Sedro-Woolley, WA: shortest day and earliest sunset
The shortest day in Sedro-Woolley
On Dec 21 the sun rises at 7:58 am and sets at 4:16 pm: 8h 18m of daylight, a dark winter. The longest day of summer has 16h 08m, so the swing is 7h 50m.
When it gets better in Sedro-Woolley
- Earliest sunset: 4:14 pm on Dec 11, before the shortest day (here is why).
- Latest sunrise (standard time): 8:01 am on Dec 31.
- Back above 10 hours of daylight: Feb 11.
- By Feb 21 the days grow by 3.4 minutes a day.
Waking and coming home in the dark
With a 7:00 am alarm, the sun is not yet up on 116 weekdays a year. Heading home at 5:30 pm, it has already set on 75. 73 weekdays start and end in the dark. The alarm and lamp guide shows how that compares across the country.
At 48.5°N this is as far north as, or farther than, Nashua NH (43°N), where a 1990 survey found 9.7% of adults reported winter depression.
What to do about it in Sedro-Woolley
- A sunrise alarm clock is worth getting here: on 82 weekdays the sun is still at least 20 minutes from rising at 7:00 am. Dark mornings run from Sep 25 to Mar 25, so set it up before Sep 25.
- On daylight grounds there is a strong case for a light therapy lamp: 73 weekdays start and end in the dark. Use it in the morning, and if winter low mood is the reason, ask a doctor before you rely on one.
- If you head home at 5:30 pm, the sun has already set from Nov 2 to Feb 12: worth checking your bike lights and porch light before Nov 2.
Daylight in Sedro-Woolley, month by month
Sunrise, sunset and day length on the 21st of each month, local clock time. December is the darkest, at 8h 18m.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| July 2026 | 5:30 am | 9:00 pm | 15h 30m |
| August 2026 | 6:11 am | 8:12 pm | 14h 01m |
| September 2026 | 6:54 am | 7:08 pm | 12h 14m |
| October 2026 | 7:38 am | 6:08 pm | 10h 30m |
| November 2026 | 7:26 am | 4:23 pm | 8h 57m |
| December 2026 | 7:58 am | 4:16 pm | 8h 18m |
| January 2027 | 7:51 am | 4:50 pm | 8h 59m |
| February 2027 | 7:06 am | 5:40 pm | 10h 34m |
| March 2027 | 7:10 am | 7:23 pm | 12h 13m |
| April 2027 | 6:07 am | 8:09 pm | 14h 02m |
| May 2027 | 5:21 am | 8:51 pm | 15h 29m |
| June 2027 | 5:07 am | 9:15 pm | 16h 08m |
Sedro-Woolley against the places around it
On the shortest day, compared with Sedro-Woolley (8h 18m, sunset 4:16 pm):
- Burlington, WA, 5 mi away: 8h 18m of daylight (0 min), sunset 4:17 pm (+1 min).
- Mount Vernon, WA, 7 mi away: 8h 19m of daylight (+1 min), sunset 4:17 pm (+1 min).
- Anacortes, WA, 18 mi away: 8h 18m of daylight (0 min), sunset 4:18 pm (+2 min).
- Bellingham, WA, 20 mi away: 8h 16m of daylight (-2 min), sunset 4:16 pm (0 min).
- Oak Harbor, WA, 24 mi away: 8h 20m of daylight (+2 min), sunset 4:19 pm (+3 min).