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Lunar phase today San mateo

Lunar Day 12

Moon phase today October 17, 2026

What is moon today in San mateo?

Today's lunar phase in San mateo, United States, the moon is in 🌓 the First Quarter phase, with 43.64% illumination, with an age of 6.78 days. The current distance between San mateo, United States and the moon is 404,827.19km.

Content:

Moon phase today

Note: all moon data below it's analytic based on this location coordinates latitude 37.5542 and longitude -122.3131 also base on Time zone America/Los_Angeles because of that and for higher accuracy you will find it different from place to place.
Saturday, October 17, 2026
04:58:08 PM
Lunar Day 12
First Quarter
43.64%
San mateo
United States
  • Location:
    United States, San mateo
  • Moon phase:
    🌓 First Quarter
  • Lunar day (Moon Age):
    6.78
  • Illumination:
    43.64%
  • MoonRise/MoonSet:
    14:03/23:28
  • Altitude:
    -54.07°
  • Period:
    🕑 9 Hours and 25 Minutes
  • Angular diameter:
    28.19°
  • Distance to San mateo:
    404,827.19km
  • Next full Moon:
    October 25, 2026 at 5:50 PM
  • Next full Moon countdown:
    8 Days, 0 Hours and 51 Minutes

Upcoming moon phases

October 18, 2026
Lunar Day 7
First Quarter
Illumination: 46.39%
Rise
14:39
Set
00:00
October 19, 2026
Lunar Day 7
First Quarter
Illumination: 55.91%
Rise
15:11
Set
00:29
October 20, 2026
Lunar Day 8
First Quarter
Illumination: 65.34%
Rise
15:39
Set
01:32
October 21, 2026
Lunar Day 9
Waxing Gibbous
Illumination: 74.41%
Rise
16:04
Set
02:33
October 22, 2026
Lunar Day 10
Waxing Gibbous
Illumination: 82.73%
Rise
16:28
Set
03:37
October 23, 2026
Lunar Day 11
Waxing Gibbous
Illumination: 89.91%
Rise
16:53
Set
04:41
October 24, 2026
Lunar Day 12
Waxing Gibbous
Illumination: 95.47%
Rise
17:20
Set
05:48

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 MoonSunday, October 11, 202608:2418:550.46%0.64
🌓 First QuarterSaturday, October 17, 202614:0323:2837.09%6.15
🌕 Full MoonSunday, October 25, 202617:5006:5898.96%13.81
🌗 Last QuarterSaturday, October 31, 202623:3213:3967.68%20.45

Moon Phase Calendar for October, 2026

SundayMondayTuesdayWednesdayThursdayFridaySaturday
    
1Waning Gibbous🌖 75.08%Age 19.68
2Last Quarter🌗 64.53%Age 20.76
3Last Quarter🌗 53.25%Age 21.84
4Last Quarter🌗 41.85%Age 22.92
5Last Quarter🌗 30.93%Age 23.99
6Waning Crescent🌘 21.05%Age 25.05
7Waning Crescent🌘 12.71%Age 26.1
8Waning Crescent🌘 6.3%Age 27.15
9New Moon🌑 2.07%Age 28.17
10New Moon🌑 0.14%Age 29.18
11New Moon🌑 0.46%Age 0.64
12New Moon🌑 2.87%Age 1.6
13Waxing Crescent🌒 7.14%Age 2.54
14Waxing Crescent🌒 12.98%Age 3.46
15Waxing Crescent🌒 20.11%Age 4.37
16Waxing Crescent🌒 28.24%Age 5.27
17First Quarter🌓 37.09%Age 6.15
18First Quarter🌓 46.39%Age 7.04
19First Quarter🌓 55.91%Age 7.94
20First Quarter🌓 65.34%Age 8.85
21Waxing Gibbous🌔 74.41%Age 9.78
22Waxing Gibbous🌔 82.73%Age 10.74
23Waxing Gibbous🌔 89.91%Age 11.73
24Waxing Gibbous🌔 95.47%Age 12.75
25Full Moon🌕 98.96%Age 13.81
26Full Moon🌕 99.98%Age 14.89
27Full Moon🌕 98.29%Age 16
28Waning Gibbous🌖 93.86%Age 17.12
29Waning Gibbous🌖 86.96%Age 18.24
30Waning Gibbous🌖 78.03%Age 19.35
31Last Quarter🌗 67.68%Age 20.45