condition mean min max 4 h after light 25.1 25.1 25.1 8 h after light 24.0 23.9 24.1 12 h after light 43.25 38.1 48.4 4 h after dark 41.55 25.2 57.9 8 h after dark 62.35 10.9 113.8 12 h after dark 59.4 41.2 77.6