condition mean min max 4 h after light 100.7 100.7 100.7 8 h after light 119.85 113.3 126.4 12 h after light 221.85 154.7 289.0 4 h after dark 332.0 285.9 378.1 8 h after dark 336.35 283.6 389.1 12 h after dark 347.79999999999995 334.9 360.7