Petersburg, Alaska
Friday, July 31, 2026
Sunrise
4:49 am AKDT
Sunset
9:05 pm AKDT
Daylight
16 hr 16 min
−4 min shorter than yesterday
Solar noon
12:58 pm AKDT
Civil twilight
3:58 am – 9:56 pm
Usable light for most outdoor activity
Nautical twilight
2:39 am – 11:14 pm
Horizon visible at sea
Astronomical twilight
— – —
Faintest stars visible
Moon
Waning Gibbous · 95% lit · Moonset 7:20 am · Moonrise 9:40 pm
This day in context
Day length rank
#80 of 365 days in 2026
Share of the longest day
91% — the longest day here is 17 hr 50 min
Golden hour
4:49 am–5:47 am and 8:07 pm–9:05 pm
Blue hour
3:58 am–4:19 am and 9:35 pm–9:56 pm
Sun at solar noon
51.4° above the horizon
True darkness
None tonight — the sun never dips 18° below the horizon
Week at a glance
| Day | Sunrise | Sunset | Daylight | Change |
|---|---|---|---|---|
| Tue Jul 28 | 4:43 am | 9:11 pm | 16 hr 28 min | −4 min |
| Wed Jul 29 | 4:45 am | 9:09 pm | 16 hr 24 min | −4 min |
| Thu Jul 30 | 4:47 am | 9:07 pm | 16 hr 20 min | −4 min |
| Fri Jul 31 | 4:49 am | 9:05 pm | 16 hr 16 min | −4 min |
| Sat Aug 1 | 4:51 am | 9:03 pm | 16 hr 12 min | −4 min |
| Sun Aug 2 | 4:53 am | 9:01 pm | 16 hr 8 min | −4 min |
| Mon Aug 3 | 4:55 am | 8:59 pm | 16 hr 4 min | −4 min |