July 21, 2026 · Ostrava, Czech Republic
Sunset in Ostrava today is at 20:45. Day length is 15h 43m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Ostrava's coordinates and updated daily.
Ostrava lies at 50°N. At this latitude, day length varies significantly through the year — from roughly 7–8 hours in midwinter to 16–17 hours at 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 Ostrava.
The longest day in Ostrava is around 16h 21m (around June 21). The shortest is around 8h 6m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 16:14 | 07:40 | 8h 34m |
| February | 17:05 | 06:59 | 10h 7m |
| March | 17:51 | 06:02 | 11h 49m |
| April | 19:40 | 05:55 | 13h 44m |
| May | 20:25 | 05:03 | 15h 23m |
| June | 20:57 | 04:39 | 16h 19m |
| July | 20:51 | 04:55 | 15h 56m |
| August | 20:07 | 05:37 | 14h 30m |
| September | 19:03 | 06:23 | 12h 40m |
| October | 17:58 | 07:09 | 10h 50m |
| November | 16:05 | 06:59 | 9h 6m |
| December | 15:47 | 07:39 | 8h 8m |