condition mean min max 4 h after light 342.1357885 336.26172 348.009857 8 h after light 398.586985 377.121596 420.052374 12 h after light 413.1546905 343.132678 483.176703 4 h after dark 512.766752 453.779422 571.754082 8 h after dark 529.9553255 406.293979 653.616672 12 h after dark 343.370943 343.370943 343.370943