condition mean min max 4 h after light 367.8 367.8 367.8 8 h after light 326.5 280.3 372.7 12 h after light 325.55 292.1 359.0 4 h after dark 413.5 340.0 487.0 8 h after dark 305.9 171.7 440.1 12 h after dark 384.65 318.7 450.6