condition mean min max 4 h after light 208.1 208.1 208.1 8 h after light 241.05 201.5 280.6 12 h after light 275.1 230.6 319.6 4 h after dark 291.9 116.1 467.7 8 h after dark 260.35 249.3 271.4 12 h after dark 261.45 175.9 347.0