TONIGHT IN SAN DIEGO, CA · MONDAY, AUGUST 31 · SUNSET 7:14 PM
A good night to spot the Moon.
Climbs highest around 3:54 AM if you're still up.
Tonight's sky in San Diego is headlined by the Moon: a Good night, with the waning gibbous Moon 82% lit and best around 10:54 PM local time, under 24% forecast cloud cover. Saturn, Venus and more are also up tonight. Every time and percentage here is computed for San Diego's exact coordinates and tonight's forecast.
See the Moon’s full night →WANING GIBBOUS · 82% LIT · SETS 10:59 AM
best window · waning gibbous, 82% lit
Good night to look: skies are partly cloudy and it sits high enough for a clean view.
- Partly cloudy (24%)
- Well-placed (21° up)
- Altitude73° · High in sky
- Moon phase82% lit · waning gibbous
- Cloud cover24% · Partly cloudy
- Sky darknessBortle 9 · Inner-city sky
What else is up tonight
The nights ahead
≈ marks a lower-confidence forecast; check back closer to the night.
Common questions
When exactly should I look tonight?
The Moon is best around 10:54 PM local time tonight, 82% lit with 24% cloud cover forecast at that hour. It climbs a little higher later, around 3:54 AM.
What else is visible tonight from San Diego?
Beyond the Moon: Saturn (best 10:54 PM · 25° up in the ESE), Venus (best 7:14 PM · 20° up in the WSW), Mars (best 5:34 AM · 43° up in the E), Jupiter (best 5:54 AM · 18° up in the E). Times and directions are computed for San Diego, CA.
Do I need a telescope for tonight's sky?
No. The Moon, the bright planets and ISS passes are all naked-eye objects. Binoculars or a small telescope add detail but are never required.
Will clouds get in the way tonight in San Diego?
Forecast says 24% cloud cover at the Moon's best time (35% average across the night). Look for gaps: objects reappear the moment the cloud breaks.
How dark is San Diego's night sky?
San Diego's city-center sky rates about Bortle 9 of 9 (inner-city sky). Bright inner-city sky: expect only the Moon, planets, and a handful of the very brightest stars. The Moon, planets and the ISS shine right through city glow.
How is the verdict calculated?
It fuses computed astronomy (altitude, phase, darkness) with the hour-by-hour cloud forecast for your exact location, weighted so overcast skies can never score a Good.