The highest day temperature in April 2026 was 91°F. The lowest night temperature was 77°F. The average values for day and night temperatures during April were 89.6°F и 82.9°F respectivly.

The average sea surface temperature in April 2026 for Unawatuna was 90.7°F. The maximum and minimum values were 89.0°F and 92.0°F respectively.

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

Precipitation total in April for Unawatuna is 5.4 in.

The average wind speed in April is 6.4 mph.

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 Unawatuna in April is 6.9 hours.