Golden Hour Calculator
Sunrise, sunset, golden hour and blue hour times for any location and date — pick your spot on the map, no app needed.
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How Golden Hour Is Actually Calculated
Everything on this page comes down to one number: the sun's elevation angle — how many degrees the sun sits above or below the horizon for a given latitude, longitude, date and time. That angle is computed with standard solar-position astronomy: first the sun's declination (its angle above or below the celestial equator, which shifts through the year from about +23.4° at the summer solstice to −23.4° at the winter solstice), then the hour angle (how far the sun has moved across the sky from solar noon, based on the time and longitude). Combining declination, hour angle and your latitude gives the exact elevation at any moment, without needing a physical sensor or an app — just the same formulas astronomers and photography apps use.
Golden hour is defined as the window while the sun's elevation is between 6° below and 6° above the horizon — the light is low, warm and directional with long soft shadows, roughly straddling sunrise and sunset. Blue hour is a narrower, separate window while the sun sits 4° to 8° below the horizon: direct sunlight is gone, the sky itself glows a deep blue, and it's a favorite for cityscapes where ambient sky light balances artificial lights.
What to Watch Out For
- Latitude changes everything. Near the equator the sun rises and sets almost straight up and down, so it crosses the golden-hour band quickly — often just a few minutes. At high latitudes the sun's path is much shallower, so in summer it can linger in the golden-hour band for hours, and near the poles it may never fully leave it for weeks (the "midnight sun" effect).
- Season shifts the whole calculation. The same location can have a golden hour that starts an hour earlier or later depending on the sun's declination that day — that's why this tool needs a specific date, not just a location.
- Arrive early. The richest color inside golden or blue hour is often a much narrower 10-15 minute peak rather than the full window, so plan to be in position 15-20 minutes ahead of the calculated start.
- Time zone is on you. The calculator outputs local time based on the UTC offset you provide — remember to fold in daylight saving yourself.
Frequently Asked Questions
How is the golden hour time actually computed?
From the sun's elevation angle, derived from its declination (position relative to the celestial equator on that date) and hour angle (position relative to solar noon at your longitude) combined with your latitude — the same core formulas used in solar-position astronomy, not a lookup table.
What's the exact difference between golden hour and blue hour?
Golden hour spans sun elevation from 6° below to 6° above the horizon — warm, directional light. Blue hour is a narrower band, sun 4° to 8° below the horizon, after the warm light is gone and before full darkness, when the sky reads as deep blue.
Why does golden hour last only a few minutes near the equator but hours near the poles?
The sun's path relative to the horizon is steep near the equator (it crosses the golden-hour degree band quickly) and shallow at high latitudes (it can travel sideways along the horizon for a long time, especially in summer) — same degree band, very different crossing speed.
Does the calculator adjust for daylight saving time automatically?
No — it converts using the UTC offset you enter, so include DST in that number for your date and location. The solar geometry itself is exact for the coordinates and date you choose.
Why should I arrive before the calculated golden hour start time?
The listed window is the full band where the light qualifies as golden or blue, but the most dramatic color usually peaks in a much shorter 10-15 minute stretch inside it — arriving 15-20 minutes early means you won't miss that peak while still setting up.
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