Swimming in Islamorada in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Islamorada in september 2025.
In september, according to seasonal norms, the sea temperature in Islamorada is:
Minimum: 84°F
Average: 86°F
Maximum: 87°F
Other useful seasonal weather averages in september:
- Outside temperature: 83°F to 85°F
- Most common weather: "Clear/Sunny"
- The wind blows at 18mph
- It rains a total of 11.9in, over 17 day(s).
Should we swim in Islamorada in september?
Yes! The water temperature in Islamorada in september is ideal
In september, swimming is ideal on the beaches around Islamorada! With water reaching 87°F at most and 86°F on average, spending time in the water is very pleasant.
Note also that in september, the climate is tolerable with an average outside temperature of 84°F, 11.9in of precipitation (over 17 days) and 75.35 % humidity.
Water and normal seasonal temperatures in Islamorada in september
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Wind speed | 11.8mph | ||
| Wind temperature | 85°F | ||
| Precipitation | 11.9in | ||
| Number of days of rain | 17 jour(s) (57%) | ||
| Humidity | 76% | ||
| Visibility in kilometers | 9.18km | ||
| Cloud cover | 31% | ||
| Our opinion | ideal swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Islamorada