Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
April verdict
Good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 3.9h per day, so this is not one of the brighter months. Rainfall averages 92mm, so some wet days are possible.

Monthly averages
Temp
28°C
Rain
92mm
Sun
3.9h
Sea
23°C
Weather score
63
Good
Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
Showers
Rainfall averages 92mm, so some wet days are possible.
Limited sun
Sunshine averages 3.9h per day, so this is not one of the brighter months.
Swimmable
Sea temperatures average 23°C, which can work for swimming but may feel fresh.
Map
Compare Hai Phong, Vietnam with nearby places by weather score, rain, sun, temperature, and swim conditions.
April28°C average high
April is close to Hai Phong's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
April92mm average rain
April sits on the drier side of Hai Phong's year, which helps with sightseeing and transfers.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April3.9 hours average sun
April sits close to Hai Phong's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to October
This stretch has the strongest sunshine in the monthly averages.
April23°C average sea
April is below Hai Phong's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaMay to October
Sea temperatures are usually near 27°C in this stretch, so swimming comfort is at its strongest.
April63 weather score
April scores above Hai Phong's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsApril and October to November
These months have the strongest weather score in the monthly averages.