South Korea · 36.81°N, 127.15°E
Daylight hours in Cheonan
Cheonan gets 14h 41m of daylight on its longest day, around June 21, and 9h 38m on its shortest, around December 21: a swing of 5h 03m across the year. Its summer is in June.
Today in Cheonan
Sunrise–
Sunset–
Daylight–
vs yesterday–
Sunrise and sunset through the year
Local time, including daylight saving time where Cheonan observes it, which is why the lines can jump by an hour. The shaded band is daylight. 2026 dates.
Key days
Longest day14h 41mJune 21 · 05:13–19:54
Shortest day9h 38mDecember 21 · 07:41–17:19
March equinox12h 06mMarch 20 · 06:37–18:43
Fastest change+2.4 min/dayaround March 19
Daylight by month
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January 1 | 07:45 | 17:26 | 9h 41m |
| February 1 | 07:35 | 17:56 | 10h 22m |
| March 1 | 07:04 | 18:26 | 11h 22m |
| April 1 | 06:19 | 18:53 | 12h 34m |
| May 1 | 05:39 | 19:20 | 13h 41m |
| June 1 | 05:15 | 19:45 | 14h 30m |
| July 1 | 05:16 | 19:55 | 14h 39m |
| August 1 | 05:37 | 19:40 | 14h 03m |
| September 1 | 06:03 | 19:02 | 13h 00m |
| October 1 | 06:27 | 18:17 | 11h 50m |
| November 1 | 06:55 | 17:36 | 10h 41m |
| December 1 | 07:26 | 17:17 | 9h 51m |
Cities with similar daylight
These cities sit within 3° of Cheonan’s latitude in the same hemisphere, so their days grow and shrink almost in step:
Its mirror images are across the equator at a similar distance from it. Their longest days come when Cheonan’s are shortest:
More: all cities between 30°–40° North · compare Cheonan with any city