Full Moon
Saturday, 20 August 2157 · 16:51 local in London
2157-08-20 15:51 UTC · Europe/London
Full Moon occurs at 16:51 local time in London on 20 August. 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
-29°
At the exact phase
Illumination
100%
Full Moon
Local date
20 Aug
2157
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 16:51 local · NASA LRO surface
Next moonrise
20:03
Next moonset
06:52
Next events
Calendar →Aug 2157
27
Last Quarter Moon
Above horizon07:35 local · Sat, Sat 27 Aug · Moon 62°
Sept 2157
3
New Moon
Not visible21:17 local · Sat, Sat 3 Sept · Moon -17°
Sept 2157
12
First Quarter Moon
Below horizon01:20 local · Mon, Mon 12 Sept · Moon -26°
Sept 2157
19
Full Moon
Above horizon01:15 local · Mon, Mon 19 Sept · Moon 39°