Sunrise & Sunset Times in Ulsan — January 2025

Sunrise & Sunset in Ulsan During January

January in Ulsan brings some of the shortest days of the year as winter holds firm in the Northern Hemisphere. Daylight hours hover near their annual minimum, with the sun rising late and setting early. Although the December solstice has passed, the lingering short days mean sunrise times may still be getting later even as sunset gradually pushes back. By month's end, most locations notice a few extra minutes of evening light — a subtle but welcome sign that the year's darkest stretch is behind them.

Golden Hour & Twilight in January

During January, golden hour in Ulsan lasts approximately 53 minutes each morning and evening. The low sun angle during these periods produces warm, directional light prized by photographers and filmmakers. Civil twilight — the period when the sun is just below the horizon — adds extra usable light before sunrise and after sunset, extending the practical daylight window beyond the times shown in the table above.

Through January, days in Ulsan are lengthening by roughly 1.2 minutes per day, adding up to about 0h 37m over the course of the month.

January 2025 Summary — Ulsan

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