October 2021 Moon Phase CalendarDaily Lunar Cycle & Moon Phases
Complete moon phase calendar for October 2021 showing the lunar cycle for every day. Track moon phases, illumination percentages, and plan your astronomical observations.
Sun
Mon
Tue
Wed
Thu
Fri
Sat
26
🌖
77%
27
🌗
69%
28
🌗
60%
29
🌗
50%
30
🌗
41%
1
🌗
31%
2
🌘
22%
3
🌘
15%
4
🌘
8%
5
🌑
3%
6
🌑
1%
7
🌑
0%
8
🌑
3%
9
🌒
8%
10
🌒
16%
11
🌒
25%
12
🌓
36%
13
🌓
48%
14
🌓
59%
15
🌔
70%
16
🌔
79%
17
🌔
87%
18
🌔
94%
19
🌕
98%
20
🌕
100%
21
🌕
100%
22
🌕
98%
23
🌖
95%
24
🌖
89%
25
🌖
83%
26
🌖
75%
27
🌗
67%
28
🌗
57%
29
🌗
48%
30
🌗
38%
31
🌘
28%
1
🌘
19%
2
🌘
11%
3
🌘
5%
4
🌑
1%
5
🌑
0%
6
🌑
2%
Today
🌑 New🌓 Quarter🌕 Full
October 2021 Moon Phase Summary
Key Moon Phases
This calendar shows all moon phases for October 2021, including:
- 🌑 New Moon phases (0% illumination)
- 🌓 First & Last Quarter phases (50% illumination)
- 🌕 Full Moon phases (100% illumination)
- 🌒🌔 Crescent and Gibbous phases
Using This Calendar
Plan your lunar observations with this detailed calendar:
- Best photography during Full Moon nights
- Ideal stargazing during New Moon (dark skies)
- Track daily illumination percentages
- Plan tidal activities around moon phases