condition mean min max 3 h after light 43.40506666666667 38.4328 47.1447 6 h after light 44.4748 40.398 49.535 9 h after light 52.490766666666666 47.451 59.7314 12 h after light 58.711325 48.7644 64.2314 3 h after dark 68.84126666666667 68.2021 69.4471 6 h after dark 57.82653333333333 55.5823 59.2545 9 h after dark 46.6781 44.1513 48.2113 12 h after dark 34.58515 33.7973 35.373