Sunrise and Sunset times in St. Marys, United States

St. Marys United States Daily sun schedule, day length and annual chart
☀️ Local time
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Sunrise
Today sunrise
06:26:08
Sunset
Today sunset
19:59:52
🌤️
Day length
13h 33m 44s
City
St. Marys
Region / Country
Pennsylvania, United States
Time zone
America/New_York, UTC -4 h.
Population
9 071 people
Latitude
41.4574
Longitude
-78.5343

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 06:56:33 13:17:55 19:39:18 12h 42m 45s
2026-Apr-02, Thursday 06:54:52 13:17:38 19:40:23 12h 45m 31s
2026-Apr-03, Friday 06:53:12 13:17:20 19:41:28 12h 48m 16s
2026-Apr-04, Saturday 06:51:33 13:17:03 19:42:33 12h 51m 0s
2026-Apr-05, Sunday 06:49:53 13:16:45 19:43:38 12h 53m 45s
2026-Apr-06, Monday 06:48:14 13:16:28 19:44:42 12h 56m 28s
2026-Apr-07, Tuesday 06:46:36 13:16:12 19:45:47 12h 59m 11s
2026-Apr-08, Wednesday 06:44:58 13:15:55 19:46:52 13h 1m 54s
2026-Apr-09, Thursday 06:43:20 13:15:39 19:47:57 13h 4m 37s
2026-Apr-10, Friday 06:41:43 13:15:23 19:49:02 13h 7m 19s
2026-Apr-11, Saturday 06:40:07 13:15:07 19:50:07 13h 10m 0s
2026-Apr-12, Sunday 06:38:31 13:14:51 19:51:12 13h 12m 41s
2026-Apr-13, Monday 06:36:55 13:14:36 19:52:17 13h 15m 22s
2026-Apr-14, Tuesday 06:35:21 13:14:21 19:53:22 13h 18m 1s
2026-Apr-15, Wednesday 06:33:47 13:14:07 19:54:27 13h 20m 40s
2026-Apr-16, Thursday 06:32:13 13:13:53 19:55:32 13h 23m 19s
2026-Apr-17, Friday 06:30:41 13:13:39 19:56:37 13h 25m 56s
2026-Apr-18, Saturday 06:29:09 13:13:25 19:57:42 13h 28m 33s
2026-Apr-19, Sunday 06:27:38 13:13:12 19:58:47 13h 31m 9s
2026-Apr-20, Monday 06:26:08 13:13:00 19:59:52 13h 33m 44s
2026-Apr-21, Tuesday 06:24:39 13:12:48 20:00:57 13h 36m 18s
2026-Apr-22, Wednesday 06:23:10 13:12:36 20:02:02 13h 38m 52s
2026-Apr-23, Thursday 06:21:43 13:12:25 20:03:07 13h 41m 24s
2026-Apr-24, Friday 06:20:16 13:12:14 20:04:12 13h 43m 56s
2026-Apr-25, Saturday 06:18:51 13:12:04 20:05:16 13h 46m 25s
2026-Apr-26, Sunday 06:17:26 13:11:54 20:06:21 13h 48m 55s
2026-Apr-27, Monday 06:16:03 13:11:45 20:07:26 13h 51m 23s
2026-Apr-28, Tuesday 06:14:41 13:11:36 20:08:31 13h 53m 50s
2026-Apr-29, Wednesday 06:13:20 13:11:27 20:09:35 13h 56m 15s
2026-Apr-30, Thursday 06:12:00 13:11:20 20:10:40 13h 58m 40s

Day length in St. Marys during the year on the chart

St. Marys on United States map

Daylight Hours FAQ: 10 Most Googled Questions Answered

Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.

Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).

Northern Hemisphere: June 20-22 (summer solstice).

Southern Hemisphere: December 21-23.

Near polar circles, the sun doesn't set for 24 hours.

Northern Hemisphere: December 21-22 (winter solstice).

Southern Hemisphere: June 20-21.

The closer to poles, the more extreme variations:

  • Equator: ~12-hour days year-round
  • Polar regions: Midnight sun/polar nights occur

Miami's lower latitude means:

  • Winter days are longer than NY's
  • Summer days are slightly shorter

During equinoxes:

  • Spring: March 20-21
  • Fall: September 22-23

Most rapid change near equinoxes: 2-4 minutes daily.

Slowest change near solstices: <1 minute daily.

Reliable tools:

  • Timeanddate.com
  • SunCalc.org
  • Photographer's Ephemeris app

Yes. Reduced winter sunlight may cause:

  • Seasonal Affective Disorder (SAD)
  • Vitamin D deficiency

Solution: Light therapy lamps & midday walks