condition mean min max 4 h after light 238.2 238.2 238.2 8 h after light 228.0 206.5 249.5 12 h after light 213.85 209.5 218.2 4 h after dark 172.39999999999998 169.1 175.7 8 h after dark 197.39999999999998 132.4 262.4 12 h after dark 225.2 203.6 246.8