All data are in degrees Fahrenheit

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Water temperature in Lisbon

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

70.6

°F

July 22, 07:56

Trend:

increasing

Yesterday:

70.2°F

Tomorrow:

70.6°F

Sunrise:

06:29

Sunset:

20:56

Day Length:

14 h. 27 min.

Lisbon in July

Minimum:

56.5°F

Average:

58.2°F

Maximum:

60.4°F

Sea water temperature in Lisbon today

As of now, in Lisbon, the water temperature is 70.6°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.2°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 stay about the same.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 73.3°F on 2020, while the historical minimum was 65.0°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 70.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Lisbon

Date Current Year

actual* / forecast**

last year 10 years average
Jul 8 73.9°F 68.7°F 68.8°F
Jul 9 71.5°F 68.0°F 68.7°F
Jul 10 72.0°F 67.4°F 68.8°F
Jul 11 71.7°F 69.0°F 68.8°F
Jul 12 71.1°F 70.4°F 68.8°F
Jul 13 69.5°F 72.0°F 68.7°F
Jul 14 71.4°F 70.1°F 68.5°F
Jul 15 71.4°F 70.0°F 68.5°F
Jul 16 71.9°F 70.8°F 68.9°F
Jul 17 71.9°F 70.6°F 69.2°F
Jul 18 71.1°F 71.4°F 69.4°F
Jul 19 69.9°F 70.1°F 69.1°F
Jul 20 69.7°F 70.4°F 69.0°F
Jul 21 70.2°F 70.1°F 69.0°F
Jul 22 70.6°F 70.0°F 69.4°F
Jul 23 70.6°F 71.1°F 69.4°F
Jul 24 70.5°F 71.0°F 69.3°F
Jul 25 70.6°F 71.7°F 69.4°F
Jul 26 70.3°F 71.5°F 69.1°F
Jul 27 70.2°F 71.8°F 69.0°F
Jul 28 70.3°F 72.1°F 69.1°F
Jul 29 70.4°F 71.1°F 69.2°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 Lisbon by month

In an average year, Lisbon offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Lisbon was recorded on August 26, 2023, reaching a 75.5°F. While the coldest temperature occurred on February 4, 2023, dipping to 54.5°F. The average readings by season are 58.1°F in Winter, 61.0°F in Spring, 68.2°F in Summer, and 65.1°F in Autumn.