Sun Times in Seongnam-si
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Frequently Asked Questions
What time is sunrise in Seongnam-si?
Sunrise in Seongnam-si on Tuesday, August 25, 2026 is at 5:55 AM (Asia/Seoul). This time is calculated from the city's coordinates.
What time is sunset in Seongnam-si?
Sunset in Seongnam-si on Tuesday, August 25, 2026 is at 7:11 PM (Asia/Seoul). This time is calculated from the city's coordinates.
When is golden hour in Seongnam-si?
Morning golden hour in Seongnam-si ends at 6:30 AM. Evening golden hour starts at 6:35 PM.
How long is the day in Seongnam-si?
On Tuesday, August 25, 2026 in Seongnam-si there are 13 hours and 15 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Seongnam-si?
The sun reaches its highest point (solar noon) in Seongnam-si at 12:33 PM (Asia/Seoul). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Seongnam-si?
In Seongnam-si, sunset is at 7:11 PM and it gets fully dark (astronomical dusk) at 8:44 PM (Asia/Seoul). Civil twilight ends at 7:38 PM when outdoor activities need artificial light.
How long does twilight last in Seongnam-si?
Twilight in Seongnam-si lasts approximately 93 minutes from sunset to full darkness (astronomical dusk). This includes civil twilight, nautical twilight, and astronomical twilight.
What is the earliest sunrise of the year in Seongnam-si?
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.
What is the latest sunset of the year in Seongnam-si?
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.
What time does it actually get dark after sunset in Seongnam-si?
After sunset at 7:11 PM in Seongnam-si, civil twilight ends at 7:38 PM — about 27 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 8:44 PM (Asia/Seoul).
What these times mean
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.
- Dawn
- The first usable twilight before sunrise, when the horizon brightens and color gradually returns to the sky.
- Sunrise
- The moment the upper edge of the sun appears above the horizon, starting direct daylight.
- Golden Hour
- The low-angle window just after sunrise and just before sunset, producing warm, soft light favored by photographers.
- Sunset
- The moment the upper edge of the sun drops below the horizon, ending direct sunlight for the day.
- Dusk
- The fading twilight after sunset, ending with astronomical dusk when the sky becomes fully dark.
Monthly daylight in Seongnam-si
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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