Golden Hour Calculator \u2014 Golden & Blue Hour Times
Calculate golden hour and blue hour times for any location and date.
Positive = North, Negative = South
Positive = East, Negative = West
Leave blank for today
How We Calculate This
Calculation Method
- Solar declination calculated from day of year
- Hour angle found for sun elevation thresholds (-6\u00B0, -4\u00B0, 0\u00B0, 6\u00B0)
- Golden hour = sun between -4\u00B0 and 6\u00B0 elevation
- Blue hour = sun between -6\u00B0 and -4\u00B0 elevation
- Times are in UTC. Adjust for your local timezone.
Frequently Asked Questions
Related Calculators
Flash Guide Number Calculator
Calculate flash guide number from power, distance and aperture. Work out maximum flash range for any ISO and aperture setting. Free online calculator.
Inverse Square Law Calculator
Calculate how light intensity falls off with distance using the inverse square law. Essential for positioning studio lights accurately. Free online calculator.
Key to Fill Ratio Calculator
Calculate lighting ratios between key and fill lights for portrait photography. Dial in the right contrast and mood for studio setups. Free online calculator.
Softbox Size Calculator
Find the ideal softbox size relative to your subject and working distance. Get the right light quality for portraits and product shots. Free online calculator.
Light Falloff Calculator
Calculate light intensity drop-off across a scene or group of subjects. Position lights to achieve even illumination across the frame. Free online calculator.
Last updated: March 2026
All calculations are estimates based on standard optical and photographic formulas. Results may vary with specific equipment.