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

63.8

°F

March 7, 01:07

Trend:

decreasing

Yesterday:

64.0°F

Tomorrow:

63.7°F

Sunrise:

06:39

Sunset:

19:16

Day Length:

12 h. 37 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 63.8°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 3.5°F higher 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 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 63.7°F on 2016, while the historical minimum was 56.3°F on 2020.

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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 63.5°F, the minimum temperature may reach 62.8°F, and the maximum might stay at 63.9°F.

Daily water temperature in Cape Town

Date Current Year

actual* / forecast**

last year 10 years average
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 59.2°F
Feb 28 64.5°F 56.1°F 58.7°F
Mar 1 64.1°F 56.9°F 59.2°F
Mar 2 64.0°F 56.2°F 59.6°F
Mar 3 62.1°F 57.9°F 60.3°F
Mar 4 61.7°F 59.7°F 60.2°F
Mar 5 62.2°F 60.2°F 60.2°F
Mar 6 64.0°F 60.9°F 60.5°F
Mar 7 63.8°F 60.4°F 60.4°F
Mar 8 63.7°F 60.5°F 60.2°F
Mar 9 63.9°F 60.6°F 60.4°F
Mar 10 63.8°F 60.6°F 60.4°F
Mar 11 63.5°F 60.3°F 60.0°F
Mar 12 63.2°F 60.8°F 59.8°F
Mar 13 63.6°F 59.5°F 60.2°F
Mar 14 62.8°F 58.0°F 59.3°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 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.