condition mean min max 4 h after light 253.11254100000002 249.146871 257.078211 8 h after light 260.406201 256.740181 264.072221 12 h after light 239.289113 169.732486 308.84574 4 h after dark 265.334834 252.000806 278.668862 8 h after dark 277.704316 257.078211 298.330421 12 h after dark 243.539749 243.539749 243.539749