Average humidity in Cape Town
On this page you find more information about the monthly relative humidity over the year in Cape Town (Western Cape), South Africa.
Cape Town's humidity levels vary throughout the year. The highest levels occur in May, reaching 81% (very high), while the lowest is recorded in January at 71%.
Throughout the year, the average humidity in Cape Town is 76%.
Humidity plays an important role in how temperatures are felt. During the warmest month, February, the maximum average temperature is around 25°C (77°F). Combined with high humidity during this period, the temperature can feel even warmer than the thermometer shows.
During the coldest month, August, the maximum average temperature is around 17°C (63°F). This period has very high humidity. Check out our detailed temperature page for more information.
Cape Town Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cape Town - and find the best time to visit.
Cape Town 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Cape Town climate overview or explore weather in South Africa.
Popular this month
Where to go in August - average daytime high across popular destinations.
Pretoria
24°C (75°F) Durban
24°C (75°F) Johannesburg22°C (72°F) Gqeberha20°C (68°F) Knysna18°C (64°F) Cape Town17°C (63°F) Hermanus
17°C (63°F) Stellenbosch18°C (64°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Paraglide at the Western Cape
In summer months (December to March) it is warm, sunny and dry in Cape Town. For many, this is the ideal time to visit and paraglide at the Cape.
One of South Africa's most spectacular private game reserves
Sabi Sand Game Reserve is one of South Africa's most spectacular private game reserves. The chance that you see the entire Big Five is high in winter (June - August).
Stay in the world's largest open-air gallery
Vast mountains, beautiful nature, tranquility and the possibility of hiking and seeing fascinating rock paintings. This can all be experienced at the Cederberg Mountains.
Kwazulu Natal
Countless beautiful landscapes, a colorful collection of cultures, wildlife parks, busy and deserted beaches, lively cities, small villages and a subtropical climate.