All data are in degrees Fahrenheit

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Water temperature in Cape Town

Detailed information about the current water temperature in Cape Town. 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 Cape Town now

66.3

°F

February 27, 16:12

Trend:

stable

Yesterday:

66.1°F

Tomorrow:

65.9°F

Sunrise:

06:32

Sunset:

19:26

Day Length:

12 h. 54 min.

Cape Town in March

Minimum:

57.6°F

Average:

61.1°F

Maximum:

65.7°F

Sea water temperature in Cape Town today

As of now, in Cape Town, the water temperature is 66.3°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 7.8°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 63.5°F on 2016, while the historical minimum was 55.5°F on 2024.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 67.1°F, with minimum temperature starting at 65.9°F, while the maximum might reach 68.1°F.

Daily water temperature in Cape Town

Date Current Year

actual* / forecast**

last year 10 years average
Feb 13 58.9°F 55.7°F 60.0°F
Feb 14 53.6°F 56.0°F 59.7°F
Feb 15 51.2°F 54.3°F 59.8°F
Feb 16 52.5°F 55.1°F 59.8°F
Feb 17 53.7°F 54.9°F 59.5°F
Feb 18 55.8°F 54.3°F 59.3°F
Feb 19 57.1°F 55.1°F 59.4°F
Feb 20 57.0°F 56.2°F 59.5°F
Feb 21 59.0°F 56.6°F 59.5°F
Feb 22 58.9°F 57.0°F 59.2°F
Feb 23 60.6°F 58.6°F 59.5°F
Feb 24 62.6°F 57.8°F 59.3°F
Feb 25 64.3°F 57.0°F 59.0°F
Feb 26 66.1°F 57.0°F 59.0°F
Feb 27 66.3°F 57.9°F 58.5°F
Feb 28 65.9°F 56.1°F 58.1°F
Mar 1 66.2°F 56.9°F 58.7°F
Mar 2 66.7°F 56.2°F 59.1°F
Mar 3 67.7°F 57.9°F 60.1°F
Mar 4 67.6°F 59.7°F 60.1°F
Mar 5 67.6°F 60.2°F 60.0°F
Mar 6 68.1°F 60.9°F 60.5°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 Cape Town by month

In an average year, Cape Town offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Cape Town was recorded on February 1, 2016, reaching a 67.4°F. While the coldest temperature occurred on September 24, 2024, dipping to 47.4°F. The average readings by season are 60.0°F in Winter, 57.8°F in Spring, 57.6°F in Summer, and 57.5°F in Autumn.