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Johannesburg

17°
Feels like 17°C
⛅
Partly Cloudy
21°
14°
Today's range
Humidity
88%
Wind
10 km/h
NNW
Visibility
23.7 km
Pressure
1013 hPa
☀️UV Index
0
Low
💧Dew Point
15°C
Updated 5:00 PM on April 19 · Next update in ~30 min

Hourly Forecast

Next 48 hours
7PM
⛅
17°
30%
8PM
⛅
16°
20%
9PM
⛅
16°
30%
10PM
☁️
16°
33%
11PM
🌦️
16°
25%
Tmrw
12AM
⛅
15°
18%
1AM
☁️
15°
8%
2AM
⛅
15°
3%
3AM
☁️
15°
8%
4AM
☁️
15°
33%
5AM
🌦️
15°
48%
6AM
⛅
15°
35%
7AM
☁️
15°
18%
8AM
☁️
16°
20%
9AM
⛅
17°
33%
10AM
☁️
18°
25%
11AM
⛅
19°
40%
12PM
⛅
21°
35%
1PM
⛅
22°
38%
2PM
⛅
22°
43%
3PM
⛅
21°
35%
4PM
⛅
21°
30%
5PM
⛅
19°
33%
6PM
⛅
18°
23%
7PM
🌙
17°
15%
8PM
🌙
17°
5%
9PM
🌙
16°
5%
10PM
🌙
16°
11PM
⛅
15°
12AM
⛅
15°
1AM
⛅
16°
2AM
⛅
16°
3AM
⛅
16°
4AM
☁️
16°
5AM
☁️
15°
6AM
☁️
15°
3%
7AM
⛅
15°
5%
8AM
⛅
16°
5%
9AM
🌤️
18°
3%
10AM
🌤️
20°
8%
11AM
⛅
21°
13%
12PM
☁️
22°
18%
1PM
☁️
22°
35%
2PM
☁️
23°
35%
3PM
☁️
23°
42%
4PM
☁️
22°
49%
5PM
☁️
21°
55%
6PM
☁️
19°
62%

16-Day Forecast

Tap to expand
Sunrise
6:25 AM
Sunset
5:48 PM
UV Index
6.8
Max Wind
18 km/h NNW
Rainfall
2 mm
🌒
Moon
Waxing Crescent
🌡️
Feels Max
20°C
⏰
Daylight
11.4h

Temperature Range

High
Low

Rain Probability

💧 Chance of rain per day

Air Quality

Johannesburg
33
Good
050100150200300
✅ Air quality is satisfactory. Safe for all.
PM2.519.3
μg/m³
PM1019.3
μg/m³
Ozone37
μg/m³
NO₂25.1
μg/m³
CO275
μg/m³
SO₂26.7
μg/m³

Wind

Beaufort 2Light Breeze
NESW
💨 Speed
10 km/h
🧭 Direction
NNW
⚡ Gusts
24 km/h
📐 Bearing
340°

☀️ UV Index

Low
0
Low
No protection needed. Safe to be outside.
0 Low36 High811+ Extreme

7-Day UV Forecast

Today
6.8
Hig
Mon
6.25
Hig
Tue
6.15
Hig
Wed
5.75
Hig
Thu
2.9
Mod
Fri
4.2
Mod
Sat
4.3
Mod

Sun Protection Guide

🧴
Sunscreen
Optional
🕶️
Sunglasses
Optional
👒
Hat
Optional
👕
Cover up
Optional
🏠
Seek shade
Not needed
⏰
Reapply
Every 3-4 hours

Sun & Moon

🌒 Waxing Crescent
6:25 AM
Sunrise
93% of day
5:48 PM
Sunset
Golden Hour
6:25 AM – 6:55 AM
Golden Hour
5:18 PM – 5:48 PM
Daylight
11.4h
🌒Moon Phase
Waxing Crescent

About the Weather in Johannesburg

Johannesburg is a city in Gauteng, South Africa located at an elevation of 1767m above sea level. The current weather shows partly cloudy conditions with a temperature of 17°C (feels like 17°C).

Today's forecast for Johannesburg shows a high of 21°C and a low of 14°C. There is a 78% chance of precipitation today.

Timezone
Africa/Johannesburg
Latitude
-26.2023°N
Longitude
28.0436°E
Elevation
1767m

Frequently Asked Questions about Johannesburg Weather

What is the weather in Johannesburg today?
The current weather in Johannesburg, South Africa is partly cloudy with a temperature of 17°C. It feels like 17°C due to high humidity. Humidity stands at 88% and winds are blowing at 10 km/h.
Will it rain in Johannesburg this week?
Today, the probability of rain in Johannesburg is 78%. Check the 16-day forecast above for detailed day-by-day precipitation probability for Johannesburg.
What is the air quality index (AQI) in Johannesburg?
The current Air Quality Index in Johannesburg is 33, which is rated as "Good". PM2.5 particulates are measured at 19.3 μg/m³ and PM10 at 19.3 μg/m³.
What is the UV index in Johannesburg today?
The UV index in Johannesburg today reaches a maximum of 6.8. This is high — sun protection including sunscreen, hats, and UV-blocking sunglasses is strongly recommended.
Weather data provided by Open-Meteo under CC BY 4.0. Updated every 30 minutes.