condition mean min max 4 h after light 321.4 321.4 321.4 8 h after light 349.29999999999995 259.9 438.7 12 h after light 593.3499999999999 326.4 860.3 4 h after dark 563.55 449.9 677.2 8 h after dark 343.0 304.6 381.4 12 h after dark 264.45 224.4 304.5