Argentina · 31.54°S, 68.54°W
Daylight hours in San Juan, Argentina
San Juan gets 14h 12m of daylight on its longest day, around December 21, and 10h 05m on its shortest, around June 21: a swing of 4h 07m across the year. Its summer is in December.
Today in San Juan
Sunrise–
Sunset–
Daylight–
vs yesterday–
Sunrise and sunset through the year
Local time, including daylight saving time where San Juan observes it, which is why the lines can jump by an hour. The shaded band is daylight. 2026 dates.
Key days
Longest day14h 12mDecember 21 · 06:27–20:39
Shortest day10h 05mJune 21 · 08:34–18:39
March equinox12h 09mMarch 20 · 07:38–19:47
Fastest change−1.9 min/dayaround March 15
Daylight by month
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January 1 | 06:34 | 20:43 | 14h 10m |
| February 1 | 07:01 | 20:36 | 13h 35m |
| March 1 | 07:25 | 20:10 | 12h 45m |
| April 1 | 07:46 | 19:31 | 11h 45m |
| May 1 | 08:06 | 18:58 | 10h 52m |
| June 1 | 08:26 | 18:40 | 10h 13m |
| July 1 | 08:35 | 18:42 | 10h 07m |
| August 1 | 08:23 | 18:59 | 10h 36m |
| September 1 | 07:52 | 19:19 | 11h 27m |
| October 1 | 07:13 | 19:36 | 12h 24m |
| November 1 | 06:38 | 19:59 | 13h 21m |
| December 1 | 06:23 | 20:25 | 14h 02m |
Cities with similar daylight
These cities sit within 3° of San Juan’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 San Juan’s are shortest:
More: all cities between 30°–40° South · compare San Juan with any city