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Johannesburg in June: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Johannesburg in June will be like? Take a look at our weather guide for Johannesburg, based on historical data.
Check flight prices to Johannesburg on Avionero:
June

Weather in Johannesburg in June 2024

Great Weather
Mild
☀️
Sunny
June is an ideal time to visit Johannesburg if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +17°C and about 23 sunny days, ensuring you'll have ample opportunities to soak up the sunshine. It's worth noting, though, that there may be some rainfall, with approximately 10 mm of precipitation over an average of 1 rainy days. So, prepare your sunglasses, a beach towel, and great walking shoes, as it's most likely going to be amazing weather. Search flights in one click on Avionero.
Good to know:
  • June is usually the coldest month of the year in Johannesburg;

Average weather

☀️
+17°C
Avg. max. temperature
-5°C
Min.
+25°C
Max.
10 mm
Total precipitation
59%
Avg. humidity
1 m/s
Avg. wind
23 ☀️
Sunny Days
6 ⛅️
Cloudy
1 🌦
Rainy
Our opinion: Johannesburg has great weather in June.

Average temperature in Johannesburg in June

Here are the expected maximum, average and minimum temperatures in Johannesburg for June based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in June is +16°C with a maximum of +20°C and a minimum of -1°C.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +16°C to +16°C.

Is Johannesburg warm or cold in June?

Johannesburg is typically mild in June.

Maximum temperatures go down compared to the previous month from +19°C to +17°C. The minimum temperature also goes down from +6°C to +3°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

June is the coldest month in Johannesburg, here is the comparison with other months:

Climate in Johannesburg in June

Johannesburg weather looks like this, on average, in June and the surrounding months.
MayJuneJuly
Avg. temperature
+19°C+17°C+17°C
Min. temperature
-3°C-5°C-5°C
Max. temperature
+27°C+25°C+25°C
Rainfall
16 mm10 mm4 mm
Wind
1 m/s1 m/s1 m/s
Humidity
60%59%55%
Air pressure
1021 HPa1023 HPa1024 HPa
Sunny days
212325
Cloudy days
865
Rainy days
211
Snowy days
000

June weather is still as great as in May. It’s getting colder in June. From +19°C in the day, the average maximum temperature lowers to +17°C. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 16 mm to 10 mm. It feels drier, as humidity decreases from 60% to 59%. The average wind speed doesn’t change much during June, staying around 1 m/s. The good news is there are likely to be more sunny days in June, from 21 to 23.

July brings much the same weather, it remains great.

Wind

Wind speed in Johannesburg in June based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Johannesburg is gradually decreasing during June, going from 1 m/s to 0 m/s over the course of the month.

Rain

Amount of rainfall in mm during June in Johannesburg based on historical data.
Last Year
Historical Data
Total precipitation in June is about 37 mm, with a 20% chance of rain on a typical day. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. On average, there are about 6 rainy days during June, so prepare to bring an umbrella.
Here’s how June is compared with other months in the amount of precipitation, total mm:
Johannesburg wettest month is December, where a typical day has a 45% chance of precipitation and 148 mm of rainfall per day. July, on the other hand, is the driest month with a mere 3% chance of precipitation and 4 mm of rainfall per day.

How was the weather last June in Johannesburg?

This is the weather in Johannesburg in June 2023:
1 June
☀️
+16°C
2 June
☀️
+18°C
3 June
☀️
+17°C
4 June
☀️
+17°C
5 June
☀️
+18°C
6 June
☀️
+17°C
7 June
☀️
+19°C
8 June
☀️
+20°C
9 June
☀️
+19°C
10 June
☀️
+18°C
11 June
☀️
+16°C
12 June
☀️
+17°C
13 June
☀️
+17°C
14 June
☀️
+16°C
15 June
☀️
+11°C
16 June
☀️
+12°C
17 June
☀️
+16°C
18 June
☀️
+18°C
19 June
☀️
+20°C
20 June
☀️
+18°C
21 June
☀️
+17°C
22 June
☁️
+14°C
23 June
☁️
+12°C
24 June
🌧️
+15°C
25 June
🌧️
+14°C
26 June
☀️
+14°C
27 June
☀️
+15°C
28 June
☀️
+14°C
29 June
☀️
+14°C
30 June
☀️
+16°C
In June 2023 Johannesburg had 26 sunny days, 2 cloudy days, and 2 rainy days. The average maximum temperature was +16°C, with an absolute maximum of +20°C and a minimum of +11°C. The average humidity was 61%, with a maximum of 96% and a minimum of 26%. The average wind speed was 1 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in June?

Climate Change over Years

This is how Johannesburg climate have been changing during last 43 years period.

The climate in Johannesburg in June has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+16°C) and the highest in 1998 (+21°C). The driest year was 1979 with only 0 mm of rainfall, and the wettest year was 2018 with 0 mm.

FAQ

Frequently asked questions about the weather in Johannesburg in June:

Is June a good time to visit Johannesburg?

Yes, June is a great time to go to Johannesburg, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit Johannesburg.

Can you sunbathe in Johannesburg in June?

June has mild temperatures in Johannesburg. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Johannesburg rainy in June?

Johannesburg is usually dry in June. Plan your packing around outdoor activities and exploring.

Is it sunny in Johannesburg in June?

Yes, Johannesburg is sunny in June. Prepare for lots of rays. Don’t forget to pack your sunglasses and sunscreen, and maybe pick up a wide-brimmed hat when you arrive.

Other cities in South Africa

Check out the weather for other cities in South Africa.

Monthly weather in Johannesburg

Source of the data

For this page, we’ve looked at the typical weather in Johannesburg, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.