condition mean min max 4 h after light 241.4512185 205.078211 277.824226 8 h after light 225.321537 201.703897 248.939177 12 h after light 289.265616 278.256409 300.274823 4 h after dark 323.11019999999996 281.786132 364.434268 8 h after dark 311.329937 285.616672 337.043202 12 h after dark 294.536313 294.536313 294.536313