What is the current water temperature in Quarteira?

Q: What is the current water temperature in Quarteira?

As of now, in Quarteira, the water temperature is 17.98°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Portugal > Quarteira

Water temperature in Quarteira

Detailed information about the current water temperature in Quarteira. 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.

64.4

°F

June 10, 23:43

Trend:

decreasing

Yesterday:

65.0°F

Tomorrow:

64.1°F

Sunrise:

06:12

Sunset:

20:52

Day Length:

14 h. 40 min.

Quarteira in June

Minimum:

58.5°F

Average:

61.1°F

Maximum:

63.0°F

Sea water temperature in Quarteira today

As of now, in Quarteira, the water temperature is 64.4°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 1.6°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 fall a bit.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 69.5°F on 2023, while the historical minimum was 60.6°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 63.8°F, the minimum temperature may reach 63.5°F, and the maximum might stay at 64.1°F.

Daily water temperature in Quarteira

Date	Current Year actual* / forecast**	last year	10 years average
May 27	65.6°F	65.5°F	64.7°F
May 28	66.8°F	66.3°F	65.1°F
May 29	67.9°F	66.8°F	65.6°F
May 30	69.7°F	67.4°F	66.2°F
May 31	70.0°F	67.8°F	66.3°F
Jun 1	70.3°F	67.5°F	66.6°F
Jun 2	70.1°F	67.3°F	66.3°F
Jun 3	67.4°F	68.8°F	66.6°F
Jun 4	67.2°F	67.0°F	66.2°F
Jun 5	66.7°F	66.5°F	65.8°F
Jun 6	65.7°F	65.6°F	65.9°F
Jun 7	65.0°F	65.8°F	65.6°F
Jun 8	66.0°F	65.8°F	65.8°F
Jun 9	65.0°F	67.2°F	65.8°F
Jun 10	64.4°F	66.8°F	66.0°F
Jun 11	64.1°F	66.5°F	65.7°F
Jun 12	64.0°F	66.8°F	65.7°F
Jun 13	63.8°F	66.7°F	65.4°F
Jun 14	63.6°F	65.9°F	65.3°F
Jun 15	63.5°F	65.2°F	65.1°F
Jun 16	63.9°F	67.2°F	65.5°F
Jun 17	64.0°F	68.0°F	65.6°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 Quarteira by month

In an average year, Quarteira offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Quarteira was recorded on August 17, 2025, reaching a 77.0°F. While the coldest temperature occurred on February 12, 2026, dipping to 56.2°F. The average readings by season are 60.5°F in Winter, 61.4°F in Spring, 67.9°F in Summer, and 67.0°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Santa Luzia	66.3°F	24mi
Alvor	61.4°F	27mi
Lagos	60.0°F	32mi

* current water temperature in this city

** straight line distance from Quarteira