All data are in degrees Fahrenheit

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Water temperature in Porto

Detailed information about the current water temperature in Porto. 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 Porto now

78.7

°F

July 13, 19:40

Trend:

stable

Yesterday:

78.3°F

Tomorrow:

78.6°F

Sunrise:

05:42

Sunset:

20:35

Day Length:

14 h. 53 min.

Porto in July

Minimum:

59.9°F

Average:

61.0°F

Maximum:

62.9°F

Sea water temperature in Porto today

As of now, in Porto, the water temperature is 78.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.7°F lower 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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 82.7°F on 2023, while the historical minimum was 78.3°F on 2018.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 78.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Porto

Date Current Year

actual* / forecast**

last year 10 years average
Jun 29 80.8°F 76.9°F 77.6°F
Jun 30 80.5°F 77.1°F 77.6°F
Jul 1 80.9°F 76.7°F 77.8°F
Jul 2 81.0°F 76.8°F 78.0°F
Jul 3 81.3°F 78.2°F 78.5°F
Jul 4 81.8°F 77.5°F 78.8°F
Jul 5 82.6°F 76.4°F 78.9°F
Jul 6 82.9°F 76.8°F 79.3°F
Jul 7 83.0°F 77.4°F 79.6°F
Jul 8 82.7°F 77.6°F 79.9°F
Jul 9 82.2°F 77.9°F 79.8°F
Jul 10 80.5°F 79.1°F 79.9°F
Jul 11 79.6°F 80.7°F 80.0°F
Jul 12 78.3°F 81.6°F 80.1°F
Jul 13 78.7°F 81.3°F 80.4°F
Jul 14 78.6°F 81.8°F 80.3°F
Jul 15 78.6°F 82.1°F 80.3°F
Jul 16 78.6°F 82.3°F 80.3°F
Jul 17 78.4°F 82.3°F 80.1°F
Jul 18 78.4°F 83.2°F 80.1°F
Jul 19 78.4°F 83.5°F 80.1°F
Jul 20 78.4°F 83.4°F 80.1°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 Porto by month

In Porto, the months June through September offer comfortable swimming conditions, which amounts to 119 swimming days.
The warmest water in Porto was recorded on July 25, 2023, reaching a 86.4°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, 61.5°F in Spring, 78.4°F in Summer, and 72.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Naples 78.7°F 1mi
Massa Lubrense 78.5°F 17mi
Capri 78.7°F 20mi
Forio 79.3°F 22mi
Amalfi 77.1°F 23mi
Maiori 77.1°F 24mi

* current water temperature in this city

** straight line distance from Porto