What is the current water temperature in Lisbon?

Q: What is the current water temperature in Lisbon?

As of now, in Lisbon, the water temperature is 17.56°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Portugal > Lisbon

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.

63.6

°F

May 17, 22:01

Trend:

stable

Yesterday:

64.0°F

Tomorrow:

63.8°F

Sunrise:

06:23

Sunset:

20:43

Day Length:

14 h. 20 min.

Lisbon in May

Minimum:

57.0°F

Average:

58.5°F

Maximum:

60.4°F

Sea water temperature in Lisbon today

As of now, in Lisbon, the water temperature is 63.6°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.5°F lower 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 rise 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 66.1°F on 2019, while the historical minimum was 61.4°F on 2016.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 63.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Lisbon

Date	Current Year actual* / forecast**	last year	10 years average
May 3	63.8°F	61.9°F	62.7°F
May 4	62.5°F	62.7°F	62.9°F
May 5	63.2°F	62.1°F	63.0°F
May 6	63.7°F	61.4°F	63.4°F
May 7	63.7°F	63.4°F	63.6°F
May 8	64.6°F	63.5°F	64.0°F
May 9	64.1°F	63.9°F	64.1°F
May 10	64.3°F	64.9°F	64.3°F
May 11	64.2°F	64.7°F	64.1°F
May 12	64.2°F	64.8°F	64.2°F
May 13	63.9°F	64.5°F	63.9°F
May 14	63.4°F	64.3°F	63.7°F
May 15	63.9°F	64.4°F	63.9°F
May 16	64.0°F	64.0°F	63.7°F
May 17	63.6°F	63.7°F	64.1°F
May 18	63.8°F	64.1°F	64.2°F
May 19	63.7°F	64.5°F	64.2°F
May 20	63.8°F	63.4°F	64.2°F
May 21	63.5°F	62.7°F	64.0°F
May 22	63.7°F	63.7°F	64.2°F
May 23	63.5°F	63.5°F	64.0°F
May 24	63.8°F	63.8°F	64.3°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, 68.1°F in Summer, and 65.1°F in Autumn.