July 20, 2026 · Tucson, USA
Sunset in Tucson today is at 19:30. Day length is 13h 59m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Tucson's coordinates and updated daily.
Tucson lies at 32°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
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 Tucson.
The longest day in Tucson is around 14h 16m (around June 21). The shortest is around 10h 2m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:41 | 07:26 | 10h 15m |
| February | 18:10 | 07:08 | 11h 1m |
| March | 18:31 | 06:36 | 11h 55m |
| April | 18:53 | 05:56 | 12h 56m |
| May | 19:14 | 05:27 | 13h 47m |
| June | 19:32 | 05:17 | 14h 15m |
| July | 19:33 | 05:28 | 14h 5m |
| August | 19:10 | 05:48 | 13h 22m |
| September | 18:33 | 06:08 | 12h 25m |
| October | 17:53 | 06:27 | 11h 26m |
| November | 17:25 | 06:53 | 10h 32m |
| December | 17:21 | 07:18 | 10h 3m |