Johannesburg in May average weather

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Temperatures trend during May in Johannesburg

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May weather day by day

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April June

Date	Weather	Temperatures	Rain	UV
1 May	Cloudy	25° /15°	0 mm	7
2 May	Moderate or heavy rain shower	26° /15°	3.1 mm	7
3 May	Patchy rain possible	26° /15°	0.9 mm	7
4 May	Moderate or heavy rain shower	24° /14°	8.2 mm	6
5 May	Moderate or heavy rain shower	26° /14°	1.3 mm	7
6 May	Patchy rain possible	26° /14°	0.1 mm	7
7 May	Moderate or heavy rain shower	24° /14°	6.3 mm	7
8 May	Moderate or heavy rain shower	21° /13°	15.3 mm	6
9 May	Partly cloudy	22° /12°	0 mm	7
10 May	Sunny	23° /13°	0 mm	7
11 May	Sunny	25° /13°	0 mm	7
12 May	Partly cloudy	24° /14°	0 mm	7
13 May	Moderate rain at times	23° /12°	0.5 mm	6
14 May	Moderate or heavy rain shower	21° /12°	7.3 mm	5
15 May	Moderate or heavy rain shower	20° /12°	11.5 mm	6
16 May	Heavy rain at times	20° /12°	3.7 mm	6
17 May	Sunny	23° /11°	0 mm	7
18 May	Moderate or heavy rain shower	23° /12°	3 mm	7
19 May	Sunny	21° /11°	0 mm	6
20 May	Sunny	21° /9°	0 mm	6
21 May	Sunny	22° /11°	0 mm	7
22 May	Partly cloudy	21° /10°	0 mm	6
23 May	Sunny	20° /10°	0 mm	6
24 May	Sunny	23° /11°	0 mm	7
25 May	Sunny	22° /11°	0 mm	7
26 May	Sunny	21° /11°	0 mm	7
27 May	Sunny	22° /11°	0 mm	7
28 May	Sunny	21° /11°	0 mm	7
29 May	Sunny	21° /10°	0 mm	7
30 May	Moderate rain at times	20° /11°	0.6 mm	6
31 May	Moderate rain at times	19° /10°	1.5 mm	6
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Important Notice

Our weather forecast for Johannesburg in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Johannesburg forecast closer to your planned date for the most up-to-date weather information.

Johannesburg in May - FAQ

What are the expected maximum and minimum temperatures in Johannesburg during May?

Enjoy moderate daytime temperatures of up to 24° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Johannesburg during May?

Significant rainfall exceeding 126.6 mm is expected in Johannesburg during May, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Johannesburg during May?

The average wind speed in Johannesburg during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Johannesburg

Explore the daily rainfall trends and prepare for Johannesburgs May weather 💧

UV exposure in Johannesburg during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Get accurate weather forecasts for Johannesburg, located at latitude -26.202 and longitude 28.044. Stay updated with localized weather information tailored for Johannesburg.

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Mon.	Tue.	Wed.	Thu.	Fri.	Sat.	Sun.
			1 25°	2 26°	3 26°	4 24°
5 26°	6 26°	7 24°	8 21°	9 22°	10 23°	11 25°
12 24°	13 23°	14 21°	15 20°	16 20°	17 23°	18 23°
19 21°	20 21°	21 22°	22 21°	23 20°	24 23°	25 22°
26 21°	27 22°	28 21°	29 21°	30 20°	31 19°