The highest day temperature in April 2025 was 96°F. The lowest night temperature was 82°F. The average values for day and night temperatures during April were 92.8°F и 83.6°F respectivly.

The average sea surface temperature in April 2025 for Port of San Jose was 90.1°F. The maximum and minimum values were 89.2°F and 91.0°F respectively.

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

Precipitation total in April for Port of San Jose is 0.8 in.

The average wind speed in April is 6.8 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 Port of San Jose in April is 7.8 hours.