Johannesburg Weather in April
What's the weather like in Johannesburg (Gauteng) in April 2025?
The climate in Johannesburg during April can be summarized as mild and reasonably dry.
April is in the fall / autumn in Johannesburg and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 22°C (72°F), whilst at night 10°C (50°F) is normal.
| Daytime temperature | 22°C 71.5°F |
|---|---|
| Nightly temperature | 10.1°C 50.1°F |
| Average temperature | 16°C 60.8°F |
| Daily sunshine | 8.5 hrs |
| Avg rainfall | 56 mm 2.2 ins |
| Rainy days | 8 days |
| Sea temperature | 23.9°C 75°F |
| Humidity | 64% |
| Windspeed | 7.6kph 5 mph |
On average April is the 6th driest month of the year in Johannesburg with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
April temperatures in Johannesburg
April rainfall
April hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Johannesburg in April 2025.
Other monthly averages
Johannesburg weather stats
| Hottest month: | January | 26.1°C 79°F |
|---|---|---|
| Driest month: | July | 4mm 0.2ins |
| Sunniest month: | July | 10hrs |
| Coldest month: | June | 16.4°C 61.5°F |
| Wettest month: | January | 135mm 5.3ins |
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