Kennebunkport (ME) Weather & Climate: Best Time to Visit

In Kennebunkport, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in July to a very cold 1°C (34°F) in the coolest month, January.

Nights vary from 16°C (61°F) in July to around -10°C (14°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Kennebunkport experiences significant rain/snowfall throughout the year, averaging 1375 mm (54 in) of precipitation annually. Kennebunkport offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (145 mm (5.7 in)) and the driest month January (86 mm (3.4 in)) is not too significant. For more details, please visit our Kennebunkport Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Kennebunkport serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.3 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Kennebunkport.

The city experiences its highest humidity in September, reaching 77%. In February, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year