The highest day temperature in August 2025 was 77°F. The lowest night temperature was 55°F. The average values for day and night temperatures during August were 66.0°F и 60.5°F respectivly.

The average sea surface temperature in August 2025 for Ventspils was 66.8°F. The maximum and minimum values were 61.0°F and 71.2°F respectively.

You can expect various weather conditions during August. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in August for Ventspils is 2.7 in. It makes august the most rainy month of the year.

The average wind speed in August is 11.3 mph. It makes August one of the most windless months of the year for Ventspils.

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 Ventspils in August is 9.1 hours.