The highest day temperature in August 2025 was 93°F. The lowest night temperature was 54°F. The average values for day and night temperatures during August were 82.2°F и 63.5°F respectivly.

The average sea surface temperature in August 2025 for Westbrook was 74.1°F. The maximum and minimum values were 72.4°F and 76.4°F respectively.

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

Precipitation total in August for Westbrook is 1.1 in.

The average wind speed in August is 7.5 mph. It makes August one of the most windless months of the year for Westbrook.

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 Westbrook in August is 7.9 hours.