What is the current water temperature in Cape Town?

Q: What is the current water temperature in Cape Town?

As of now, in Cape Town, the water temperature is 13.43°C. 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.

South Africa > Cape Town

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.

56.2

°F

June 15, 13:39

Trend:

decreasing

Yesterday:

56.3°F

Tomorrow:

56.0°F

Sunrise:

07:49

Sunset:

17:44

Day Length:

9 h. 55 min.

Cape Town in June

Minimum:

56.4°F

Average:

60.7°F

Maximum:

65.4°F

Sea water temperature in Cape Town today

As of now, in Cape Town, the water temperature is 56.2°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 1.6°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 60.3°F on 2018, while the historical minimum was 56.6°F on 2021.

latest data

last year

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 56.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Cape Town

Date	Current Year actual* / forecast**	last year	10 years average
Jun 1	59.8°F	56.1°F	57.1°F
Jun 2	59.8°F	57.0°F	57.1°F
Jun 3	57.4°F	57.5°F	57.2°F
Jun 4	54.7°F	58.2°F	57.0°F
Jun 5	54.5°F	58.5°F	57.2°F
Jun 6	52.6°F	59.0°F	57.2°F
Jun 7	54.4°F	58.9°F	57.6°F
Jun 8	54.8°F	58.4°F	57.4°F
Jun 9	55.0°F	58.3°F	57.5°F
Jun 10	52.5°F	57.8°F	57.3°F
Jun 11	53.7°F	57.5°F	57.2°F
Jun 12	54.7°F	57.6°F	57.3°F
Jun 13	55.7°F	57.3°F	57.6°F
Jun 14	56.3°F	58.5°F	57.7°F
Jun 15	56.2°F	58.6°F	57.8°F
Jun 16	56.0°F	57.8°F	57.7°F
Jun 17	56.0°F	56.3°F	57.6°F
Jun 18	56.2°F	57.2°F	57.8°F
Jun 19	56.4°F	57.0°F	58.0°F
Jun 20	56.3°F	57.4°F	57.9°F
Jun 21	56.3°F	57.9°F	57.9°F
Jun 22	56.1°F	58.2°F	57.7°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 March 13, 2026, reaching a 67.5°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, 58.0°F in Spring, 57.6°F in Summer, and 57.5°F in Autumn.