Near the polar regions.
In Hammerfest, Norway, during January (winter), the days are very short and the nights are long, with only a few hours of daylight. In contrast, during July (summer), the days are very long with almost 24 hours of daylight and very short or no nights at all.
for 40 days and nights
89 days
for 40 days and nights
Very cold weather, and very long days and nights.
About 121 Earth days
During summer, the days are long and the nights are short. During winter, the days are short and the nights are long.
40 days and 40 nights. Back then 40 days was used to describe a very long time so it may have been longer
Gilgamesh was alseep for seven days and seven nights
Days and nights would be twice as long.
forty days and forty nights
it goes on for 9 nights and 10 days