condition mean min max 4 h after light 385.7399175 367.940086 403.539749 8 h after light 370.76102000000003 328.691994 412.830046 12 h after light 409.406828 405.756247 413.057409 4 h after dark 411.3125285 383.025 439.600057 8 h after dark 465.003123 441.561075 488.445171 12 h after dark 381.8168 381.8168 381.8168