First Quarter Moon
Monday, 25 August 2031 · 19:40 local in London
2031-08-25 18:40 UTC · Europe/London
First Quarter Moon occurs at 19:40 local time in London on 25 August. Half of the visible disc is lit, and the terminator cuts across the middle. Long shadows make craters along the dividing line stand out.
Moon altitude
17°
At the exact phase
Illumination
50%
First Quarter
Local date
25 Aug
2031
Viewing tips
- Look along the terminator for the strongest crater shadows.
- The Moon is highest in the evening during this phase.
- Binoculars are enough to see major craters and maria.
Visibility, honestly
Above the horizon (17°) at the exact moment.
A phase is a global instant; whether it is above your horizon depends on location. Weather is not included here. Check the tonight outlook for cloud cover and a viewing score. No eclipse or conjunction claim is made on this page.
Phase times from Astronomy Engine. Rise/set and altitude use atmospheric refraction. Method
First Quarter · 50% lit
Phase at 19:40 local · orientation schematic
Next moonrise
15:26
Next moonset
23:04
Next events
Calendar →Sept 2031
1
Full Moon
Below horizon10:21 local · Mon, Mon 1 Sept · Moon -33°
Sept 2031
8
Last Quarter Moon
Below horizon17:14 local · Mon, Mon 8 Sept · Moon -15°
Sept 2031
16
New Moon
Not visible19:47 local · Tue, Tue 16 Sept · Moon -11°
Sept 2031
24
First Quarter Moon
Below horizon02:20 local · Wed, Wed 24 Sept · Moon -29°