July 21, 2026 · Gunsan, South Korea
Sunrise in Gunsan today is at 05:32. Day length is 14h 16m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for Gunsan's coordinates and updated daily.
Gunsan lies at 36°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
Sunrise shifts earlier through spring and later through autumn — changing fastest near the equinoxes and barely at all near the summer and winter solstices. See the year chart to visualise how sunrise and sunset times shift month by month for Gunsan.
The longest day in Gunsan is around 14h 36m (around June 21). The shortest is around 9h 43m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 07:44 | 17:42 | 9h 58m |
| February | 07:22 | 18:14 | 10h 52m |
| March | 06:46 | 18:40 | 11h 55m |
| April | 06:02 | 19:06 | 13h 5m |
| May | 05:29 | 19:32 | 14h 3m |
| June | 05:17 | 19:52 | 14h 35m |
| July | 05:28 | 19:51 | 14h 23m |
| August | 05:52 | 19:25 | 13h 33m |
| September | 06:16 | 18:43 | 12h 27m |
| October | 06:40 | 17:59 | 11h 20m |
| November | 07:10 | 17:27 | 10h 17m |
| December | 07:37 | 17:21 | 9h 44m |