Full Moon
Thursday, 20 May 2027 · 11:59 local in London
2027-05-20 10:59 UTC · Europe/London
Full Moon occurs at 11:59 local time in London on 20 May. The Moon is opposite the Sun and fully illuminated. It is easy to see all night, but surface contrast is lowest because sunlight is nearly head-on.
Moon altitude
-62°
At the exact phase
Illumination
100%
Full Moon
Local date
20 May
2027
Viewing tips
- No dark adaptation is needed — the Moon is bright.
- Use a moon filter if the glare is uncomfortable through a telescope.
- Look for bright ray systems such as Tycho and Copernicus.
Visibility, honestly
Below the horizon at the exact moment — look near moonrise or moonset.
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
Full Moon · 100% lit
Phase at 11:59 local · orientation schematic
Next moonrise
21:42
Next moonset
04:54
Next events
Calendar →May 2027
28
Last Quarter Moon
Below horizon14:58 local · Fri, Fri 28 May · Moon -23°
Jun 2027
4
New Moon
Not visible20:40 local · Fri, Fri 4 Jun · Moon 5°
Jun 2027
11
First Quarter Moon
Below horizon11:56 local · Fri, Fri 11 Jun · Moon -10°
Jun 2027
19
Full Moon
Above horizon01:45 local · Sat, Sat 19 Jun · Moon 10°