July 20, 2026 · St. Catharines, Canada
Sunrise in St. Catharines today is at 05:56. Day length is 14h 56m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for St. Catharines's coordinates and updated daily.
St. Catharines lies at 43°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in 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 St. Catharines.
The longest day in St. Catharines 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 | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 07:47 | 17:06 | 9h 19m |
| February | 07:17 | 17:47 | 10h 30m |
| March | 07:32 | 19:22 | 11h 50m |
| April | 06:37 | 19:58 | 13h 21m |
| May | 05:55 | 20:33 | 14h 38m |
| June | 05:37 | 20:59 | 15h 21m |
| July | 05:51 | 20:56 | 15h 6m |
| August | 06:22 | 20:23 | 14h 1m |
| September | 06:56 | 19:31 | 12h 35m |
| October | 07:30 | 18:37 | 11h 7m |
| November | 07:09 | 16:55 | 9h 46m |
| December | 07:42 | 16:43 | 9h 1m |