condition mean min max 4 h after light 265.7237666666667 246.0931 276.0351 8 h after light 254.96663333333333 131.8475 358.7508 12 h after light 305.4347 277.972 335.6381 16 h after light 346.0084 312.4283 404.6742 4 h after dark 647.6018333333333 599.9723 683.7814 8 h after dark 264.9184 241.1039 298.2361