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en.wikipedia.org/wiki/Sunshine_duration

Sunshine duration or sunshine hours is a climatological indicator, measuring duration of ... Sunshine duration is usually expressed in hours per year, or in ( average) hours per day. The first ... Another often-used measure is percentage ratio of recorded bright sunshine duration and daylight duration in the observed period.

en.wikipedia.org/wiki/Daytime

On Earth, daytime is roughly the period on any given point of the planet's surface during which ... Hours of daylight having little effect on temperature can be seen with the poles still being cold in their respective summers despite 24 hours of ...

aa.usno.navy.mil/data/docs/Dur_OneYear.php

Jul 29, 2015 ... Provides a table of the duration of daylight or darkness each day for one ... The table will provide the data requested in hours:minutes format.

www.timeanddate.com/sun

Calculate local times for sunrises, sunsets, meridian passing, Sun distance, altitude and twilight, dusk and dawn times.

jan.moesen.nu/daylight-calculator

08:1210:34 of daylight18:47. Wed 2017/10/18: 08:1410:31 of daylight18:45. Thu 2017/10/19: 08:1610:27 of daylight18:43. Fri 2017/10/20: 08:1710:23 of ...

www.alaska.org/weather/daylight-hours

If you include civil twilight, Alaska gets 40 minutes more light on average ... Even during those months of the year when Alaska has the same daylight hours as ...

astronomy.stackexchange.com/questions/3625/average-amount-of-annual-daylight-at-any-place-on-earth

Jun 6, 2014 ... Places on the Arctic Circle have the longest total annual daytime of 4647 hours, while the North Pole receives 4575. Because of elliptic nature ...

astro.unl.edu/classaction/animations/coordsmotion/daylighthoursexplorer.html

X. a. Settings. Globe. latitude: °. 41.0. 123456789.0eE-+. label and unit. show yearly average. show draggable point on curve. 43. May 2. Hours of Daylight per  ...

www.solarpowerauthority.com/how-to-calculate-your-peak-sun-hours

Mar 17, 2016 ... While your panels may receive an average 7 hours of daylight per day, the average peak sun-hours may actually be closer to 3 or 4.