Golden hour is the brief period shortly after sunrise or before sunset when the sun sits low in the sky, producing a warm, diffused light that photographers, filmmakers, and gardeners prize. The phenomenon occurs when the sun is between 6 degrees below the horizon and 6 degrees above it, creating the softest, most colourful natural light of the day. This article explains exactly when golden hour happens, why it looks the way it does, and how to make the most of it.
The Astronomical Definition of Golden Hour
Strictly speaking, golden hour is not an hour at all. Its length varies by latitude, season, and local geography. Astronomically, it begins when the sun is roughly 6 degrees below the horizon (the start of civil twilight) and ends when the sun climbs to about 6 degrees above the horizon after sunrise, or reverses the process before sunset. During this window, sunlight travels through more of the Earth's atmosphere than at midday. The atmosphere scatters shorter blue wavelengths while allowing longer red and orange wavelengths to pass through, giving everything a warm glow.
At the equator, golden hour may last barely 40 minutes. At higher latitudes, particularly in summer, it can stretch to over an hour. Near the poles, golden hour can last for several hours during certain seasons, though the sun never rises far above the horizon.
When Does Golden Hour Occur Daily?
The exact times of golden hour shift every day as the sun's path changes. You can find precise daily slots using a reliable sunrise & sunset calendar for your location. Typically:
- Morning golden hour: starts at the beginning of civil twilight and ends at sunrise
- Evening golden hour: starts at sunset and ends when the sun is 6 degrees below the horizon
Around the equinoxes (late March and late September), morning and evening golden hours are roughly equal in length. Near the summer solstice (~June 21), the morning golden hour begins earlier and the evening one ends later, but neither is markedly longer in minutes. The winter solstice (~December 21) brings a shorter overall day, but golden hour proportions remain similar.
How to Calculate Golden Hour for Your Location
You do not need a compass or sextant. The simplest method is to use the sunrise and sunset times in London as a reference point and adjust for your longitude and latitude. For any city, golden hour begins approximately 30 to 60 minutes before sunrise and ends about 30 to 60 minutes after sunset, but this is a rough guide.
For precise timing, check the civil twilight start and end times on your local sunrise/sunset data. Civil twilight begins when the sun is 6 degrees below the horizon and ends at sunrise. That entire window is your morning golden hour. The evening golden hour runs from sunset until civil twilight ends. Many weather apps and astronomy websites now show these times automatically.
Why Golden Hour Is Special for Photography
Photographers value golden hour for specific technical reasons:
- Low contrast: Shadows are long and soft, not harsh, so details in both bright and dark areas are preserved
- Warm colour temperature: The light naturally ranges from 2,000K to 3,500K, giving images a warm amber, gold, or pink tint
- Directional quality: Light comes from a low angle, creating texture and depth in landscapes, portraits, and architecture
- Long shadows: These add drama and guide the viewer's eye through a composition
Portrait photographers often position subjects so the sun is behind them at a slight angle, creating a rim light effect. Landscape photographers use the sidelighting to reveal contours in hills, buildings, and trees. If you are planning a sunrise shoot, check the exact start of civil twilight so you are set up before the light changes.
Golden Hour vs. Blue Hour: Key Differences
Golden hour and blue hour are often confused, but they are distinct periods. Blue hour occurs when the sun is between 4 and 8 degrees below the horizon—just before morning civil twilight or just after evening civil twilight. During the blue hour, the sky takes on a deep, even blue tone with no direct sunlight. Golden hour has warm, low-angle sunlight; blue hour has cool, indirect skylight. Photographers often shoot them together: golden hour for warm subjects and blue hour for cityscapes or moody landscapes.
Practical Tips for Using Golden Hour
To get the best from golden hour, keep these points in mind:
- Check times the night before: Use a sunrise/sunset app or our calendar to know exactly when civil twilight starts and ends
- Arrive early: Setup and composition take time. Aim to be in position 15 minutes before golden hour begins
- Shoot in RAW: The dynamic range during golden hour is wide; RAW files let you recover shadow and highlight detail later
- Use a graduated neutral density filter: This balances the bright sky with darker foregrounds, especially during sunrise
- Experiment with white balance: Set your camera to "daylight" (5500K) to preserve the warm tones, or manually set around 4500K for a slightly cooler look
- Turn around occasionally: The best light may be behind you. Low-angle sun can backlight mist, dust, or water droplets beautifully
- Include the sun in compositions: A low sun can be partially hidden behind trees or buildings to reduce flare while adding drama
Golden hour is a reliable, predictable phenomenon that rewards preparation. Whether you are capturing a landscape, a portrait, or simply enjoying the morning light, knowing the exact timing for your location transforms an ordinary moment into something memorable. Bookmark your city's sun data, check the civil twilight times, and step outside during that brief window. The light does the rest.