The highest day temperature in April 2023 was 70°F. The lowest night temperature was 37°F. The average values for day and night temperatures during April were 60.5°F и 49.2°F respectivly.

The average sea surface temperature in April 2023 for Viserbo was 57.3°F. The maximum and minimum values were 53.8°F and 61.0°F respectively.

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

Precipitation total in April for Viserbo is 1.5 in. It makes april one of the least rainy months of the year.

The average wind speed in April is 7.5 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 Viserbo in April is 9.5 hours.