July 21, 2026 · Seinäjoki, Finland
Seinäjoki has 18h 37m of daylight today. Sunrise is at 04:17 and sunset is at 22:54. All times are calculated astronomically for Seinäjoki's exact coordinates.
Seinäjoki lies at 63°N. At this latitude, daylight swings dramatically between seasons — from long summer days with potential midnight sun to short winter days with just a few hours of light.
Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Seinäjoki, or see daylight hours for every day of the year.
The longest day in Seinäjoki is around 20h 11m (around June 21). The shortest is around 4h 48m (around December 21). Days are currently getting shorter — losing about 5 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 5h 52m | 09:42 | 15:35 |
| February | 8h 48m | 08:20 | 17:08 |
| March | 11h 40m | 06:49 | 18:29 |
| April | 14h 51m | 06:04 | 20:55 |
| May | 17h 53m | 04:29 | 22:22 |
| June | 20h 6m | 03:27 | 23:33 |
| July | 19h 7m | 04:02 | 23:09 |
| August | 16h 12m | 05:28 | 21:40 |
| September | 13h 3m | 06:53 | 19:57 |
| October | 10h 1m | 08:15 | 18:16 |
| November | 6h 57m | 08:46 | 15:42 |
| December | 4h 54m | 09:58 | 14:52 |