12.08
wed
wed
Day
91°F
E 6 mph
Precip.
8%
8%
Night
79°F
SE 4 mph
Precip.
10%
10%
13.08
thu
thu
Day
86°F
E 2 mph
Precip.
4%
4%
Night
84°F
S 4 mph
Precip.
6%
6%
14.08
fri
fri
Day
86°F
NW 7 mph
Precip.
4%
4%
Night
86°F
N 4 mph
Precip.
6%
6%
15.08
sat
sat
Day
86°F
NW 11 mph
Precip.
49%
49%
Night
82°F
W 7 mph
Precip.
10%
10%
16.08
sun
sun
Day
86°F
N 5 mph
Precip.
4%
4%
Night
84°F
SE 4 mph
Precip.
5%
5%
17.08
mon
mon
Day
86°F
SE 6 mph
Precip.
5%
5%
Night
84°F
SE 13 mph
Precip.
5%
5%
18.08
tue
tue
Day
86°F
SE 6 mph
Precip.
5%
5%
Night
84°F
SE 7 mph
Precip.
18%
18%
sea water
temperature
temperature
| Marco Island |
monthly
weather
weather
| Marco Island |
current
weather
weather
| Marco Island |
14 days
forecast
forecast
| Marco Island |
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 88.7°F. The highest and lowest sea temperatures during the month were 90.0°F and 86.9°F.
Air temperature in Marco Island, °F
Precipitation total in Marco Island, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Marco Island
Marco Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Marco Island
Local time: 23:24
August 13, thursday
0000
79°F
SE
4 mph
4 mph
0300
77°F
E
3 mph
3 mph
0600
77°F
S
7 mph
7 mph
0900
84°F
SW
6 mph
6 mph
1200
86°F
E
2 mph
2 mph
1500
86°F
E
11 mph
11 mph
1800
86°F
SE
11 mph
11 mph
2100
86°F
SE
6 mph
6 mph
