Sunrise and Sunset times in Thunder Bay, Canada 
Thunder Bay
☁️ Low chance of a spectacular sunset.
Ontario, Canada
99 334 people
Current temperature 26 ° C 
Sunny
Today:
 Sunrise: 07:26:22
|
 Sunset: 20:22:07
|
Day Length: 12h 55m 45s
Time zone: America/Thunder_Bay, UTC -4 h.
Latitude: 48.4462, Longitude: -89.275
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 07:15:16 | 13:56:56 | 20:38:36 | 13h 23m 20s |
| 2025-Sep-02, Tuesday | 07:16:40 | 13:56:37 | 20:36:34 | 13h 19m 54s |
| 2025-Sep-03, Wednesday | 07:18:03 | 13:56:17 | 20:34:32 | 13h 16m 29s |
| 2025-Sep-04, Thursday | 07:19:26 | 13:55:57 | 20:32:29 | 13h 13m 3s |
| 2025-Sep-05, Friday | 07:20:49 | 13:55:37 | 20:30:25 | 13h 9m 36s |
| 2025-Sep-06, Saturday | 07:22:13 | 13:55:17 | 20:28:21 | 13h 6m 8s |
| 2025-Sep-07, Sunday | 07:23:36 | 13:54:56 | 20:26:17 | 13h 2m 41s |
| 2025-Sep-08, Monday | 07:24:59 | 13:54:36 | 20:24:12 | 12h 59m 13s |
| 2025-Sep-09, Tuesday | 07:26:22 | 13:54:15 | 20:22:07 | 12h 55m 45s |
| 2025-Sep-10, Wednesday | 07:27:45 | 13:53:54 | 20:20:02 | 12h 52m 17s |
| 2025-Sep-11, Thursday | 07:29:09 | 13:53:33 | 20:17:57 | 12h 48m 48s |
| 2025-Sep-12, Friday | 07:30:32 | 13:53:11 | 20:15:51 | 12h 45m 19s |
| 2025-Sep-13, Saturday | 07:31:55 | 13:52:50 | 20:13:45 | 12h 41m 50s |
| 2025-Sep-14, Sunday | 07:33:19 | 13:52:29 | 20:11:39 | 12h 38m 20s |
| 2025-Sep-15, Monday | 07:34:42 | 13:52:07 | 20:09:32 | 12h 34m 50s |
| 2025-Sep-16, Tuesday | 07:36:06 | 13:51:46 | 20:07:26 | 12h 31m 20s |
| 2025-Sep-17, Wednesday | 07:37:29 | 13:51:24 | 20:05:19 | 12h 27m 50s |
| 2025-Sep-18, Thursday | 07:38:53 | 13:51:03 | 20:03:13 | 12h 24m 20s |
| 2025-Sep-19, Friday | 07:40:17 | 13:50:41 | 20:01:06 | 12h 20m 49s |
| 2025-Sep-20, Saturday | 07:41:41 | 13:50:20 | 19:59:00 | 12h 17m 19s |
| 2025-Sep-21, Sunday | 07:43:05 | 13:49:59 | 19:56:53 | 12h 13m 48s |
| 2025-Sep-22, Monday | 07:44:29 | 13:49:38 | 19:54:46 | 12h 10m 17s |
| 2025-Sep-23, Tuesday | 07:45:53 | 13:49:17 | 19:52:40 | 12h 6m 47s |
| 2025-Sep-24, Wednesday | 07:47:18 | 13:48:56 | 19:50:34 | 12h 3m 16s |
| 2025-Sep-25, Thursday | 07:48:43 | 13:48:35 | 19:48:28 | 11h 59m 45s |
| 2025-Sep-26, Friday | 07:50:07 | 13:48:15 | 19:46:22 | 11h 56m 15s |
| 2025-Sep-27, Saturday | 07:51:32 | 13:47:54 | 19:44:16 | 11h 52m 44s |
| 2025-Sep-28, Sunday | 07:52:58 | 13:47:34 | 19:42:10 | 11h 49m 12s |
| 2025-Sep-29, Monday | 07:54:23 | 13:47:14 | 19:40:05 | 11h 45m 42s |
| 2025-Sep-30, Tuesday | 07:55:49 | 13:46:55 | 19:38:00 | 11h 42m 11s |
Day length in Thunder Bay during the year on the chart:
Thunder Bay on Canada map:
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), Moncton (New Brunswick), Saint John (New Brunswick), Nanaimo (British Columbia), Peterborough (Ontario)
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