All data are in degrees Fahrenheit

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Water temperature in Naples

Detailed information about the current water temperature in Naples. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Naples now

85.1

°F

August 30, 11:14

Trend:

stable

Yesterday:

85.1°F

Tomorrow:

85.0°F

Sunrise:

06:27

Sunset:

19:39

Day Length:

13 h. 12 min.

Naples in September

Minimum:

59.7°F

Average:

60.7°F

Maximum:

62.1°F

Sea water temperature in Naples today

As of now, in Naples, the water temperature is 85.1°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 4.8°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature slightly varies from the average of the past two weeks. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 83.8°F on 2024, while the historical minimum was 77.7°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 84.3°F, the minimum temperature may reach 83.6°F, and the maximum might stay at 85.0°F.

Daily water temperature in Naples

Date Current Year

actual* / forecast**

last year 10 years average
Aug 16 85.2°F 80.7°F 81.4°F
Aug 17 85.2°F 80.7°F 81.4°F
Aug 18 84.8°F 80.5°F 81.4°F
Aug 19 84.9°F 80.5°F 81.4°F
Aug 20 85.0°F 80.2°F 81.3°F
Aug 21 85.0°F 81.1°F 81.4°F
Aug 22 85.1°F 81.2°F 81.5°F
Aug 23 85.3°F 81.2°F 81.3°F
Aug 24 84.5°F 81.1°F 81.2°F
Aug 25 84.8°F 80.8°F 81.1°F
Aug 26 85.1°F 80.6°F 81.2°F
Aug 27 85.4°F 81.0°F 81.2°F
Aug 28 85.1°F 81.5°F 81.2°F
Aug 29 85.1°F 81.2°F 81.0°F
Aug 30 85.1°F 80.6°F 80.3°F
Aug 31 85.0°F 80.5°F 80.2°F
Sep 1 84.7°F 80.2°F 79.9°F
Sep 2 84.5°F 80.2°F 79.7°F
Sep 3 84.4°F 80.0°F 79.6°F
Sep 4 84.2°F 79.2°F 79.4°F
Sep 5 83.9°F 79.6°F 79.1°F
Sep 6 83.6°F 79.5°F 78.8°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Naples by month

In Naples, the months June through September offer comfortable swimming conditions, which amounts to 119 swimming days.
The warmest water in Naples was recorded on July 25, 2023, reaching a 86.3°F. While the coldest temperature occurred on March 13, 2022, dipping to 56.0°F. The average readings by season are 60.5°F in Winter, 61.7°F in Spring, 78.6°F in Summer, and 72.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Porto 85.2°F 1mi
Massa Lubrense 84.6°F 18mi
Capri 85.2°F 21mi
Forio 85.4°F 23mi
Amalfi 83.5°F 23mi
Maiori 83.5°F 24mi

* current water temperature in this city

** straight line distance from Naples