How long is the daylight duration in Hong Kong across different seasons?

Located at latitude 22.32°, Hong Kong lies within the tropical zone. As a result, day length remains remarkably steady throughout the entire year, fluctuating by less than an hour between the summer and winter solstices (typically around 11.5 to 12.8 hours).

When are the Golden Hour and Blue Hour in Hong Kong?

The morning Golden Hour begins at sunrise and lasts for approximately 45–60 minutes, while the evening Golden Hour starts about an hour before sunset. The Blue Hour occurs immediately following sunset (and before dawn) during civil twilight when the sun is between 0° and 6° below the horizon, creating vivid deep blue and indigo skylines across Hong Kong.

When does Solar Noon occur in Hong Kong?

Solar Noon in Hong Kong is the exact astronomical instant when the sun crosses the local meridian (114.17° longitude) and reaches its maximum daily elevation. Depending on the time of year (the Equation of Time) and whether daylight saving time is active, Solar Noon generally falls between 11:45 AM and 1:30 PM in the Asia/Hong_Kong zone.

How long does civil twilight last in Hong Kong?

In Hong Kong, civil twilight typically lasts between 25 and 45 minutes after sunset. Because the angle at which the sun sinks below the horizon depends on latitude (22.32°), twilight duration increases in the summer months and is longer than in equatorial regions.

How long is the daylight duration in Hong Kong across different seasons?

Located at latitude 22.32°, Hong Kong lies within the tropical zone. As a result, day length remains remarkably steady throughout the entire year, fluctuating by less than an hour between the summer and winter solstices (typically around 11.5 to 12.8 hours).

When are the Golden Hour and Blue Hour in Hong Kong?

The morning Golden Hour begins at sunrise and lasts for approximately 45–60 minutes, while the evening Golden Hour starts about an hour before sunset. The Blue Hour occurs immediately following sunset (and before dawn) during civil twilight when the sun is between 0° and 6° below the horizon, creating vivid deep blue and indigo skylines across Hong Kong.

When does Solar Noon occur in Hong Kong?

Solar Noon in Hong Kong is the exact astronomical instant when the sun crosses the local meridian (114.17° longitude) and reaches its maximum daily elevation. Depending on the time of year (the Equation of Time) and whether daylight saving time is active, Solar Noon generally falls between 11:45 AM and 1:30 PM in the Asia/Hong_Kong zone.

How long does civil twilight last in Hong Kong?

In Hong Kong, civil twilight typically lasts between 25 and 45 minutes after sunset. Because the angle at which the sun sinks below the horizon depends on latitude (22.32°), twilight duration increases in the summer months and is longer than in equatorial regions.

Hong Kong, China Solar Ephemeris

Sunrise & Sunset in Hong Kong

Accurate daily dawn, dusk, civil twilight, solar noon, and day length schedule for Hong Kong. Coordinates: 22.3193° N, 114.1694° E (Asia/Hong_Kong).

Current Time in Hong Kong Moon Phases in Hong Kong

Solar Ephemeris Calculation

Hong Kong, China

Lat 22.32°, Lng 114.17° • Asia/Hong_Kong

Sunrise06:09Upper limb crosses horizon

Sunset18:28Sun vanishes below horizon

Solar Noon12:19Sun at highest altitude

Total Daylight12h 19mBetween rise and set

Atmospheric Twilight Schedule in Hong Kong

Sun angles relative to horizon: Civil (0° to 6°), Nautical (6° to 12°), Astronomical (12° to 18°).

Civil Twilight

Dawn: 05:47Dusk: 18:51

Sufficient natural light for outdoor activities without artificial lighting.

Nautical Twilight

Dawn: 05:21Dusk: 19:17

Horizon visible at sea; bright navigational stars can be sighted.

Astronomical Twilight

Dawn: 04:54Dusk: 19:43

Threshold between twilight and complete optical night sky darkness.

Photographer Golden Hour WindowsMorning: 06:30 • Evening: 18:07

Optimal Soft Light

Geographical Solar Characteristics

Solar Profile & Seasonal Cycles in Hong Kong

Positioned at 22.3193° latitude and 114.1694° longitude, Hong Kong operates under the Asia/Hong_Kong time standard. The local solar trajectory is determined by Earth's axial tilt relative to Hong Kong's geographic latitude:

Hemisphere & ZoneNorthern Hemisphere • Tropical Zone

Longest daylight occurs around June 21; shortest daylight occurs around December 21.

Atmospheric Refraction Lift+34 Arcminutes (~0.566°)

Atmospheric bending causes the sun to become visible approximately 2.5 to 3.5 minutes prior to true geometric sunrise in Hong Kong.

Solar Noon VarianceEquation of Time Drift

Depending on the time of year, true astronomical midday in Hong Kong deviates from clock midday by up to ±16 minutes due to orbital eccentricity.

Cinematography & Photography Protocol

Golden Hour & Blue Hour Photography Windows in Hong Kong

For landscape photographers, videographers, and creators in Hong Kong, the hour surrounding sunrise and sunset provides the most flattering, diffuse natural lighting:

Golden Hour (Warm Spectrum)Sun +6° to 0°

Light rays travel through extensive atmospheric air masses, scattering high-frequency blue photons and bathing Hong Kong's skyline and landscapes in warm amber, gold, and terracotta hues with long, soft shadows.

Blue Hour (Indigo & Cobalt)Sun 0° to -6°

Occurring during civil twilight, Chappuis ozone absorption filters longer red wavelengths, producing balanced cobalt twilight skies that contrast against the warm artificial architectural lighting of Hong Kong.

Frequently Asked Questions

Common queries, time calculations, and scientific explanations

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Today's exact sunrise and sunset times in Hong Kong (China) are computed using high-precision NOAA solar ephemeris algorithms for coordinates 22.3193° latitude and 114.1694° longitude. The calculations account for atmospheric refraction (34 arcminutes) and local elevation.