LoupeLabMoon Phase in London Today
Monday, August 31, 2026 · United Kingdom
Waning Gibbous
90% illuminated
Tonight’s Moon in London
Best viewing at 4:00 AM facing S · 53° above horizon
The Moon & London
northern latitude with limited clear sky opportunities
Lunar Culture in London
London's Royal Observatory at Greenwich is where the Prime Meridian was established, and its astronomers have tracked lunar positions since 1675. The Royal Astronomical Society, founded in 1820, is the oldest astronomical society in the world. Stonehenge (130km west) demonstrates Britain's ancient lunar tracking: its 'Station Stones' align with extreme lunar standstills that occur every 18.6 years.
How the Moon Affects London
The Thames is a tidal river through London, with lunar-driven tidal ranges of 7 meters at London Bridge. The Thames Barrier must account for spring tides during new and full moons when calculating flood risk. British farming almanacs dating to the 17th century document lunar planting traditions still followed by allotment gardeners across London.
Best Moon Viewing in London
Greenwich Observatory hill provides the most historically appropriate moonrise view in the world. Primrose Hill in Regent's Park offers a clear southern horizon over the city skyline. London's 62 clear nights per year make every clear evening worth seizing.
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Upcoming Lunar Events
New Moon
Friday, September 11, 2026
Full MoonHarvest Moon
Saturday, September 26, 2026
New Moon
Saturday, October 10, 2026
Full MoonHunter's Moon
Monday, October 26, 2026
New Moon
Monday, November 9, 2026
Full MoonBeaver Moon
Tuesday, November 24, 2026
Moonphase Watches & London
Set Your Moonphase Watch in London
To set your moonphase complication in London: wait for the next full moon (Saturday, September 26), then advance the moonphase disc to show a full moon centered in the aperture. Set the time to 8:30 PM local time. Use our drift calculator to check if your complication has drifted since you last set it.
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