Johannesburg weather in May 2021

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  • 20°C maximum daytime temperature in May in Johannesburg20
    20°C max day temperature
  • 9 hours of sunshine per day
  • 3 days with some rainfall in May in Johannesburg3
    3 days with some rainfall
  • 6°C minimum night-time temperature in May in Johannesburg6
    6°C min night temperature
  • 11 hours of daylight per day in May in Johannesburg11
    11 hours of daylight per day
  • No heat & humidity in May in Johannesburg0
    No heat & humidity
  • 15 mm monthly rainfall in May in Johannesburg15
    15 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Johannesburg6
    6 (High) UV index

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The May weather guide for Johannesburg, South Africa shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Johannesburg in May?

Daytime temperatures usually reach 20°C in Johannesburg in May, falling to 6°C at night.

How sunny is it in Johannesburg in May?

There are normally 9 hours of bright sunshine each day in Johannesburg in May - that's 83% of daylight hours.

Does it ever rain in Johannesburg in May?

There are usually 3 days with some rain in Johannesburg in May and the average monthly rainfall is 15mm.

Johannesburg sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Johannesburg in May 2021. Select a month to view Johannesburg sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st May 2021 06:32 17:38
Sunday, 16th May 2021 06:40 17:29
Monday, 31st May 2021 06:47 17:24
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in South Africa in May for 2021/2022?

Below are average maximum temperatures at popular destinations in South Africa in May. Select a destination to see more weather parameters.

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