condition mean min max 4 h after light 232.8 232.8 232.8 8 h after light 204.9 163.9 245.9 12 h after light 285.2 209.5 360.9 4 h after dark 292.5 266.7 318.3 8 h after dark 228.45 227.6 229.3 12 h after dark 180.4 169.5 191.3