You should expect the average temperature in Haiphong right through the month of April is 23. With the average high being 28 with lows of 22 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 23 |
| High Temperature | 28 |
| Low Temperature | 22 |
Useful Links: Haiphong Weather: Average Weather & Yearly Climate