Seattle, WA · 2026
Sunrise and sunset in Seattle, Washington
Short answer
- Longest day
- 15 h 59 min
- Shortest day
- 8 h 25 min
Seattle daylight through 2026
Daylight in Seattle runs from 8 h 25 min on December 21 to 15 h 59 min on June 21, a seasonal swing of 7 h 34 min between June 21 and December 21. That swing ranks 5th of 342 US cities of 100,000+, where 1st is the largest. Around the March equinox the city gets 12 h 11 min, and around the September equinox 12 h 10 min.
Seattle daylight by month
| Month | Average | Sunrise | Sunset |
|---|---|---|---|
| January | 8 h 57 min | 7:36 AM to 7:57 AM | 4:28 PM to 5:09 PM |
| February | 10 h 17 min | 6:51 AM to 7:35 AM | 5:10 PM to 5:53 PM |
| March | 11 h 57 min | 6:37 AM to 7:35 AM | 5:54 PM to 7:38 PM |
| April | 13 h 40 min | 5:53 AM to 6:47 AM | 7:39 PM to 8:20 PM |
| May | 15 h 10 min | 5:16 AM to 5:51 AM | 8:21 PM to 8:58 PM |
| June | 15 h 55 min | 5:11 AM to 5:15 AM | 8:59 PM to 9:11 PM |
| July | 15 h 31 min | 5:15 AM to 5:45 AM | 8:44 PM to 9:10 PM |
| August | 14 h 12 min | 5:47 AM to 6:26 AM | 7:51 PM to 8:43 PM |
| September | 12 h 32 min | 6:28 AM to 7:07 AM | 6:50 PM to 7:49 PM |
| October | 10 h 49 min | 7:08 AM to 7:52 AM | 5:53 PM to 6:48 PM |
| November | 9 h 18 min | 6:53 AM to 7:35 AM | 4:20 PM to 4:51 PM |
| December | 8 h 30 min | 7:36 AM to 7:57 AM | 4:17 PM to 4:27 PM |
Earliest sunrise, latest sunset and the clock
The earliest sunrise comes on June 9 at 5:11 AM and the latest sunset on June 21 at 9:11 PM. The latest sunrise is 7:57 AM on January 1. Daylight saving time starts and ends on March 8 and November 1, which shifts every clock time by an hour.
On standard time the clocks run 8 hours behind UTC, the time of the 120° W meridian. Seattle sits at 122.35° W, so the sun runs about 9 minutes behind the zone clock. Solar noon is at 12:18 PM on January 15 and 1:15 PM on July 15.
Compared with nearby cities
Olympia, the state capital, gets 5 minutes less daylight than Seattle on June 21 and 5 minutes more on December 21. Day length depends on latitude, so the table lists the paired cities from north to south.
| City | Latitude | June 21 | December 21 |
|---|---|---|---|
| Anchorage, AK | 61.17° N | 19 h 21 min | 5 h 28 min |
| Everett, WA | 47.97° N | 16 h 03 min | 8 h 23 min |
| Spokane, WA | 47.67° N | 16 h 00 min | 8 h 25 min |
| Spokane Valley, WA | 47.66° N | 16 h 00 min | 8 h 25 min |
| Seattle, WA | 47.62° N | 15 h 59 min | 8 h 25 min |
| Bellevue, WA | 47.60° N | 15 h 59 min | 8 h 26 min |
| Renton, WA | 47.48° N | 15 h 58 min | 8 h 27 min |
| Kent, WA | 47.39° N | 15 h 57 min | 8 h 27 min |
| Federal Way, WA | 47.31° N | 15 h 57 min | 8 h 28 min |
| Tacoma, WA | 47.25° N | 15 h 56 min | 8 h 28 min |
| Vancouver, WA | 45.64° N | 15 h 42 min | 8 h 41 min |
| Portland, OR | 45.54° N | 15 h 41 min | 8 h 42 min |
Questions people ask
What is the longest day of the year in Seattle?
June 21, 2026, with 15 h 59 min of daylight: sunrise 5:11 AM, sunset 9:11 PM.
What is the shortest day in Seattle?
December 21, 2026, with 8 h 25 min: sunrise 7:54 AM, sunset 4:20 PM.
When is the latest sunset in Seattle?
9:11 PM on June 21, 2026. The earliest sunset is 4:17 PM on December 7.
What time zone is Seattle in?
America/Los_Angeles. Clocks change on March 8 (to PDT) and November 1 (to PST) in 2026.
Sources and data as of
Data as of: computed for 2026 at the Census internal point of Seattle, 47.619° N, 122.352° W; time zone from Open-Meteo.
- 01SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
- 02IANA time zone database (clock times and daylight saving rules)
How every number is computed: methodology. Spotted a wrong figure? Report an error.