Stargazing in Honolulu, HI

Local time 1:35 am HST 21.32° N, 157.85° W Forecast: National Weather Service
Location reference: Honolulu, Hawaii

United States · Pacific/Honolulu · 21.3243, -157.8476

Use this city or town reference for local sky planning. Check access, light pollution and the horizon at your chosen observing site.

Tonight in Honolulu

Workable skies with some compromise

Fair
49of 100

Workable skies with some compromise. Cloud cover averages 53% over the dark window, with about 7.9 hours of moonless darkness.

Best window 8:00 pm – 11:00 pm

Dark7:06 pm – 5:24 am
Cloud53%
Moon23% lit
Astronomical darkness10 hr 18 minAstronomical
Moonless darkness7 hr 55 min77% unlit
Feels like75°FWind 14 mph
Forecast retrieved6:35 pmData: National Weather Service

Tonight's reasoning

Every point accounted for
  • negativeBroken cloud: 53% average cover will hide fainter objects for stretches.
  • positiveA long 10.3-hour night of astronomical darkness.
  • positiveThe Moon is 23% lit and above the horizon for 2 h 23 min, leaving 7 h 55 min moonless.
  • negative37% chance of precipitation during the dark window.

See how the score is weighted →

Cloud samples through the observing night

Partly cloudy

Forecast samples are 60 minutes apart at the coarsest point shown. Missing values are not clear skies. Coarse or incomplete data does not produce a detailed observing recommendation.

Read the forecast samples as a table
Local timeCloudTemperatureWind
Fri 20:00 HST43%76°F13 mph
Fri 21:00 HST43%76°F13 mph
Fri 22:00 HST43%76°F13 mph
Fri 23:00 HST43%76°F13 mph
Sat 00:00 HST59%75°F13 mph
Sat 01:00 HST59%75°F13 mph
Sat 02:00 HST59%75°F13 mph
Sat 03:00 HST59%74°F13 mph
Sat 04:00 HST59%74°F13 mph
Sat 05:00 HST59%74°F14 mph

Planets from dusk to dawn

Sun at least 6° below the horizon
Mars well placed · SE · 79° · 6:12 am
Jupiter well placed · SE · 78° · 6:12 am
Saturn well placed · S · 69° · 9:47 pm
Venus low in the sky · ESE · 22° · 6:12 am
Mercury low in the sky · ESE · 10° · 6:12 am

These are geometric opportunities in evening, night or morning twilight, subject to weather. We require an altitude of at least 10°. Terrain and buildings can block the view.

Stars to find by eye

No telescope required
Capella · above 15° Auriga · NE · 55°

A golden star in the constellation Auriga. Use the listed direction and altitude for this location.

Betelgeuse · above 15° Orion · ESE · 49°

The orange shoulder of Orion. Look below it for three stars in a short, straight line.

Sirius · above 15° Canis Major · ESE · 27°

The brightest star in the night sky. Follow the line of Orion's belt toward it; the orientation depends on your location.

Polaris · above 15° Ursa Minor · N · 22°

Find the two stars at the end of the Big Dipper bowl; follow that line north. Polaris sits almost still while the sky turns.

The next 7 nights

Full month →

Moon and darkness use local astronomical calculations. Weather becomes less reliable further out. Scores are withheld for old, incomplete or coarse forecasts.

Do not drive out on a hunch

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About this forecast

Astronomy is calculated for Honolulu at 21.3243° N, 157.8476° W. Weather comes from National Weather Service. A city forecast cannot resolve every mountain, fog bank or nearby floodlight. Calculated times use a modelled horizon and are approximate.

Provider issue time: Fri, Nov 13 · 6:01 pm. Sources and forecast limitations.

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