19.09
sat
sat
Day

63°F
S 4 mph
Precip.
6%
6%
Night

46°F
NE 5 mph
Precip.
10%
10%
20.09
sun
sun
Day

59°F
N 9 mph
Precip.
14%
14%
Night

52°F
NE 2 mph
Precip.
51%
51%
21.09
mon
mon
Day

63°F
SW 7 mph
Precip.
12%
12%
Night

52°F
SW 9 mph
Precip.
12%
12%
22.09
tue
tue
Day

55°F
SW 9 mph
Precip.
11%
11%
Night

48°F
SW 6 mph
Precip.
18%
18%
23.09
wed
wed
Day

59°F
W 14 mph
Precip.
13%
13%
Night

46°F
SW 6 mph
Precip.
24%
24%
24.09
thu
thu
Day

57°F
SW 13 mph
Precip.
17%
17%
Night

52°F
S 6 mph
Precip.
28%
28%
25.09
fri
fri
Day

52°F
SE 6 mph
Precip.
21%
21%
Night

52°F
SE 5 mph
Precip.
14%
14%
26.09
sat
sat
Day

66°F
SW 8 mph
Precip.
1%
1%
Night

48°F
SE 4 mph
Precip.
11%
11%
27.09
sun
sun
Day

64°F
W 6 mph
Precip.
1%
1%
Night

48°F
NW 3 mph
Precip.
26%
26%
28.09
mon
mon
Day

63°F
W 6 mph
Precip.
3%
3%
Night

52°F
SE 4 mph
Precip.
15%
15%
29.09
tue
tue
Day

68°F
SW 7 mph
Precip.
8%
8%
Night

54°F
S 6 mph
Precip.
10%
10%
30.09
wed
wed
Day

66°F
SW 9 mph
Precip.
4%
4%
Night

55°F
SW 7 mph
Precip.
27%
27%
01.10
thu
thu
Day

59°F
SW 10 mph
Precip.
10%
10%
Night

48°F
NW 4 mph
Precip.
25%
25%
02.10
fri
fri
Day

63°F
W 3 mph
Precip.
10%
10%
Night

48°F
E 4 mph
Precip.
26%
26%
sea water
temperature
temperature
| Kennebunkport |
monthly
weather
weather
| Kennebunkport |
current
weather
weather
| Kennebunkport |
7 days
forecast
forecast
| Kennebunkport |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 63.2°F. The highest and lowest sea temperatures during the month were 64.9°F and 61.0°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 56.8°F. The highest and lowest sea temperatures during the month were 62.1°F and 54.0°F.
Air temperature in Kennebunkport, °F
Precipitation total in Kennebunkport, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kennebunkport
Kennebunkport on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kennebunkport
Local time: 06:12
September 19, saturday
0900

54°F
S
6 mph
6 mph
1200

63°F
S
4 mph
4 mph
1500

64°F
NW
6 mph
6 mph
1800

55°F
N
7 mph
7 mph
2100

48°F
NE
5 mph
5 mph
September 20, sunday
0000

46°F
NE
5 mph
5 mph
0300

46°F
NE
4 mph
4 mph
0600

46°F
NE
4 mph
4 mph



























