Which is the smallest and largest day of year?
question should have been "which shortest , longest day of year?" , not smallest , largest.
on or around june 21 each year, rays of sun perpendicular tropic of cancer @ 23°30' north latitude. day summer solstice in northern hemisphere.
on day, earth's "circle of illumination" arctic circle on far side of earth (in relation sun) antarctic circle on near side of earth. equator receives twelve hours of daylight, there's 24 hours of daylight @ north pole , areas north of 66°30' n, , there's 24 hours of darkness @ south pole , areas south of 66°30' s.
june 20-21 start of summer in northern hemisphere simultaneously start of winter in southern hemisphere. it's longest day of sunlight places in northern hemisphere , shortest day cities south of equator.
however, june 20-21 not day when sun rises earliest in morning nor when sets late in evening.
inf. web search "longest day of year"
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