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Natural Lighting Ephemeris Calculator

Golden Hour & Blue Hour Calculator

Calculate today's exact golden and blue hours for your exact location. The ultimate tool for outdoor portrait photographers, landscape shooters, and drone cinematographers.

Solar Elevation (-4° to +6°)
Blue Hour Twilight (-6° to -4°)
Rayleigh Scattering Optics
Target Location
Morning Blue Hour
07:23 – 07:48

Cool, diffused royal blue twilight illumination before sunrise.

Best for: City skylines, architectural neon lights.
Morning Golden Hour
07:48 – 08:48

Warm golden beams, long shadows, and soft directional contrast.

Best for: Dewy landscapes, misty morning portraits.
Evening Golden Hour
18:28 – 19:28

Peak warm flattering light with gentle skin-tone rendering.

Best for: Outdoor portraits, golden backlighting, sunsets.
Evening Blue Hour
19:28 – 19:53

Deep celestial blue skies with perfect balance against artificial street lamps.

Best for: Long exposure cityscapes, reflection pools.
Sunrise08:03
Solar Noon13:38
Sunset19:13
Total Daylight11h 10m
Natural Lighting Physics & Timing

Find the Perfect Natural Light for Photography

Ask any professional photographer or filmmaker for their biggest secret, and they will all tell you the same thing: shoot during the magic hours. Shooting portraits at high noon results in harsh, ugly shadows under your subject's eyes. But shooting during the golden hour provides soft, cinematic, naturally diffused lighting that makes skin tones glow and landscapes pop. Our Golden Hour and Blue Hour Calculator pinpoints the exact minute these lighting windows begin and end in your specific city, taking the guesswork out of planning your next outdoor shoot.

The stunning colors of the golden and blue hours aren't just an illusion; they are the result of atmospheric physics. When the sun sits low on the horizon, its light has to push through a much thicker layer of the Earth's atmosphere. This thicker air acts like a giant filter, scattering the harsh blue light waves out into space (a process called Rayleigh scattering) and allowing only the soft, warm red and orange light waves to reach your camera sensor. Once the sun drops below the horizon, the opposite happens: ozone absorbs the warm light, leaving the sky painted in deep, moody blues.

Knowing the exact timing allows you to plan incredibly dynamic shoots. For portraits, position the setting sun behind your subject's head during the golden hour to create a beautiful, glowing rim light in their hair. If you are shooting cityscapes or real estate, wait until the sun sets and the blue hour kicks in. The deep blue sky balances perfectly with the warm yellow glow of streetlights and office windows, giving your photos a highly polished, professional look. Use our tracker to nail the timing every single time.

Why the Atmosphere Creates Golden and Blue Light

Comprehensive reference data, atomic synchronization standards, and international temporal guidelines.

Tips for Shooting During the Magic Hours

Comprehensive reference data, atomic synchronization standards, and international temporal guidelines.

Frequently Asked Questions About Golden & Blue Hour

Learn how solar geometry, latitude, and atmospheric optics influence natural light.

The golden hour is the brief window of time just after sunrise and just before sunset. Because the sun is low on the horizon, its light travels through more of the Earth's atmosphere, which softens the light, removes harsh shadows, and casts a beautiful, warm, golden glow on your subject.

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