shorter than yesterday (Jul 17, 2019)

5 hours, 20 minutes longer than winter solstice (Dec 21, 2018)

21 minutes, 1 second shorter than summer solstice (Jun 21, 2019)

Night, Twilight, and Daylight Times in Boulder Today

12 am
2 am
4 am
6 am
8 am
10 am
12 pm
2 pm
4 pm
6 pm
8 pm
10 pm
Night12:00 am – 3:51 am
Astro. Twilight3:51 am – 4:35 am
Nautical Twilight4:35 am – 5:15 am
Civil Twilight5:15 am – 5:47 am
Daylight5:47 am – 8:27 pm
Civil Twilight8:27 pm – 8:58 pm
Nautical Twilight8:58 pm – 9:38 pm
Astro. Twilight9:38 pm – 10:22 pm
Night10:22 pm – 11:59 pm

Sun in Boulder - Next 7 Days

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2019Sunrise/SunsetDaylengthSolar Noon
JulSunriseSunsetLengthDifferenceTimeMil. mi
Jul 185:47 am8:27 pm14:39:58−1:261:07 pm (71.0°)94.470
Jul 195:47 am8:26 pm14:38:29−1:291:07 pm (70.8°)94.464
Jul 205:48 am8:25 pm14:36:56−1:321:07 pm (70.6°)94.458
Jul 215:49 am8:24 pm14:35:22−1:341:07 pm (70.4°)94.451
Jul 225:50 am8:24 pm14:33:45−1:361:07 pm (70.2°)94.445
Jul 235:51 am8:23 pm14:32:06−1:391:07 pm (70.0°)94.437
Jul 245:52 am8:22 pm14:30:24−1:411:07 pm (69.8°)94.430
* All times are local time for Boulder. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar.

See full month's Sun


Today's Moon in Boulder

Year 2019 Moon Phases

Moon in Boulder - Next 7 days

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2019Moonrise/MoonsetMeridian Passing
JulMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
Jul 18-7:18 am9:53 pm2:16 am(29.9°)250,07198.0%
Jul 19-8:16 am10:25 pm3:02 am(32.8°)251,20694.3%
Jul 20-9:15 am10:54 pm3:47 am(36.4°)251,84989.0%
Jul 21-10:12 am11:20 pm4:29 am(40.5°)251,89382.1%
Jul 22-11:10 am11:46 pm5:11 am(45.0°)251,25074.1%
Jul 23-12:07 pm-5:52 am(49.7°)249,86065.1%
Jul 2412:11 am1:06 pm-6:34 am(54.4°)247,71455.3%
* All times are local time for Boulder. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

See full month's Moon

Planets Visible in the Sky in Boulder This Coming Night

 Planetrise/Planetset, Thu, Jul 18, 2019
PlanetRiseSetMeridianComment
MercuryFri 6:20 amFri 8:09 pmFri 1:14 pmNot visible
VenusThu 5:10 amThu 8:02 pmThu 12:36 pmSlightly difficult to see
MarsThu 7:00 amThu 9:18 pmThu 2:09 pmVery difficult to see
JupiterThu 5:28 pmFri 2:53 amThu 10:10 pmPerfect visibility
SaturnThu 7:42 pmFri 5:08 amFri 12:25 amPerfect visibility
UranusThu 12:46 amThu 2:20 pmThu 7:33 amDifficult to see
NeptuneWed 10:53 pmThu 10:20 amThu 4:36 amDifficult to see
* All times are local time for Boulder.

More about the planets visible in the night sky in Boulder