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

57.9

°F

November 16, 01:06

Trend:

stable

Yesterday:

57.9°F

Tomorrow:

57.6°F

Sunrise:

05:34

Sunset:

19:28

Day Length:

13 h. 54 min.

Cape Town in November

Minimum:

56.5°F

Average:

61.1°F

Maximum:

64.5°F

Sea water temperature in Cape Town today

As of now, in Cape Town, the water temperature is 57.9°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.8°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 notably higher than the average recorded over the past two weeks, indicating a significant warming 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 62.9°F on 2019, while the historical minimum was 54.5°F on 2024.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest 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 57.2°F, the minimum temperature may reach 56.8°F, and the maximum might stay at 57.6°F.

Daily water temperature in Cape Town

Date Current Year

actual* / forecast**

last year 10 years average
Nov 2 54.0°F 56.4°F 57.3°F
Nov 3 53.2°F 56.3°F 57.5°F
Nov 4 53.5°F 56.8°F 57.8°F
Nov 5 53.5°F 54.4°F 58.0°F
Nov 6 54.5°F 53.6°F 58.0°F
Nov 7 53.5°F 51.4°F 57.8°F
Nov 8 54.2°F 52.3°F 57.9°F
Nov 9 55.0°F 52.6°F 58.3°F
Nov 10 55.7°F 52.9°F 58.6°F
Nov 11 56.7°F 53.2°F 58.9°F
Nov 12 57.2°F 53.5°F 59.2°F
Nov 13 57.3°F 53.3°F 59.0°F
Nov 14 57.6°F 53.8°F 59.4°F
Nov 15 57.9°F 54.4°F 59.7°F
Nov 16 57.9°F 54.5°F 59.7°F
Nov 17 57.6°F 53.6°F 59.4°F
Nov 18 57.2°F 52.3°F 59.0°F
Nov 19 57.3°F 54.5°F 59.0°F
Nov 20 57.1°F 55.2°F 58.9°F
Nov 21 57.2°F 55.1°F 59.0°F
Nov 22 57.3°F 55.4°F 59.0°F
Nov 23 56.8°F 56.3°F 58.6°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 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 60.6°F in Winter, 57.9°F in Spring, 57.5°F in Summer, and 57.7°F in Autumn.