Petersburg, Alaska
Sunday, July 18, 2027
Sunrise
4:25 am AKDT
Sunset
9:29 pm AKDT
Daylight
17 hr 3 min
−3 min shorter than yesterday
Solar noon
12:58 pm AKDT
Civil twilight
3:28 am – 10:26 pm
Usable light for most outdoor activity
Nautical twilight
1:22 am – 12:27 am
Horizon visible at sea
Astronomical twilight
— – —
Faintest stars visible
Moon
Full Moon · 100% lit · Moonset 4:10 am · Moonrise 9:44 pm
This day in context
Day length rank
#55 of 365 days in 2027
Share of the longest day
96% — the longest day here is 17 hr 50 min
Golden hour
4:25 am–5:27 am and 8:27 pm–9:29 pm
Blue hour
3:28 am–3:52 am and 10:02 pm–10:26 pm
Sun at solar noon
54.2° above the horizon
True darkness
None tonight — the sun never dips 18° below the horizon
Week at a glance
| Day | Sunrise | Sunset | Daylight | Change |
|---|---|---|---|---|
| Thu Jul 15 | 4:21 am | 9:33 pm | 17 hr 12 min | −3 min |
| Fri Jul 16 | 4:22 am | 9:32 pm | 17 hr 10 min | −3 min |
| Sat Jul 17 | 4:24 am | 9:30 pm | 17 hr 6 min | −3 min |
| Sun Jul 18 | 4:25 am | 9:29 pm | 17 hr 3 min | −3 min |
| Mon Jul 19 | 4:27 am | 9:27 pm | 17 hr 0 min | −3 min |
| Tue Jul 20 | 4:29 am | 9:26 pm | 16 hr 57 min | −3 min |
| Wed Jul 21 | 4:31 am | 9:24 pm | 16 hr 53 min | −3 min |