condition mean min max 4 h after light 362.6 362.6 362.6 8 h after light 320.8 242.1 399.5 12 h after light 245.2 169.0 321.4 4 h after dark 300.15 206.3 394.0 8 h after dark 264.85 232.0 297.7 12 h after dark 387.4 312.8 462.0