Weather in Kennebunkport: August
| Average day temperature: | 76.5°F | |
| Average night temperature: | 63.9°F | |
| Sea water temperature: | 65.8°F | |
| Number of sunny days: | 13 days | |
| Day length: | 13.2 - 14.5 hours | |
| Number of rainy days: | 2 days | |
| Precipitation totals: | 0.9 in. | |
| more information | ||
forecast
| Kennebunkport |
temperature
| Kennebunkport |
Air temperature in August, °F
The highest day temperature during August of 2026 was 92°F. At the same time the lowest night temperature was 56°F. Daily and nightly averages during August were 82.4°F and 63.6°F.
Sea water temperature in Kennebunkport in August, °F
The average sea water temperature in August of 2026 was 65.8°F. The highest and lowest sea temperatures during the month were 69.1°F and 62.1°F.
Mostly all days in August are sunny but cloudy days are also possible.
Precipitation total in August, in.
Precipitation total value in Kennebunkport in August is 0.9 in. Other months of the year show relatively similar values.
The average wind speed value in August is 6.0 mph It makes August lest windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.0.
Best time for vacation in Kennebunkport
Kennebunkport on a weather map

6 mph

6 mph

4 mph

6 mph

7 mph

5 mph

5 mph

4 mph



























