Prudhoe Bay / Deadhorse, Alaska
Thursday, August 12, 2027
Sunrise
4:30 am AKDT
Sunset
11:23 pm AKDT
Daylight
18 hr 53 min
−12 min shorter than yesterday
Solar noon
1:58 pm AKDT
Civil twilight
— – —
Usable light for most outdoor activity
Nautical twilight
— – —
Horizon visible at sea
Astronomical twilight
— – —
Faintest stars visible
Moon
Waxing Gibbous · 83% lit · The moon stays below the horizon all day — no moonrise or moonset today.
This day in context
Day length rank
#105 of 365 days in 2027
Share of the longest day
79% — the longest day here is 24 hr 0 min
Golden hour
4:30 am–6:18 am and 9:36 pm–11:23 pm
Sun at solar noon
34.6° 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 Aug 9 | 4:12 am | 11:41 pm | 19 hr 29 min | −13 min |
| Tue Aug 10 | 4:18 am | 11:35 pm | 19 hr 17 min | −12 min |
| Wed Aug 11 | 4:24 am | 11:29 pm | 19 hr 5 min | −12 min |
| Thu Aug 12 | 4:30 am | 11:23 pm | 18 hr 53 min | −12 min |
| Fri Aug 13 | 4:36 am | 11:17 pm | 18 hr 41 min | −12 min |
| Sat Aug 14 | 4:41 am | 11:11 pm | 18 hr 30 min | −11 min |
| Sun Aug 15 | 4:46 am | 11:05 pm | 18 hr 19 min | −11 min |