The highest day temperature in April 2025 was 90°F. The lowest night temperature was 84°F. The average values for day and night temperatures during April were 89.1°F и 86.3°F respectivly.

The average sea surface temperature in April 2025 for Sihanoukville was 90.9°F. The maximum and minimum values were 89.4°F and 92.6°F respectively.

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

Precipitation total in April for Sihanoukville is 4.5 in.

The average wind speed in April is 7.7 mph. It makes April one of the most windless months of the year for Sihanoukville.

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 Sihanoukville in April is 8.0 hours.