Johannesburg Klima and Average Vejr
Klima of Johannesburg: average temperatures, rainfall and seasons month by month.
Klima in Johannesburg month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 26° | 15° | 77 mm | ★★★★☆ |
| februar | 26° | 16° | 92 mm | ★★★★☆ |
| marts | 24° | 14° | 94 mm | ★★★★☆ |
| april | 21° | 11° | 82 mm | ★★★★☆ |
| maj | 20° | 8° | 15 mm | ★★★★☆ |
| juni | 17° | 5° | 9 mm | ★★★★☆ |
| juli | 18° | 5° | 3 mm | ★★★★☆ |
| august | 21° | 8° | 24 mm | ★★★★☆ |
| september | 24° | 11° | 30 mm | ★★★★☆ |
| oktober | 25° | 12° | 44 mm | ★★★★☆ |
| november | 25° | 14° | 78 mm | ★★★★☆ |
| december | 26° | 15° | 113 mm | ★★★★☆ |
Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).
Recent extremes in Johannesburg
Højest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Johannesburg compares med nearby places
Annual averages, and the difference against Johannesburg.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Botswana | 276 km | 21°C | +5°C warmer | 477 mm |
| Kruger National Park | 431 km | 24°C | +7°C warmer | 761 mm |
| Mozambique | 453 km | 23°C | +7°C warmer | 961 mm |
Klima by airport in Johannesburg
1 airports mapped in this atlas
Bedste rejsetid Johannesburg
Go in januar, februar, maj, juli, august, september, oktober and november. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: marts, juni and december - expect the least comfortable mix of heat, cold or rain.
What this means for Johannesburg
Today is much colder than average for oktober. The forecast high of 16°C is 9.2°C below the 25°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Southern Hemisphere, so peak summer falls in december og februar.
The gap between the warmest and coldest month averages 10°C.
What og pack, what og skip
- Layers - the daily swing is 16°C, so mornings feel nothing like afternoons
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid marts, juni and december - historically the least comfortable months here.
Resumé
Johannesburg is a city in Sydafrika. Johannesburg is known for Apartheid Museum and safari gateway. Der bor omkring 5.8 million.
Lige nu er det 9°C (47°F) in Johannesburg med klar himmel. Det føles som 7°C. I dag ligger temperaturen mellem 6°C og 16°C. Sandsynligheden for nedbør er 8%. Sightseeing conditions score 8.5/10 - fremragende — tag af sted nu.
Det bedste tidspunkt at besøge Johannesburg is januar, februar, maj, juli, august, september, oktober and november. Klimaet er Mediterranean. marts, juni and december tend og be the least comfortable months. februar is the warmest month med average highs near 26°C, while juli is the coldest med lows near 5°C.
The closest major airport is O. R. Tambo International Airport (JNB), about 21 km away.
Kort sagt. Today is much colder than average for oktober. The forecast high of 16°C is 9.2°C below the 25°C typical for this month. The best window og be outside is roughly 2 PM og 5 PM, when temperature, rain chance and wind line up best. running is the strongest bet in Johannesburg today at 9.6/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Johannesburg
Vejr map for Johannesburg
Animated model layers. Pick a layer og load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore Johannesburg
Every topic we hold for this place, and the same topic for the places around it.
Klima for related places
Frequently asked questions
Where is Johannesburg?
Johannesburg is a city in Sydafrika. Its coordinates are -26.2041, 28.0473. It lies in Afrika.
What is the weather like in Johannesburg lige nu?
It is currently 9°C (47°F) med klar himmel. Luftfugtighed is 82% and wind is 6 km/h.
When is the best time og visit Johannesburg?
januar, februar, maj, juli, august, september, oktober and november offer the most comfortable conditions in Johannesburg, which has a Mediterranean climate. marts, juni and december are usually the hardest months for outdoor plans.
What time zone is Johannesburg in?
Johannesburg observes Africa/Johannesburg (UTC+02:00). The local time is 10:03 AM.
How many people live in Johannesburg?
Johannesburg has a population of approximately 5.8 million.
What is the nearest airport og Johannesburg?
The closest airports are O. R. Tambo International Airport (JNB), 21 km away.
What places are in Johannesburg?
Johannesburg covers 1 places in this atlas, including O. R. Tambo International Airport.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 1, 2026 at 10:03 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
