condition mean min max 4 h after light 17.5 17.5 17.5 8 h after light 25.6 22.3 28.9 12 h after light 15.399999999999999 13.6 17.2 4 h after dark 24.15 22.4 25.9 8 h after dark 32.9 25.7 40.1 12 h after dark 23.05 22.6 23.5