Cape Town
South Africa
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Cape Town, South Africa

An aerial view of Cape Town, South Africa, with the surrounding calm clear waters and several mountains
An aerial view of Cape Town, South Africa, with the surrounding calm clear waters and several mountains
The first month of the winter, June, is also an enjoyable month in Cape Town, South Africa, with average temperature varying between 7.8°C (46°F) and 18.1°C (64.6°F).

Temperature

In Cape Town, the average high-temperature is almost the same as in May - a comfortable 18.1°C (64.6°F). The average low-temperature, is 7.8°C (46°F).

Humidity

Months with the highest humidity are May through July, with an average relative humidity of 81%.

Rainfall

June is the month with the most rainfall. Rain falls for 13.3 days and accumulates 93mm (3.7") of precipitation.

Sea temperature

In Cape Town, the average seawater temperature is 16.2°C (61.2°F).
Note: For swimming, a surface water temperature of 16.2°C (61.2°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

With an average of 9.9h of daylight, June has the shortest days of the year.

Sunshine

With an average of 5.8h of sunshine, June has the least sunshine of the year.

UV index

Months with the lowest UV index are June and July, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In June, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in June in Cape Town?

In June, the average high-temperature is 18.1°C (64.6°F), and the average low-temperature is 7.8°C (46°F).

What is the most humid month in Cape Town?

Months with the highest humidity are May through July, with an average relative humidity of 81%.

What is the average humidity in June in Cape Town?

In June, the average relative humidity in Cape Town, South Africa, is 81%.

How much does it rain in Cape Town in June?

In Cape Town, in June, it is raining for 13.3 days, with typically 93mm (3.7") of accumulated precipitation.

What is the rainiest month in Cape Town?

June is the month with the most rainfall. Rain falls for 13.3 days and accumulates 93mm (3.7") of precipitation.

How cold is the water in June in Cape Town?

In Cape Town, the average seawater temperature in June is 16.2°C (61.2°F). For swimming, a surface water temperature of 16.2°C (61.2°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the month with the shortest days in Cape Town?

June has the shortest days of the year, with an average of 9.9h of daylight.

What is the average length of the day in June in Cape Town?

The average length of the day in June is 9.9h.

What is the month with the least sunshine in Cape Town?

With an average of 5.8h of sunshine, June has the least sunshine of the year.

How many hours of sunshine does Cape Town have in June?

In June, the average sunshine is 5.8h.

What is the month with the lowest UV index in Cape Town?

June and July, with an average maximum UV index of 3, are months with the lowest UV index in Cape Town, South Africa.

What is the UV index reading in June in Cape Town?

In June, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in June - Cape Town, South Africa
  • Average high temperature in June: 18.1°C

The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is July (17.5°C).

  • Average low temperature in June: 7.8°C

The month with the highest average low temperature is January (15.7°C).
The coldest month (with the lowest average low temperature) is July (7°C).

Average humidity in June - Cape Town, South Africa
  • Average humidity in June: 81%

Months with the highest relative humidity are May, June and July (81%).
Months with the lowest relative humidity are January, November and December (71%).

Average rainfall in June - Cape Town, South Africa
  • Average rainfall in June: 93mm

The wettest month (with the highest rainfall) is June (93mm).
The driest month (with the lowest rainfall) is November (14mm).

Average rainfall days in June - Cape Town, South Africa
  • Average rainfall days in June: 13.3 days

The month with the highest number of rainy days is August (13.7 days).
The month with the lowest number of rainy days is February (4.6 days).

Average sea temperature in June - Cape Town, South Africa
  • Average sea temperature in June: 16.2°C

The best month for swimming (with the highest average sea temperature) is January (18.5°C).
Coldest months (with the lowest average sea temperature) are July, August and September (15.3°C).

Average daylight in June / Average sunshine in June - Cape Town, South Africa
  • Average daylight in June: 9.9h

The month with the longest days is December (Average daylight: 14.4h).
The month with shortest days is June (Average daylight: 9.9h).

  • Average sunshine in June: 5.8h

The month with most sunshine is January (Average sunshine: 10.9h).
The month with least sunshine is June (Average sunshine: 5.8h).

Average UV index in June - Cape Town, South Africa
  • Average UV index in June: 3

Months with the highest UV index are January and December (UV index 12).
Months with the lowest UV index are June and July (UV index 3).