July 20, 2026 · Rochester, USA
Sunset in Rochester today is at 20:45. Day length is 14h 56m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Rochester's coordinates and updated daily.
Rochester lies at 43°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 Rochester.
The longest day in Rochester is around 15h 23m (around June 21). The shortest is around 8h 59m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:00 | 07:41 | 9h 19m |
| February | 17:40 | 07:11 | 10h 30m |
| March | 19:16 | 07:25 | 11h 50m |
| April | 19:52 | 06:31 | 13h 21m |
| May | 20:27 | 05:49 | 14h 38m |
| June | 20:52 | 05:31 | 15h 21m |
| July | 20:50 | 05:44 | 15h 6m |
| August | 20:16 | 06:16 | 14h 1m |
| September | 19:24 | 06:50 | 12h 35m |
| October | 18:31 | 07:23 | 11h 7m |
| November | 16:49 | 07:03 | 9h 46m |
| December | 16:37 | 07:35 | 9h 1m |