United StatesThe weather in June in Johannesburg
It's hot in June in Johannesburg with an average temperature of 37°C. Temperatures this month range from a low of 34°C to a high of 40°C. At night, you can expect temperatures between 15°C and 22°C.
June isn’t a good month to be in Johannesburg. The average temperature of 37°C this month is uncomfortably hot for a comfortable stay.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in June for Johannesburg, California. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 45°C in 2021, Johannesburg reached the highest temperature in June over the past 10 years. The lowest daytime temperature in this month was 22°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 8°C to a highest value of 31°C.
Rainfall amount
According to weather history, there is only 1,1 mm of precipitation in June. The wind speed is around 5 Bft, mostly coming from the Southwest.
Daily weather in June for Johannesburg
Click on any day in June to get detailed info about the usual weather on that day in Johannesburg. Check out the historical temperatures and precipitation over the past 10 years on this day.
June weather comparison
| Johannesburg | New York | |
|---|---|---|
| Average temperature | 37°C | 27°C |
| Max. temperature | 40°C | 31°C |
| Min. temperature | 15°C | -5°C |
| Total precipitation | 1,1 mm | 78 mm |
| Rainy days | 1 day | 11 days |
Start of June
The month of June starts in Johannesburg with hot temps, averaging around 36°C during the day and nights around 18°C.
Mid June
By mid-June, daytime temps rise to around 37°C, with nights around 19°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of June
By the end of June, the average daytime temperature in Johannesburg is around 40°C, while nighttime temps are about 21°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
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UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
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Temperature charts
These charts show the average temperatures in June in Johannesburg, California. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in June in Johannesburg
Temperature in June in Johannesburg over the years
Precipitation charts
These charts show the average amount of precipitation in June in Johannesburg, California. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in June in Johannesburg
Total precipitation in June in Johannesburg over the years
Daily UV index in June in Johannesburg
This chart shows the average daily UV index in June in Johannesburg, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in June in Johannesburg
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Average weather in Johannesburg by month
Click on a month below to see detailed weather info for Johannesburg. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.