condition mean min max 4 h after light 302.5 302.5 302.5 8 h after light 308.4 281.1 335.7 12 h after light 313.79999999999995 257.4 370.2 4 h after dark 277.3 266.6 288.0 8 h after dark 375.45 359.9 391.0 12 h after dark 361.65 342.6 380.7