condition mean min max 4 h after light 188.1876595 167.035337 209.339982 8 h after light 178.8582695 172.749795 184.966744 12 h after light 181.3806315 163.221514 199.539749 4 h after dark 279.342625 221.188158 337.497092 8 h after dark 335.233002 277.447023 393.018981 12 h after dark 260.886917 260.886917 260.886917