condition mean min max 4 h after light 262.1 262.1 262.1 8 h after light 266.45 232.7 300.2 12 h after light 268.35 252.8 283.9 4 h after dark 309.75 204.0 415.5 8 h after dark 249.2 241.0 257.4 12 h after dark 193.64999999999998 181.7 205.6