condition mean min max 4 h after light 30.3789235 29.502021 31.255826 8 h after light 35.756591 35.44952 36.063662 12 h after light 37.4238265 33.326632 41.521021 4 h after dark 31.153084999999997 27.294119 35.012051 8 h after dark 35.444147 28.963601 41.924693 12 h after dark 32.635439 32.635439 32.635439