condition mean min max 4 h after light 333.6 333.6 333.6 8 h after light 280.15 167.0 393.3 12 h after light 144.45 115.3 173.6 4 h after dark 74.35 54.6 94.1 8 h after dark 84.65 51.7 117.6 12 h after dark 264.9 126.6 403.2