July 21, 2026 · Puttalam, Sri Lanka
Sunset in Puttalam today is at 18:33. Day length is 12h 31m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Puttalam's coordinates and updated daily.
Puttalam lies at 8°N. Near the tropics, day length stays close to 12 hours year-round, with only minor variation between seasons.
Sunset shifts later through spring and earlier through autumn — changing fastest near the equinoxes and slowest near the summer and winter solstices. See the year chart to visualise how sunset times shift month by month for Puttalam.
The longest day in Puttalam is around 12h 35m (around June 21). The shortest is around 11h 39m (around December 21).
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 18:12 | 06:29 | 11h 42m |
| February | 18:22 | 06:30 | 11h 52m |
| March | 18:23 | 06:19 | 12h 4m |
| April | 18:20 | 06:03 | 12h 18m |
| May | 18:22 | 05:53 | 12h 29m |
| June | 18:30 | 05:54 | 12h 35m |
| July | 18:34 | 06:01 | 12h 33m |
| August | 18:28 | 06:05 | 12h 23m |
| September | 18:12 | 06:02 | 12h 10m |
| October | 17:56 | 05:59 | 11h 57m |
| November | 17:49 | 06:03 | 11h 46m |
| December | 17:56 | 06:17 | 11h 40m |