condition mean min max 4 h after light 287.970105 186.258539 389.681671 8 h after light 265.712522 246.770518 284.654526 12 h after light 329.88704199999995 328.1973 331.576784 4 h after dark 254.59396600000002 202.732745 306.455187 8 h after dark 175.359231 111.812211 238.906251 12 h after dark 307.82682 307.82682 307.82682