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

January 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
Enero, the same as Diciembre, is another warm summer month in Cape Town, South Africa, with average temperature fluctuating between 26.1°C (79°F) and 15.7°C (60.3°F).

Temperature

In Enero, the average high-temperature is relatively the same as in Diciembre - a still warm 26.1°C (79°F). The average low-temperature, in Cape Town, South Africa, is 15.7°C (60.3°F).

Humidity

Months with the lowest humidity are Enero, Noviembre and Diciembre, with an average relative humidity of 71%.

Rainfall

In Cape Town, during 5.5 rainfall days, 15mm (0.59") of precipitation is typically accumulated. In Cape Town, during the entire year, the rain falls for 103.7 days and collects up to 515mm (20.28") of precipitation.

Sea temperature

With an average sea temperature of 18.5°C (65.3°F), Enero is the month with the warmest seawater in Cape Town.
Note: For swimming, a surface water temperature of 18.5°C (65.3°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

The average length of the day in Cape Town, South Africa, is 14.1h.

Sunshine

The month with the most sunshine is Enero, with an average of 10.9h of sunshine.

UV index

Enero and Diciembre, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an extreme threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 12 in Enero interpret into the following advice:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 Enero in Cape Town?

The average high-temperature, in Enero, in Cape Town, South Africa, is 26.1°C (79°F), while the average low-temperature is 15.7°C (60.3°F).

What is the least humid month in Cape Town?

Months with the lowest humidity are Enero, Noviembre and Diciembre, with an average relative humidity of 71%.

What is the average humidity in Enero in Cape Town?

In Enero, the average relative humidity in Cape Town is 71%.

How much does it rain in Cape Town in Enero?

In Cape Town, in Enero, during 5.5 rainfall days, 15mm (0.59") of precipitation is typically accumulated.

When is the sea warmest in Cape Town?

Enero is the month with the warmest seawater, with an average sea temperature of 18.5°C (65.3°F).

How cold is the water in Enero in Cape Town?

In Enero, the average sea temperature in Cape Town is 18.5°C (65.3°F). For most, swimming in 18.5°C (65.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Cape Town have in Enero?

The average length of the day in Enero in Cape Town is 14.1h.

What month has the most sunshine in Cape Town?

Enero has the most sunshine of the year, with an average of 10.9h of sunshine.

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

In Cape Town, South Africa, the average sunshine in Enero is 10.9h.

When is the highest UV index in Cape Town?

Enero and Diciembre, with an average maximum UV index of 12, are months with the highest UV index in Cape Town.

What is the UV index intensity in Enero in Cape Town?

In Enero, the average daily maximum UV index is 12. A UV Index of 11, and more, symbolizes an extreme health threat from unprotected exposure to the UV radiation.
Average temperature in January - Cape Town, South Africa
  • Average high temperature in January: 26.1°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 January: 15.7°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 January - Cape Town, South Africa
  • Average humidity in January: 71%

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 January - Cape Town, South Africa
  • Average rainfall in January: 15mm

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

Average rainfall days in January - Cape Town, South Africa
  • Average rainfall days in January: 5.5 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 January - Cape Town, South Africa
  • Average sea temperature in January: 18.5°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 January / Average sunshine in January - Cape Town, South Africa
  • Average daylight in January: 14.1h

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 January: 10.9h

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 January - Cape Town, South Africa
  • Average UV index in January: 12

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).