The moon, month by month
Worked out for the Reno area. The dark nights are marked — those are the ones worth driving out for, when the faint things are visible. A bright moon is not a wasted night: it is the best time to look at craters and mountains, and at the planets.
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
99%
2
95%
3
89%
4
80%
5
71%
6
60%
7
49%
8
39%
9
30%
10
21%
11
14%
12
8%
13
4%
14
1%
15
0%
16
1%
17
4%
18
8%
19
14%
20
22%
21
30%
22
40%
23
51%
24
62%
25
72%
26
82%
27
90%
28
96%
29
99%
30
100%
Darkest night
Thu 15 September · 0%
Fullest
Fri 30 September · 100%
Nights worth the drive
11 of 30