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South Africa weather in May

Planning a journey to South Africa this May and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in South Africa in May?

In May, South Africa experiences a range of weather conditions, with temperatures that range from moderate to warm and precipitation levels ranging from low to moderate.

The average maximum daytime temperatures vary from moderate in Rhodes at 16°C to warm in Kruger National Park at 29°C. Nighttime temperatures generally drop to 16°C in Kruger National Park and 3°C in Rhodes.

In May, precipitation varies across different areas. From low rainfall in Kotzeshoop with an average of 5 mm to moderate rainfall in Paarl with 99 mm. The city Cape Town usually sees around 205 hours of sunlight, indicating many sunny days.

For specific regional insights in South Africa for May, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our South Africa climate page.

Where to go in South Africa in May

Find the average weather conditions in May for the most popular destinations in South Africa on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in South Africa

What is the weather like in May for the 5 most popular destinations in South Africa?

Average weather in Cape Town

In May Cape Town generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Cape Town
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
22°C 
14°C 
234 hours 
52 mm 
8 days 
20°C 
12°C 
205 hours 
80 mm 
11 days 
June   >> June
>>  
18°C 
11°C 
175 hours 
126 mm 
13 days 
Climate in Cape Town

Average weather in Johannesburg

In May Johannesburg generally has pleasant temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 7°C and low monthly rainfall. So on average the conditions are perfect that month.

Johannesburg
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
24°C 
11°C 
237 hours 
48 mm 
8 days 
22°C 
7°C 
276 hours 
17 mm 
3 days 
June   >> June
>>  
20°C 
4°C 
267 hours 
8.4 mm 
2 days 
Climate in Johannesburg

Average weather in Durban

In May Durban generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 17°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Durban
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
26°C 
20°C 
206 hours 
87 mm 
8 days 
25°C 
17°C 
223 hours 
50 mm 
6 days 
June   >> June
>>  
24°C 
15°C 
224 hours 
35 mm 
4 days 
Climate in Durban

Average weather in Knysna

In May Knysna generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Knysna
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
22°C 
15°C 
262 hours 
56 mm 
9 days 
20°C 
13°C 
261 hours 
50 mm 
9 days 
June   >> June
>>  
19°C 
11°C 
239 hours 
49 mm 
9 days 
Climate in Knysna

Average weather in Stellenbosch

In May Stellenbosch generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Stellenbosch
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
24°C 
13°C 
234 hours 
61 mm 
8 days 
20°C 
10°C 
205 hours 
92 mm 
11 days 
June   >> June
>>  
18°C 
8°C 
175 hours 
141 mm 
12 days 
Climate in Stellenbosch

Is your destination not in the list? Have a look at other destinations in South Africa.

Is May the best time to visit South Africa?

We believe that May is one of the best times to visit South Africa with overall perfect weather in Cape Town. However, the weather conditions may vary depending on your destination.

On average, the best time to visit South Africa is in January, February, March, April, May, October, November and December with generally perfect weather in Cape Town. The weather in July, on the other hand, tends to be unpleasant.

Interested in more climate information?

We have much more information about the climate in South Africa. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to South Africa? Get detailed historical weather averages for many cities in South Africa.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.