condition mean min max 0 h after light 321.08 318.371 323.789 4 h after light 350.6035 292.171 409.036 8 h after light 381.935 374.017 389.853 4 h after dark 135.0465 131.74 138.353 8 h after dark 292.637 285.903 299.371 12 h after dark 337.2635 334.506 340.021