Petersburg, Alaska
Thursday, May 13, 2027
Sunrise
4:38 am AKDT
Sunset
8:58 pm AKDT
Daylight
16 hr 21 min
+4 min longer than yesterday
Solar noon
12:48 pm AKDT
Civil twilight
3:47 am – 9:50 pm
Usable light for most outdoor activity
Nautical twilight
2:26 am – 11:11 pm
Horizon visible at sea
Astronomical twilight
— – —
Faintest stars visible
Moon
First Quarter · 57% lit · Moonset 2:33 am · Moonrise 12:39 pm
This day in context
Day length rank
#78 of 365 days in 2027
Share of the longest day
92% — the longest day here is 17 hr 50 min
Golden hour
4:38 am–5:36 am and 8:00 pm–8:58 pm
Blue hour
3:47 am–4:08 am and 9:29 pm–9:50 pm
Sun at solar noon
51.7° above the horizon
True darkness
None tonight — the sun never dips 18° below the horizon
Week at a glance
| Day | Sunrise | Sunset | Daylight | Change |
|---|---|---|---|---|
| Mon May 10 | 4:44 am | 8:53 pm | 16 hr 9 min | +4 min |
| Tue May 11 | 4:42 am | 8:55 pm | 16 hr 13 min | +4 min |
| Wed May 12 | 4:40 am | 8:57 pm | 16 hr 17 min | +4 min |
| Thu May 13 | 4:38 am | 8:58 pm | 16 hr 21 min | +4 min |
| Fri May 14 | 4:36 am | 9:00 pm | 16 hr 25 min | +4 min |
| Sat May 15 | 4:34 am | 9:02 pm | 16 hr 29 min | +4 min |
| Sun May 16 | 4:32 am | 9:04 pm | 16 hr 32 min | +4 min |