| New moon | Apr 1, 1938 | |
| Waxing crescent | from Apr 2, 1938 to Apr 6, 1938 | |
| Moon first quarter | Apr 7, 1938 | |
| Growing moon | from Apr 8, 1938 to Apr 13, 1938 | |
| Full moon | Apr 14, 1938 | |
| Waning moon | from Apr 15, 1938 to Apr 21, 1938 | |
| Moon third quarter | Apr 22, 1938 | |
| Waning crescent | from Apr 23, 1938 to Apr 29, 1938 |
| New moon | Apr 30, 1938 | |
| Waxing crescent | from May 1, 1938 to May 6, 1938 | |
| Moon first quarter | May 7, 1938 | |
| Growing moon | from May 8, 1938 to May 13, 1938 | |
| Full moon | May 14, 1938 | |
| Waning moon | from May 15, 1938 to May 21, 1938 | |
| Moon third quarter | May 22, 1938 | |
| Waning crescent | from May 23, 1938 to May 28, 1938 |
| New moon | May 29, 1938 | |
| Waxing crescent | from May 30, 1938 to Jun 4, 1938 | |
| Moon first quarter | Jun 5, 1938 | |
| Growing moon | from Jun 6, 1938 to Jun 12, 1938 | |
| Full moon | Jun 13, 1938 | |
| Waning moon | from Jun 14, 1938 to Jun 20, 1938 | |
| Moon third quarter | Jun 21, 1938 | |
| Waning crescent | from Jun 22, 1938 to Jun 26, 1938 |