condition mean min max 4 h after light 117.980221 94.096946 141.863496 8 h after light 139.029822 136.640975 141.418669 12 h after light 101.88863749999999 88.85291 114.924365 4 h after dark 166.250315 123.848868 208.651762 8 h after dark 137.2956755 94.764575 179.826776 12 h after dark 92.974559 92.974559 92.974559