Current sea water temperature:
+83.8°F
| Minimum sea water temperature in June: | 88.0°F |
| Maximum sea water temperature in June: | 81.9°F |
| Average sea water temperature in June: | 85.4°F |
| more information | |
14 days
forecast
forecast
| Marco Island |
monthly
weather
weather
| Marco Island |
Sea water temperature for the last 10 days:
| June 7 | 83.8°F | June 1 | 85.6°F |
| June 6 | 83.8°F | May 31 | 85.3°F |
| June 5 | 85.1°F | May 30 | 84.7°F |
| June 4 | 86.0°F | May 29 | 84.7°F |
| June 3 | 85.8°F | May 28 | 84.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Marco Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Marco Island was noticed in August, July and September.
Monthly Sea Temperatures in Marco Island, °F
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.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 86.6°F. The highest and lowest sea temperatures during the month were 89.4°F and 84.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 86.0°F. The highest and lowest sea temperatures during the month were 88.7°F and 84.2°F.
current
weather
weather
| Marco Island |
weather in
June
June
| Marco Island |
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: 16:23
June 07, sunday
1800
82°F
N
9 mph
9 mph
2100
82°F
NW
7 mph
7 mph
June 08, monday
0000
81°F
NW
14 mph
14 mph
0300
79°F
NW
12 mph
12 mph
0600
77°F
W
9 mph
9 mph
0900
81°F
W
9 mph
9 mph
1200
84°F
NW
5 mph
5 mph
1500
84°F
NE
9 mph
9 mph
