condition mean min max 4 h after light 16.16985 14.9353 17.4044 8 h after light 14.463799999999999 13.5034 15.4242 12 h after light 16.384349999999998 16.119 16.6497 4 h after dark 26.1111 25.398 26.8242 8 h after dark 22.13875 19.6722 24.6053 12 h after dark 20.41635 20.3141 20.5186