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Check the sunrise time displayed above for Seongnam-si (Asia/Seoul). Times are calculated from the city's coordinates.
Check the sunset time displayed above for Seongnam-si (Asia/Seoul). Times are calculated from the city's coordinates.
Golden hour times for Seongnam-si are displayed above. Morning golden hour runs from sunrise until about an hour after. Evening golden hour starts about an hour before sunset.
The day length for Seongnam-si is shown above. It represents the time between sunrise and sunset.
The sun's highest point (solar noon) for Seongnam-si is shown in the times above (Asia/Seoul). This is when the sun crosses the meridian.
Sunset and dusk times for Seongnam-si are displayed above (Asia/Seoul). It typically takes over an hour after sunset for the sky to get fully dark.
Twilight duration in Seongnam-si varies by season. You can calculate it from the sunset and astronomical dusk times shown above.
The earliest sunrise in Seongnam-si in 2026 is at 5:09 AM on June 13 (Asia/Seoul). This occurs around the summer solstice when days are longest.
The latest sunset in Seongnam-si in 2026 is at 7:56 PM on June 23 (Asia/Seoul). This occurs shortly after the summer solstice.
After sunset in Seongnam-si, civil twilight lasts roughly 30 minutes, during which the sky fades but remains somewhat bright. Full darkness follows after astronomical dusk. See the exact times above.
Solar times in Seongnam-si shift throughout the year. Each stage of the day brings distinct light that photographers, outdoor planners, and everyday users rely on.
Sunrise, sunset, and total daylight in Seongnam-si on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:44 AM | 5:36 PM | 9h 52m |
| February | 7:21 AM | 6:10 PM | 10h 49m |
| March | 6:43 AM | 6:38 PM | 11h 55m |
| April | 5:57 AM | 7:06 PM | 13h 09m |
| May | 5:22 AM | 7:33 PM | 14h 10m |
| June | 5:10 AM | 7:53 PM | 14h 44m |
| July | 5:22 AM | 7:52 PM | 14h 30m |
| August | 5:47 AM | 7:24 PM | 13h 37m |
| September | 6:13 AM | 6:39 PM | 12h 27m |
| October | 6:39 AM | 5:55 PM | 11h 16m |
| November | 7:10 AM | 5:21 PM | 10h 11m |
| December | 7:38 AM | 5:14 PM | 9h 36m |
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