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Lunar phase today Boulder

Lunar Day 56

Moon phase today May 16, 2026

What is moon today in Boulder?

Today's lunar phase in Boulder, United States, the moon is in 🌑 the New Moon phase, with 0.41% illumination, with an age of 28.93 days. The current distance between Boulder, United States and the moon is 365,562.80km.

Content:

Moon phase today

Note: all moon data below it's analytic based on this location coordinates latitude 40.0175 and longitude -105.2797 also base on Time zone America/Denver because of that and for higher accuracy you will find it different from place to place.
Saturday, May 16, 2026
01:30:27 AM
Lunar Day 56
New Moon
0.41%
Boulder
United States
  • Location:
    United States, Boulder
  • Moon phase:
    🌑 New Moon
  • Lunar day (Moon Age):
    28.93
  • Illumination:
    0.41%
  • MoonRise/MoonSet:
    05:10/20:41
  • Altitude:
    -25.39°
  • Period:
    🕑 15 Hours and 31 Minutes
  • Angular diameter:
    31.21°
  • Distance to Boulder:
    365,562.80km
  • Next full Moon:
    May 30, 2026 at 8:21 PM
  • Next full Moon countdown:
    14 Days, 18 Hours and 50 Minutes

Upcoming moon phases

May 17, 2026
Lunar Day 0
New Moon
Illumination: 0.27%
Rise
05:56
Set
21:59
May 18, 2026
Lunar Day 1
New Moon
Illumination: 3.08%
Rise
06:54
Set
23:07
May 19, 2026
Lunar Day 2
Waxing Crescent
Illumination: 8.71%
Rise
08:04
Set
00:00
May 20, 2026
Lunar Day 3
Waxing Crescent
Illumination: 16.66%
Rise
09:20
Set
00:03
May 21, 2026
Lunar Day 5
Waxing Crescent
Illumination: 26.25%
Rise
10:36
Set
00:46
May 22, 2026
Lunar Day 6
First Quarter
Illumination: 36.79%
Rise
11:50
Set
01:20
May 23, 2026
Lunar Day 7
First Quarter
Illumination: 47.64%
Rise
12:59
Set
01:47

Current moon cycle

It's common to give the moon four phases names (Moon Cycle), it's like they divide the moon phases to forth different times, First one is the new moon, second one is the first quarter, third one full moon, fourth one and the last it's the last quarter, In the below we will list for you the current moon cycles with the four times that we talked about
PhaseStart DateMoonriseMoonrsetIlluminationAge
🌑 New MoonSaturday, April 18, 202606:3921:490.85%0.87
🌓 First QuarterThursday, April 23, 202611:3602:1040.33%6.47
🌕 Full MoonThursday, April 30, 202619:2205:1197.95%13.41
🌗 Last QuarterFriday, May 8, 202601:3311:0865.79%20.64

Moon Phase Calendar for May, 2026

SundayMondayTuesdayWednesdayThursdayFridaySaturday
     
1Full Moon🌕 99.8%Age 14.34
2Full Moon🌕 99.73%Age 15.25
3Full Moon🌕 97.82%Age 16.16
4Waning Gibbous🌖 94.18%Age 17.06
5Waning Gibbous🌖 88.97%Age 17.95
6Waning Gibbous🌖 82.36%Age 18.84
7Waning Gibbous🌖 74.56%Age 19.73
8Last Quarter🌗 65.79%Age 20.64
9Last Quarter🌗 56.29%Age 21.56
10Last Quarter🌗 46.31%Age 22.49
11Last Quarter🌗 36.2%Age 23.46
12Waning Crescent🌘 26.34%Age 24.46
13Waning Crescent🌘 17.24%Age 25.51
14Waning Crescent🌘 9.49%Age 26.59
15New Moon🌑 3.72%Age 27.7
16New Moon🌑 0.52%Age 28.85
17New Moon🌑 0.27%Age 0.49
18New Moon🌑 3.08%Age 1.66
19Waxing Crescent🌒 8.71%Age 2.82
20Waxing Crescent🌒 16.66%Age 3.95
21Waxing Crescent🌒 26.25%Age 5.06
22First Quarter🌓 36.79%Age 6.13
23First Quarter🌓 47.64%Age 7.16
24First Quarter🌓 58.28%Age 8.16
25First Quarter🌓 68.27%Age 9.14
26Waxing Gibbous🌔 77.27%Age 10.09
27Waxing Gibbous🌔 85.02%Age 11.03
28Waxing Gibbous🌔 91.3%Age 11.95
29Waxing Gibbous🌔 95.95%Age 12.86
30Full Moon🌕 98.87%Age 13.76
31Full Moon🌕 99.99%Age 14.66