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 14.73°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.

58.5

°F

April 18, 21:09

Trend:

stable

Yesterday:

59.6°F

Tomorrow:

58.7°F

Sunrise:

07:11

Sunset:

18:20

Day Length:

11 h. 9 min.

Cape Town in April

Minimum:

59.9°F

Average:

61.9°F

Maximum:

66.1°F

Sea water temperature in Cape Town today

As of now, in Cape Town, the water temperature is 58.5°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 1.1°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 rise 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 60.3°F on 2016, while the historical minimum was 53.0°F on 2022.

latest data

last year

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 58.2°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
Apr 4	57.6°F	55.8°F	57.5°F
Apr 5	57.1°F	56.0°F	57.7°F
Apr 6	57.4°F	52.4°F	57.9°F
Apr 7	59.2°F	51.8°F	57.9°F
Apr 8	59.6°F	52.9°F	57.9°F
Apr 9	60.1°F	53.4°F	58.1°F
Apr 10	60.1°F	54.4°F	58.0°F
Apr 11	62.0°F	51.5°F	57.7°F
Apr 12	61.7°F	50.4°F	57.9°F
Apr 13	61.4°F	51.3°F	58.2°F
Apr 14	60.5°F	52.4°F	58.1°F
Apr 15	60.3°F	52.8°F	58.1°F
Apr 16	58.7°F	51.5°F	57.6°F
Apr 17	59.6°F	52.8°F	57.5°F
Apr 18	58.5°F	53.5°F	57.4°F
Apr 19	58.7°F	54.4°F	57.6°F
Apr 20	58.2°F	53.7°F	57.1°F
Apr 21	58.3°F	54.0°F	57.2°F
Apr 22	58.4°F	54.9°F	57.3°F
Apr 23	57.8°F	54.8°F	56.7°F
Apr 24	57.7°F	55.2°F	56.6°F
Apr 25	58.2°F	56.8°F	57.1°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, 57.4°F in Summer, and 57.8°F in Autumn.