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

58.8

°F

February 16, 12:28

Trend:

stable

Yesterday:

58.6°F

Tomorrow:

58.6°F

Sunrise:

06:57

Sunset:

17:38

Day Length:

10 h. 41 min.

Naples in February

Minimum:

59.7°F

Average:

61.4°F

Maximum:

63.1°F

Sea water temperature in Naples today

As of now, in Naples, the water temperature is 58.8°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 59.0°F on 2025, while the historical minimum was 57.1°F on 2019.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 58.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Naples

Date Current Year

actual* / forecast**

last year 10 years average
Feb 2 59.3°F 59.0°F 58.7°F
Feb 3 59.6°F 58.9°F 58.7°F
Feb 4 59.6°F 59.4°F 58.7°F
Feb 5 59.6°F 59.3°F 58.9°F
Feb 6 59.5°F 59.4°F 58.8°F
Feb 7 59.6°F 59.3°F 58.5°F
Feb 8 59.1°F 59.3°F 58.4°F
Feb 9 59.2°F 59.4°F 58.5°F
Feb 10 59.0°F 59.1°F 58.4°F
Feb 11 58.5°F 59.0°F 58.3°F
Feb 12 58.8°F 58.9°F 58.3°F
Feb 13 58.9°F 58.9°F 58.2°F
Feb 14 58.9°F 59.2°F 58.3°F
Feb 15 58.6°F 59.2°F 58.3°F
Feb 16 58.8°F 59.0°F 58.1°F
Feb 17 58.6°F 58.7°F 58.0°F
Feb 18 58.6°F 58.9°F 57.9°F
Feb 19 58.6°F 59.2°F 57.9°F
Feb 20 58.7°F 59.2°F 58.1°F
Feb 21 58.7°F 59.1°F 58.1°F
Feb 22 58.7°F 58.9°F 58.1°F
Feb 23 58.8°F 59.1°F 58.2°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 118 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, 61.6°F in Spring, 78.4°F in Summer, and 72.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Porto 58.8°F 1mi
Massa Lubrense 59.0°F 18mi
Capri 59.2°F 21mi
Forio 59.8°F 23mi
Amalfi 58.6°F 23mi
Maiori 58.6°F 24mi

* current water temperature in this city

** straight line distance from Naples