sun .5deg.comSunrise, Sunset and Sun position here: Cheonan, South Korea (Chungcheongnam-do).
Current time: Thursday, 2026-05-21, 01:43 (GMT+09:00) Asia/Seoul
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All times are shown in Cheonan local time.
Solar noon
Today will be at: 12:27 (remaining time: +10h 44m),
Maximal altitude of Sun: 73.3°.
Day Length: 14h 17m 3s (time between sunrise and sunset).
| Sunrise | Solar noon | Sunset | |
| Time | 05:19:27 | 12:27:59 | 19:36:30 |
| Azimuth | 63.9° | 180° | 296.2° |
| Day Length | ![]() |
14h 17m 3s | ![]() |
Current distance Earth ↔ Sun:
Center-to-center: 151 400 194 km
94 075 719 mi
Cheonan ↔ Sun, nearest point: 150 707 725 km
93 645 439 mi

| Local timezone: | GMT+09:00 |
| Latitude: | 36.8065° |
| Longitude: | 127.1522° |
| Country: | South Korea Chungcheongnam-do |
| Population: | 365 114 |
| Zone Type | Start | End | Length | |
| Night | 00:00:00 | 03:34:41 | 3h 34m 41s | |
| Astronomical Twilight | 03:34:41 | 04:14:05 | 39m 24s | |
| Nautical Twilight | 04:14:05 | 04:50:09 | 36m 4s | |
| Civil Twilight | 04:50:09 | 05:19:27 | 29m 18s | |
| Daylight | 05:19:27 | 19:36:30 | 14h 17m 3s | |
| Civil Twilight | 19:36:30 | 20:05:48 | 29m 18s | |
| Nautical Twilight | 20:05:48 | 20:41:52 | 36m 4s | |
| Astronomical Twilight | 20:41:52 | 21:21:16 | 39m 24s | |
| Night | 21:21:16 | 23:59:59 | 2h 38m 43s |
Altitude
0-24, Current: -30.5° (
01:43)
Azimuth
0-24, Current: 20.7° (
01:43)
Solar noon
| Yesterday | Today | Tomorrow | |||
| date: | 2026-05-19 | 2026-05-20 | 2026-05-21 | 2026-05-22 | 2026-05-23 |
| Day: | Tuesday | Wednesday | Thursday | Friday | Saturday |
| Sunrise: | 05:20:49 | 05:20:07 | 05:19:27 | 05:18:48 | 05:18:10 |
| Solar noon: | 12:27:52 | 12:27:55 | 12:27:59 | 12:28:03 | 12:28:07 |
| Sunset: | 19:34:54 | 19:35:43 | 19:36:30 | 19:37:18 | 19:38:04 |
| Day Length: | 14h 14m 5s | 14h 15m 36s | 14h 17m 3s | 14h 18m 30s | 14h 19m 54s |
Cheonan sunrise, sunset informations for whole month (or Year 2026):