condition mean min max 4 h after light 282.6 282.6 282.6 8 h after light 202.95 192.2 213.7 12 h after light 229.45 206.9 252.0 4 h after dark 299.25 231.3 367.2 8 h after dark 312.05 296.1 328.0 12 h after dark 320.25 262.4 378.1