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Weather in Johannesburg in June 2026 - Detailed Forecast
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South Africa weather

Weather in Johannesburg for June 2026

Your guide to Johannesburg weather in June - trends and predictions

    Temperatures

  • Until now, June 2026 in Johannesburg has been nearly identical to the historical average, with a temperature of 18.1 °C (showing only a slight deviation of 0.1 °C).

  • The forecast for the next days in Johannesburg predicts temperatures to be around 18 °C, close to the historical average.

  • In general, the average temperature in Johannesburg at the beginning of June is 17.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.7 °C by the end of June.

    • Rain 🌧️

  • With an average of 2 rainy days, Johannesburg experiences minimal rainfall in June.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
28
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/7°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
37 %
Avg humidity

Johannesburg Weather June

Move between months or click on a day
May
July
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
18°
2
Sunny
18°
3
Sunny
18°
4
Sunny
18°
5
Sunny
17°
6
Sunny
18°
7
Sunny
18°
8
Sunny
19°
9
Sunny
18°
10
Sunny
17°
11
Sunny
18°
12
Sunny
19°
13
Sunny
18°
14
Sunny
18°
15
Smoky haze
19°
16
Sunny
18°
17
Sunny
18°
18
Sunny
17°
19
Partly cloudy
18°
20
Partly cloudy
14°
21
Cloudy
15°
22
Sunny
18°
23
Sunny
20°
24
Sunny
20°
25
Sunny
21°
26
Sunny
20°
27
Sunny
17°
28
Sunny
17°
29
Sunny
18°
30
Sunny
18°

Temperatures trend during June in Johannesburg

See the weather trend as well as the moving average line

June weather in Johannesburg day by day

Click on a date for more information
May July
Date Weather Temperatures Rain UV More
1 Jun. Sunny
Sunny
 18° /8° 1.5 mm 5
2 Jun. Sunny
Sunny
 18° /7° 0.8 mm 5
3 Jun. Sunny
Sunny
 18° /8° 0.3 mm 6
4 Jun. Sunny
Sunny
 18° /7° 0.5 mm 5
5 Jun. Sunny
Sunny
 17° /6° 0 mm 6
6 Jun. Sunny
Sunny
 18° /7° 0 mm 6
7 Jun. Sunny
Sunny
 18° /7° 0 mm 5
8 Jun. Sunny
Sunny
 19° /7° 0 mm 6
9 Jun. Sunny
Sunny
 18° /7° 0.1 mm 5
10 Jun. Sunny
Sunny
 17° /6° 0 mm 5
11 Jun. Sunny
Sunny
 18° /6° 0 mm 5
12 Jun. Sunny
Sunny
 19° /7° 0.2 mm 5
13 Jun. Sunny
Sunny
 18° /7° 0 mm 6
14 Jun. Sunny
Sunny
 18° /10° 0 mm 5.2
15 Jun. Smoky haze
Smoky haze
 19° /11° 0 mm 4.9
16 Jun. Sunny
Sunny
 18° /11° 0 mm 5.1
17 Jun. Sunny
Sunny
 18° /10° 0 mm 5
18 Jun. Sunny
Sunny
 17° /10° 0 mm 5
19 Jun. Partly cloudy
Partly cloudy
 18° /9° 0 mm 5
20 Jun. Partly cloudy
Partly cloudy
 14° /10° 0 mm 5
21 Jun. Cloudy
Cloudy
 15° /10° 0 mm 4
22 Jun. Sunny
Sunny
 18° /11° 0 mm 5
23 Jun. Sunny
Sunny
 20° /12° 0 mm 6
24 Jun. Sunny
Sunny
 20° /13° 0 mm 6
25 Jun. Sunny
Sunny
 21° /14° 0 mm 6
26 Jun. Sunny
Sunny
 20° /14° 0 mm 6
27 Jun. Sunny
Sunny
 17° /6° 0 mm 6
28 Jun. Sunny
Sunny
 17° /6° 0.5 mm 6
29 Jun. Sunny
Sunny
 18° /7° 0.3 mm 6
30 Jun. Sunny
Sunny
 18° /7° 0 mm 6
Next
Important Notice
Our weather forecast for Johannesburg in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Johannesburg forecast closer to your planned date for the most up-to-date weather information.
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Johannesburg in June - FAQ

What are the expected maximum and minimum temperatures in Johannesburg during June?

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Johannesburg during June?

Rainfall in Johannesburg during June is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Johannesburg during June?

The average wind speed in Johannesburg during June is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

June rainfall patterns in Johannesburg

Explore the daily rainfall trends and prepare for Johannesburgs June weather 💧
Typically, Johannesburg has 2 rainy days in June with a total of 7.1 mm of rainfall.

UV exposure in Johannesburg during June

Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️

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Location coordinates Where is Johannesburg?

Get accurate weather forecasts for Johannesburg, located at latitude -26.202 and longitude 28.044. Stay updated with localized weather information tailored for Johannesburg.

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