Perth, Australia Clear Sky Chart

Perth, Australia (-31.95°, 115.86°) · Updated 13:32 AWST
53
Mixed
high confidence ⓘ
high · Forecast lead time

Based on how far ahead tonight is, forecasts are most reliable within 24–48 hours.

Confidence reflects how trustworthy the forecast is, it doesn't change the score.

Worth a short session
BEST 00:00–05:06 (5h 7m)
Mostly clear skies. High dew risk, so optics will fog without dew heaters. Conditions are changeable, so check again closer to the time.
Sunset
18:02
Sunrise
06:27
Usable Hours
6/11
Moon
40%
Visible Planets
♀ Venus26° W
♂ Mars16° NE
♄ Saturn55° N
Open Full Perth, Australia Forecast →
Hour-by-hour scores · Planet rise/set & visibility · ISS & satellite passes · Moon detail · Full score breakdown · Aurora & observer profiles

Stargazing in Perth, Australia

Perth's isolation (the nearest major city is 2,000km away) means light pollution drops to near-zero remarkably quickly heading inland. Bortle 3 skies are achievable within an hour east of the city, and the Wheatbelt region offers Bortle 2. Western Australia's Gingin Observatory is popular for public observing. Perth's dry, Mediterranean climate provides over 260 clear nights per year. At 32°S, the southern sky is glorious — the Magellanic Clouds and galactic centre are unmissable.

Perth, Australia Stargazing FAQ

Why is Perth good for stargazing?∨
Perth's isolation means light pollution drops to near-zero remarkably quickly heading inland — Bortle 3 within an hour, Bortle 2 in the Wheatbelt region. The dry Mediterranean climate provides over 260 clear nights per year.
Can you see the Milky Way from Perth?∨
Yes — even from Perth's outer suburbs on the clearest nights. From the Wheatbelt or Avon Valley (1 hour east), the Milky Way is stunning, with the galactic centre passing nearly overhead during winter.
Where is the best dark sky near Perth?∨
The Wheatbelt region east of the city offers Bortle 2 conditions. Gingin Observatory (1 hour north) is popular for public observing. The Pinnacles in Nambung National Park provide dramatic foregrounds under dark skies.

Stargazing guides

Is Tonight Good for Stargazing?

The answer depends on five things you can check right now.

Light Pollution & the Bortle Scale

How dark is your sky: and what difference does it make?

What Planets Are Visible Tonight?

Real visibility data for all 7 naked-eye and telescope planets, calculated for your location.

Meteor Shower Calendar 2026

Every shower this year: peak dates, expected rates, moon interference, and the two you absolutely cannot miss.
Check light pollution for this area ↗

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