condition mean min max 4 h after light 29.30235 29.0105 29.5942 8 h after light 24.0625 23.0576 25.0674 12 h after light 23.75335 23.332 24.1747 4 h after dark 25.4822 23.8153 26.724 8 h after dark 30.095066666666668 28.956 31.3343 12 h after dark 27.5809 26.0593 29.2243