Moon calendar: August 2025

Moon phases in August 2025, in UK time: first quarter – 1 August 13:41, full moon – 9 August 08:57, last quarter – 16 August 06:14, new moon – 23 August 07:07, first quarter – 31 August 07:25.

First quarter 1 August, Friday 13:41
Full moon 9 August, Saturday 08:57
Last quarter 16 August, Saturday 06:14
New moon 23 August, Saturday 07:07
First quarter 31 August, Sunday 07:25

Daily moon phases

Mo

Tu

We

Th

Fr

Sa

Su

1

First quarter 13:41

2

59 %

3

68 %

4

77 %

5

84 %

6

91 %

7

96 %

8

99 %

9

Full moon 08:57

10

98 %

11

94 %

12

88 %

13

80 %

14

70 %

15

59 %

16

Last quarter 06:14

17

36 %

18

25 %

19

16 %

20

9 %

21

4 %

22

1 %

23

New moon 07:07

24

2 %

25

5 %

26

10 %

27

17 %

28

25 %

29

33 %

30

42 %

31

First quarter 07:25

Times are UK local time. Percentages show the fraction of the Moon’s disc illuminated at local noon.

Moon image: NASA Scientific Visualization Studio (public domain).

All full moons and moon phases in 2025 Moon phase today