Sunrise and Sunset times in Cornwall, Canada 
Cornwall
☁️ Low chance of a spectacular sunset.
Ontario, Canada
48 821 people
Current temperature 22 ° C 
Clear
Today:
 Sunrise: 06:27:29
|
 Sunset: 19:26:46
|
Day Length: 12h 59m 17s
Time zone: America/Montreal, UTC -4 h.
Latitude: 45.0171, Longitude: -74.7333
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 06:21:33 | 12:58:47 | 19:36:01 | 13h 14m 28s |
| 2025-Sep-02, Tuesday | 06:22:44 | 12:58:28 | 19:34:11 | 13h 11m 27s |
| 2025-Sep-03, Wednesday | 06:23:55 | 12:58:08 | 19:32:21 | 13h 8m 26s |
| 2025-Sep-04, Thursday | 06:25:07 | 12:57:48 | 19:30:30 | 13h 5m 23s |
| 2025-Sep-05, Friday | 06:26:18 | 12:57:28 | 19:28:38 | 13h 2m 20s |
| 2025-Sep-06, Saturday | 06:27:29 | 12:57:08 | 19:26:46 | 12h 59m 17s |
| 2025-Sep-07, Sunday | 06:28:41 | 12:56:47 | 19:24:54 | 12h 56m 13s |
| 2025-Sep-08, Monday | 06:29:52 | 12:56:26 | 19:23:01 | 12h 53m 9s |
| 2025-Sep-09, Tuesday | 06:31:03 | 12:56:06 | 19:21:08 | 12h 50m 5s |
| 2025-Sep-10, Wednesday | 06:32:15 | 12:55:45 | 19:19:15 | 12h 47m 0s |
| 2025-Sep-11, Thursday | 06:33:26 | 12:55:23 | 19:17:21 | 12h 43m 55s |
| 2025-Sep-12, Friday | 06:34:37 | 12:55:02 | 19:15:27 | 12h 40m 50s |
| 2025-Sep-13, Saturday | 06:35:49 | 12:54:41 | 19:13:33 | 12h 37m 44s |
| 2025-Sep-14, Sunday | 06:37:00 | 12:54:19 | 19:11:39 | 12h 34m 39s |
| 2025-Sep-15, Monday | 06:38:12 | 12:53:58 | 19:09:44 | 12h 31m 32s |
| 2025-Sep-16, Tuesday | 06:39:23 | 12:53:37 | 19:07:50 | 12h 28m 27s |
| 2025-Sep-17, Wednesday | 06:40:35 | 12:53:15 | 19:05:55 | 12h 25m 20s |
| 2025-Sep-18, Thursday | 06:41:47 | 12:52:54 | 19:04:01 | 12h 22m 14s |
| 2025-Sep-19, Friday | 06:42:59 | 12:52:32 | 19:02:06 | 12h 19m 7s |
| 2025-Sep-20, Saturday | 06:44:11 | 12:52:11 | 19:00:11 | 12h 16m 0s |
| 2025-Sep-21, Sunday | 06:45:23 | 12:51:50 | 18:58:17 | 12h 12m 54s |
| 2025-Sep-22, Monday | 06:46:35 | 12:51:29 | 18:56:22 | 12h 9m 47s |
| 2025-Sep-23, Tuesday | 06:47:48 | 12:51:08 | 18:54:27 | 12h 6m 39s |
| 2025-Sep-24, Wednesday | 06:49:00 | 12:50:47 | 18:52:33 | 12h 3m 33s |
| 2025-Sep-25, Thursday | 06:50:13 | 12:50:26 | 18:50:39 | 12h 0m 26s |
| 2025-Sep-26, Friday | 06:51:26 | 12:50:05 | 18:48:45 | 11h 57m 19s |
| 2025-Sep-27, Saturday | 06:52:39 | 12:49:45 | 18:46:51 | 11h 54m 12s |
| 2025-Sep-28, Sunday | 06:53:52 | 12:49:25 | 18:44:57 | 11h 51m 5s |
| 2025-Sep-29, Monday | 06:55:06 | 12:49:05 | 18:43:04 | 11h 47m 58s |
| 2025-Sep-30, Tuesday | 06:56:19 | 12:48:45 | 18:41:11 | 11h 44m 52s |
Day length in Cornwall during the year on the chart:
Cornwall on Canada map:
Locations in the same time zone America/Montreal
Montreal (Québec), Ottawa (Ontario), Quebec (Québec), Sherbrooke (Québec), Trois-Rivieres (Québec), Saint-Jerome (Québec), Drummondville (Québec), Chicoutimi (Québec), Shawinigan (Québec), Joliette (Québec), Victoriaville (Québec), Rimouski (Québec), Brockville (Ontario), Saint-Georges (Québec), Sept-Iles (Québec), Val-d'Or (Québec), Riviere-du-Loup (Québec), Pembroke (Ontario), Dolbeau (Québec), Mont-Laurier (Québec), Amos (Québec), Baie-Comeau (Québec), La Sarre (Québec), Gaspe (Québec), Baie-du-Poste (Québec), Derby Line (Vermont), Schefferville (Québec)
Largest Populated Areas in Canada
Toronto (Ontario), Montreal (Québec), Vancouver (British Columbia), Ottawa (Ontario), Calgary (Alberta), Edmonton (Alberta), Hamilton (Ontario), Winnipeg (Manitoba), Quebec (Québec), Oshawa (Ontario), Kitchener (Ontario), Halifax (Nova Scotia), London (Ontario), Windsor (Ontario), Victoria (British Columbia), Saskatoon (Saskatchewan), Barrie (Ontario), Regina (Saskatchewan), Sudbury (Ontario), Abbotsford (British Columbia), Sarnia (Ontario), Sherbrooke (Québec), Saint John's (Newfoundland and Labrador), Kelowna (British Columbia), Trois-Rivieres (Québec), Kingston (Ontario), Thunder Bay (Ontario), Moncton (New Brunswick), Saint John (New Brunswick), Nanaimo (British Columbia)
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