Measurements:
°C
°F
Naples
94°F
E 16 mph
Feels like: 108°F
Precip: 0%
World Resorts USA Naples Weather

Naples Sea Water Temperature

Current Sea Water Temperature:
+89.2°F
Maximum Sea Water Temperature in May: 92.2°F
Minimum Sea Water Temperature in May: 80.2°F
Average water temperature in May: 85.7°F

Sea Water Temperature for the Last 10 Days:

May 14 89.2°F May 09 86.0°F
May 13 87.8°F May 08 84.4°F
May 12 87.0°F May 07 84.4°F
May 11 86.0°F May 06 82.6°F
May 10 86.0°F May 05 83.2°F

When is the Warmest Sea for Naples?

According to our data for the last three years for Naples the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Naples was 93.0°F. The maximum and minimum values were 90.8°F and 94.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Naples was 90.6°F. The maximum and minimum values were 88.6°F and 93.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Naples was 90.1°F. The maximum and minimum values were 88.0°F and 92.6°F respectively.

Best Time to Visit Naples
The most sunny months:
March 19 days
April 17 days
December 16 days
The most warm months:
August 93.0 °F
July 92.8 °F
September 91.4 °F
Warmest sea temperature:
August 91.6 °F
July 91.1 °F
September 90.6 °F
The most cold months:
January 73.0 °F
December 76.4 °F
February 77.7 °F
The most rainy months:
June 6 days
July 5 days
September 4 days
The most windy months:
November 9 mph
April 9 mph
October 9 mph

Naples on the Weather Map

USA Resorts:
NAME
Boston +56
Chicago +58
Hawaii +78
Honolulu +78
Houston +104
Las Vegas +102
Los Angeles +76
Maui +72
Miami +90
Miami Beach +92
New York +70
San Diego +72
San Francisco +72
Sarasota +96
Tampa +96
24 Hours Weather Forecast
Naples
Local time: 14:57
14 may, thursday
1500 94°F
E
16 mph
1800 88°F
E
16 mph
2100 82°F
SE
15 mph
15 may, friday
0000 80°F
SE
13 mph
0300 76°F
S
10 mph
0600 74°F
S
9 mph
0900 80°F
S
9 mph
1200 86°F
E
5 mph