Chinese Gender Chart shows there is no good time for your wife to conceive for baby boy in rest of 2019.
In 2020 you will get a baby boy if she is conceived in the following periods: Feb 23 - Mar 23 (27 lunar years old, 2nd lunar month) Apr 23 - May 22 (27 lunar years old, 4th lunar month) May 23 - Jun 06 (27 lunar years old, Leap 4th lunar month. First half of lunar leap 4th month will be counted as the 4th lunar month.) Aug 19 - Sep 16 (27 lunar years old, 7th lunar month) Sep 17 - Oct 16 (27 lunar years old, 8th lunar month) Oct 17 - Nov 14 (27 lunar years old, 9th lunar month) Nov 15 - Dec 14 (27 lunar years old, 10th lunar month)
Chinese Gender Chart shows there is no good time for your wife to conceive for baby boy in rest of 2019.
In 2020 you will get a baby boy if she is conceived in the following periods:
Feb 23 - Mar 23 (27 lunar years old, 2nd lunar month)
Apr 23 - May 22 (27 lunar years old, 4th lunar month)
May 23 - Jun 06 (27 lunar years old, Leap 4th lunar month. First half of lunar leap 4th month will be counted as the 4th lunar month.)
Aug 19 - Sep 16 (27 lunar years old, 7th lunar month)
Sep 17 - Oct 16 (27 lunar years old, 8th lunar month)
Oct 17 - Nov 14 (27 lunar years old, 9th lunar month)
Nov 15 - Dec 14 (27 lunar years old, 10th lunar month)