July 20, 2026 · Louisville, USA
Louisville has 14h 28m of daylight today. Sunrise is at 06:36 and sunset is at 21:04. All times are calculated astronomically for Louisville's exact coordinates.
Louisville lies at 38°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
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 Louisville, or see daylight hours for every day of the year.
The longest day in Louisville is around 14h 50m (around June 21). The shortest is around 9h 30m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 9h 46m | 07:59 | 17:46 |
| February | 10h 45m | 07:36 | 18:21 |
| March | 11h 53m | 07:57 | 19:49 |
| April | 13h 9m | 07:09 | 20:18 |
| May | 14h 13m | 06:34 | 20:47 |
| June | 14h 48m | 06:20 | 21:08 |
| July | 14h 36m | 06:32 | 21:07 |
| August | 13h 42m | 06:58 | 20:40 |
| September | 12h 30m | 07:25 | 19:55 |
| October | 11h 17m | 07:51 | 19:08 |
| November | 10h 9m | 07:24 | 17:33 |
| December | 9h 32m | 07:53 | 17:24 |