WanderWhen

Johannesburg weather in April

April is one of the best months to visit Johannesburg. Expect highs around 21°C, lows near 10°C, and about 7.7 days with rain.

9.8 · Excellenttravel score for April
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg high
21°C
Avg low
10°C
Rainfall
71 mm
Rain days
7.7
Sunshine
10.1 h/day
Daylight
11.4 h

What to pack for Johannesburg in April

  • t-shirts and light layers
  • a light jacket for evenings
  • a packable rain layer

Humidity averages 65%; max daily wind around 17 km/h.

How April compares

January: 8.4/10 JFebruary: 8.6/10 FMarch: 9.8/10 MApril: 9.8/10 AMay: 10.0/10 MJune: 10.0/10 JJuly: 10.0/10 JAugust: 10.0/10 ASeptember: 10.0/10 SOctober: 10.0/10 ONovember: 8.8/10 NDecember: 7.8/10 D

Best months in Johannesburg: March–October. See the full best time to visit Johannesburg guide.

Johannesburg in April: the details

In April, Johannesburg sees average daytime highs of 21°C (70°F) and overnight lows of 10°C (50°F). Rainfall totals roughly 71 mm across 7.7 rainy days, and the sun shines about 10.1 hours per day with 11.4 hours of daylight mid-month. Relative humidity averages 65%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Johannesburg, South Africa (-26.2, 28.04) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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