The highest day temperature in May 2023 was 77°F. The lowest night temperature was 53°F. The average values for day and night temperatures during May were 67.5°F и 59.4°F respectivly.

The average sea surface temperature in May 2023 for Viserbo was 66.0°F. The maximum and minimum values were 61.0°F and 74.4°F respectively.

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

Precipitation total in May for Viserbo is 2.5 in. It makes may one of the most rainy months of the year.

The average wind speed in May is 7.2 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 May is 10.4 hours.