condition mean min max 4 h after light 266.7019815 231.232057 302.171906 8 h after light 259.0841285 234.945036 283.223221 12 h after light 249.8191005 225.360107 274.278094 4 h after dark 254.399787 253.952133 254.847441 8 h after dark 266.99423 254.188476 279.799984 12 h after dark 266.882435 266.882435 266.882435