condition mean min max 4 h after light 297.2 297.2 297.2 8 h after light 290.05 236.6 343.5 12 h after light 259.8 145.0 374.6 4 h after dark 248.89999999999998 244.1 253.7 8 h after dark 366.5 328.4 404.6 12 h after dark 398.95000000000005 366.3 431.6