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Boulder, Colorado, USA — Moonrise, Moonset, and Moon Phases, August 2025

Moon: 10.3%
Waning Crescent
Current Time: May 24, 2025 at 5:45:36 am
Moon Direction: 92.94° E
Moon Altitude: 22.44°
Moon Distance: 224,409 mi
Next New Moon: May 26, 2025, 9:02 pm
Next Full Moon: Jun 11, 2025, 1:43 am
Next Moonset: Today, 5:45 pm
Location of BoulderLocation

Moonrise, Moonset, and Phase Calendar for Boulder, August 2025

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2025Moonrise/MoonsetMeridian Passing
AugMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
12:06 pm (116°)11:56 pm (241°)-7:04 pm(28.6°)251,12055.0%
23:09 pm (122°)--7:51 pm(24.8°)250,54964.6%
3-12:27 am (236°)4:12 pm (126°)8:41 pm(22.1°)249,18773.8%
4-1:06 am (233°)5:12 pm (128°)9:33 pm(20.8°)247,15382.1%
5-1:53 am (231°)6:07 pm (128°)10:28 pm(20.9°)244,62089.3%
6-2:50 am (232°)6:54 pm (126°)11:23 pm(22.7°)241,80694.9%
7-3:55 am (235°)7:34 pm (122°)Moon does not pass the meridian on this day.
8-5:05 am (240°)8:08 pm (116°)12:16 am(26.0°)238,93798.6%
9-6:17 am (247°)8:36 pm (109°)1:08 am(30.7°)236,23699.9%
10-7:29 am (255°)9:01 pm (100°)1:58 am(36.5°)233,88198.8%
11-8:40 am (264°)9:25 pm (91°)2:45 am(43.1°)231,99995.0%
12-9:52 am (273°)9:49 pm (83°)3:32 am(50.0°)230,64288.6%
13-11:05 am (282°)10:14 pm (74°)4:20 am(57.1°)229,81780.1%
14-12:19 pm (291°)10:43 pm (66°)5:10 am(63.7°)229,48169.8%
15-1:35 pm (298°)11:17 pm (59°)6:02 am(69.6°)229,56958.3%
16-2:52 pm (304°)-6:59 am(74.3°)230,02346.4%
1712:00 am (54°)4:04 pm (308°)-7:59 am(77.3°)230,80834.7%
1812:53 am (52°)5:09 pm (308°)-9:01 am(78.4°)231,90923.9%
191:57 am (52°)6:02 pm (306°)-10:02 am(77.4°)233,32314.7%
203:07 am (55°)6:44 pm (302°)-11:01 am(74.7°)235,0587.5%
214:20 am (61°)7:17 pm (295°)-11:55 am(70.4°)237,0962.7%
225:31 am (68°)7:45 pm (288°)-12:44 pm(65.1°)239,3910.3%
236:40 am (75°)8:08 pm (280°)-1:30 pm(59.1°)241,8460.3%
247:45 am (83°)8:29 pm (272°)-2:13 pm(52.9°)244,3362.7%
258:48 am (92°)8:49 pm (265°)-2:54 pm(46.7°)246,6927.0%
269:50 am (100°)9:09 pm (257°)-3:34 pm(40.7°)248,73613.0%
2710:51 am (107°)9:31 pm (250°)-4:16 pm(35.2°)250,28820.4%
2811:53 am (114°)9:56 pm (244°)-4:58 pm(30.2°)251,19328.9%
2912:56 pm (120°)10:25 pm (238°)-5:44 pm(26.1°)251,32938.1%
301:59 pm (125°)11:00 pm (234°)-6:32 pm(23.0°)250,63047.8%
313:00 pm (128°)11:44 pm (232°)-7:23 pm(21.1°)249,09257.7%
* 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.

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