The highest day temperature in June 2025 was 89°F. The lowest night temperature was 62°F. The average values for day and night temperatures during June were 81.6°F и 69.4°F respectivly.

The average sea surface temperature in June 2025 for Bonassola was 77.7°F. The maximum and minimum values were 71.6°F and 84.2°F respectively.

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

Precipitation total in June for Bonassola is 1.0 in. It makes june one of the least rainy months of the year.

The average wind speed in June is 4.3 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 Bonassola in June is 10.6 hours.