See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:15
Sunrise
17:54
Sunset
Moon
Waning Crescent
03:29
Moonrise
14:11
Moonset
Daily Forecast
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Tuesday
Wednesday
Thursday
Friday
Saturday
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Monday
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Wednesday
Air Quality Data Available
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UV Index
Humidity
Weather in Johannesburg today, September 07, 2026
Expect unsettled, showery conditions in Johannesburg on September 07, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.
Expect highs of 16°C and cooler readings close to 10°C. The air stays humid, with relative humidity between 72% and 97% and the peak around 23:00. Airflow remains manageable, reaching about 3.8 km/h around 12:00.
The second half of the day still looks unsettled, with rain probability around 74% by 12:00. Dense cloud near 91% at 12:00 keeps the feel grey. Horizontal visibility holds close to 16.1 km. The sun rises at 06:15 and sets at 17:54, for a total of 11 hours 38 minutes of sunlight today.
Taken together, Johannesburg looks wet enough on September 07, 2026 that flexible outdoor plans work best, with temperatures peaking near 16°C.
Frequently asked questions about weather in Johannesburg
How warm does it get in Johannesburg?
The warmest month in Johannesburg is February, with average high temperatures of 29°C. The average temperature during this period is around 29°C.
How cold does it get in Johannesburg?
The coldest month in Johannesburg is December, with average low temperatures of 25°C. The average temperature during this period is around 26°C.
What is the wettest time of year in Johannesburg?
The wettest month in Johannesburg is December, with an average of 33mm of precipitation.
What is the driest time of year in Johannesburg?
The driest month in Johannesburg is August, with an average of 1mm of precipitation.
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