The highest day temperature in August 2023 was 88°F. The lowest night temperature was 59°F. The average values for day and night temperatures during August were 80.2°F и 66.7°F respectivly.

The average sea surface temperature in August 2023 for Stonington was 70.7°F. The maximum and minimum values were 68.4°F and 73.6°F respectively.

Most of the days in August are cloudy but you can also expect sunny or gloomy days.

Precipitation total in August for Stonington is 1.3 in. It makes august one of the least rainy months of the year.

The average wind speed in August is 6.6 mph. It makes August one of the most windless months of the year for Stonington.

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 Stonington in August is 7.6 hours.