When is the full moon in August 2026?

The full moon (the “Sturgeon Moon”) is on August 28, 2026 at 04:19 UTC.

When is the new moon in August 2026?

The new moon is on August 12, 2026 at 17:37 UTC. This new moon brings a total solar eclipse.

What do the percentages mean?

The illuminated fraction of the Moon’s visible disc at 12:00 UTC that day, computed from real ephemerides (astronomy-engine).

Space Time

Moon Phases: August 2026

The Sturgeon Moon is full on August 28, 2026. Every day’s phase is below, computed from real ephemerides, and you can watch any night in 3D.

▶ Watch the Sturgeon Moon in 3D Free · real ephemerides · no install

August 2026 phase calendar

Sun

Mon

Tue

Wed

Thu

Fri

Sat

🌖

92%

🌖

85%

🌖

77%

🌖

67%

🌗

57%

🌗

46%

🌘

34%

🌘

24%

🌘

14%

🌘

🌑

🌒

10%

🌒

17%

🌒

25%

🌒

35%

🌓

44%

🌓

54%

🌔

63%

🌔

72%

🌔

80%

🌔

87%

🌔

93%

🌔

97%

🌕

100%

🌕

100%

🌖

98%

🌖

94%

🌖

88%

Calendar days in UTC; the phase shown is at 12:00 UTC each day.

Exact times

🌗Last Quarter2026-08-06 02:21 UTC
🌑New Moon ☀️ Total Solar Eclipse over Iceland & Spain2026-08-12 17:37 UTC
🌓First Quarter2026-08-20 02:46 UTC
🌕Full Moon “Sturgeon Moon”2026-08-28 04:19 UTC

Times in UTC (shown in your timezone when JavaScript is on).

← July 2026 All months September 2026 →

See it, don’t just read it

Space Time is a free in-browser planetarium. Jump the clock to any date above and the Moon shows that exact phase, or stand on the Moon itself and watch the Earth. Open the app.