Weather in June
Temperature
June, recording an average high temperature of 16°C (60.8°F) and a low temperature of 4.1°C (39.4°F), is Johannesburg's coldest month.Humidity
In June, the average relative humidity in Johannesburg is 53%.Rainfall
In Johannesburg, during June, the rain falls for 2 days and regularly aggregates up to 9mm (0.35") of precipitation. Throughout the year, there are 99.3 rainfall days, and 713mm (28.07") of precipitation is accumulated.Daylight
June has the shortest days of the year, with an average of 10h and 30min of daylight.On the first day of June, sunrise is at 06:47 and sunset at 17:23. On the last day of the month, sunrise is at 06:55 and sunset at 17:27 SAST.
Sunshine
The average sunshine in June in Johannesburg is 8.9h.UV index
The months with the lowest UV index in Johannesburg are June and July, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in June interprets into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are the coldest months in Johannesburg?
What is the temperature in June in Johannesburg?
What is the average humidity in June in Johannesburg?
How much does it rain in Johannesburg in June?
What is the month with the shortest days in Johannesburg?
How many hours of daylight does Johannesburg have in June?
When are sunrise and sunset in June in Johannesburg?
How many hours of sunshine does Johannesburg have in June?
When is the lowest UV index in Johannesburg?
How high is the UV index in June in Johannesburg?
Average temperature in June
Johannesburg, South Africa
- Average high temperature in June: 16°C
The warmest month (with the highest average high temperature) is January (25.6°C).
The month with the lowest average high temperature is June (16°C).
- Average low temperature in June: 4.1°C
The month with the highest average low temperature is January (14.7°C).
The coldest months (with the lowest average low temperature) are June and July (4.1°C).
Average humidity in June
Johannesburg, South Africa
- Average humidity in June: 53%
The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is August (46%).
Average rainfall in June
Johannesburg, South Africa
- Average rainfall in June: 9mm
The wettest month (with the highest rainfall) is January (125mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in June
Johannesburg, South Africa
- Average rainfall days in June: 2 days
The month with the highest number of rainy days is January (15.9 days).
The month with the least rainy days is July (1 days).
Average daylight in June /
Average sunshine in June
Johannesburg, South Africa
- Average daylight in June: 10h and 3min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in June: 8h and 5min
The month with the most sunshine is September (Average sunshine: 9h and 24min).
The month with the least sunshine is March (Average sunshine: 7h and 42min).
Average UV index in June
Johannesburg, South Africa
- Average UV index in June: 5
The months with the highest UV index are January, February, March, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 5).
Johannesburg, South Africa
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