condition mean min max 0 h after light 321.8175 321.236 322.399 4 h after light 246.9185 160.378 333.459 8 h after light 268.4095 252.391 284.428 4 h after dark 313.557 251.681 375.433 8 h after dark 231.126 221.424 240.828 12 h after dark 270.55150000000003 270.266 270.837