Sunset in Tehran today
September 10, 2026 · Tehran, Iran
Capital7,153,309 people
Sunset in Tehran today is at 18:21. Day length is 12h 37m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Tehran's coordinates and updated daily.
Tehran lies at 36°N. In Tehran, day length ranges from 9h 44m in winter to 14h 35m in summer — a swing of about 4h 50m.
The sun goes down towards the west in Tehran today, at a bearing of 277°. Civil twilight then lasts another 26 minutes before it gets properly dark. The sun sets 32 minutes later in Tehran than in Mashhad, 739 km to the east.
Through the year sunset drifts later across spring and earlier across 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 Tehran.
The longest day in Tehran is around 14h 35m (around June 21). The shortest is around 9h 44m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
Sunset in Tehran by month
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:14 | 07:14 | 9h 60m |
| February | 17:46 | 06:53 | 10h 54m |
| March | 18:12 | 06:17 | 11h 55m |
| April | 18:37 | 05:33 | 13h 5m |
| May | 19:03 | 05:01 | 14h 2m |
| June | 19:22 | 04:49 | 14h 34m |
| July | 19:22 | 05:00 | 14h 21m |
| August | 18:56 | 05:24 | 13h 32m |
| September | 18:14 | 05:48 | 12h 26m |
| October | 17:31 | 06:11 | 11h 20m |
| November | 16:59 | 06:41 | 10h 18m |
| December | 16:53 | 07:07 | 9h 46m |