The highest day temperature in April 2025 was 88°F. The lowest night temperature was 85°F. The average values for day and night temperatures during April were 87.4°F и 86.4°F respectivly.

The average sea surface temperature in April 2025 for Silhouette was 90.5°F. The maximum and minimum values were 89.0°F and 91.4°F respectively.

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

Precipitation total in April for Silhouette is 4.7 in.

The average wind speed in April is 7.7 mph. It makes April the most windless month of the year for Silhouette.

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 Silhouette in April is 6.3 hours.