The highest day temperature in April 2026 was 94°F. The lowest night temperature was 72°F. The average values for day and night temperatures during April were 88.8°F и 77.6°F respectivly.

The average sea surface temperature in April 2026 for Hai Phong was 82.3°F. The maximum and minimum values were 79.0°F and 85.6°F respectively.

Most of the days in April are gloomy but you can also expect sunny days.

Precipitation total in April for Hai Phong is 1.3 in.

The average wind speed in April is 8.1 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hai Phong in April is 5.7 hours.