July 21, 2026 · Ostrava, Czech Republic
Sunrise in Ostrava today is at 05:02. Day length is 15h 43m. See below for sunset, 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.
Sunrise shifts earlier through spring and later through autumn — changing fastest near the equinoxes and barely at all near the summer and winter solstices. See the year chart to visualise how sunrise and 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 | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 07:40 | 16:14 | 8h 34m |
| February | 06:59 | 17:05 | 10h 7m |
| March | 06:02 | 17:51 | 11h 49m |
| April | 05:55 | 19:40 | 13h 44m |
| May | 05:03 | 20:25 | 15h 23m |
| June | 04:39 | 20:57 | 16h 19m |
| July | 04:55 | 20:51 | 15h 56m |
| August | 05:37 | 20:07 | 14h 30m |
| September | 06:23 | 19:03 | 12h 40m |
| October | 07:09 | 17:58 | 10h 50m |
| November | 06:59 | 16:05 | 9h 6m |
| December | 07:39 | 15:47 | 8h 8m |