condition mean min max 4 h after light 23.830154 23.524964 24.135344 8 h after light 24.774404 24.135344 25.413464 12 h after light 22.917445 21.699546 24.135344 4 h after dark 27.5105435 23.970469 31.050618 8 h after dark 24.777426 18.479663 31.075189 12 h after dark 21.078507 21.078507 21.078507