Johannesburg weather in May (Gauteng, South Africa)

Looking to travel to Johannesburg in May? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In Johannesburg the weather in May is generally perfect, characterized by pleasant temperatures and low rainfall. Daytime temperatures hover around 22°C, while nights can cool down to about 7°C.

Johannesburg in May usually receives low rainfall, averaging around 17 mm for the month. Based on our climate data of the past 30 years, about 3 days of rain are anticipated.

The days are predominantly sunny, with an estimated total of around 276 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. March, April, May, June, July, August, September and October generally stand out with the best circumstances. While January, February, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Johannesburg climate page with graphs.

 

Johannesburg, monthly averages in May

Min TemperatureMin Temperature 7°C  
Max TemperatureMax Temperature 22°C  
Chance of RainChance of Rain 8%  
PrecipitationPrecipitation 17 mm  
Rainy daysRainy days 3 days  
HumidityHumidity 56%  
SunshineSunshine 276 hours  
Percentage SunshinePercentage Sunshine 81%  

Where to go in South Africa in May

Find out more about the weather in South Africa in May and which places have the best weather conditions in this month.

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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).

So, what should you wear in Johannesburg in May?

For visitors traveling to Johannesburg, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in May.

Cycling
10/10
Walking
10/10
Barbeque
9/10
Camping
5/10
Outdoor sports
10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Johannesburg.

Our site offers climate and forecast data for every country in the world. Are you going to South Africa? On this website you can find 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.