City in Suður-Afríka

Johannesburg Veður Spá

Johannesburg weather: 26°C, heiðskýrt. Á klukkustund forecast, 14-day outlook, UV, air quality and the best time til visit.

☀️ 26°C now🕔 8:53 PM local📅 Best: janúar, febrúar, maí, júlí, ágúst, september, október and nóvember👥 5.8 million

Johannesburg weather in maí

20°
average high · low 8°C
★★★★☆
ranked #3 of 12 months

One of the best months til visit Johannesburg.

Average high20°C
Average low8°C
Mean14°C
Rigningfall15 mm

maí runs 3°C cooler than the annual average in Johannesburg.

Compare með apríl.

Veður map for Johannesburg

Animated model layers. Pick a layer til load it.

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Animated layers by Vindury. For pin-level detail and nearby places, see the interactive map below.

Loftslag in Johannesburg month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprjújúágsepoktnódesLine: average high · Bars: rainfall
MánuðurAvg highAvg lowRigningfallRating
janúar26°15°77 mm★★★★☆
febrúar26°16°92 mm★★★★☆
mars24°14°94 mm★★★★☆
apríl21°11°82 mm★★★★☆
maí20°8°15 mm★★★★☆
júní17°5°9 mm★★★★☆
júlí18°5°3 mm★★★★☆
ágúst21°8°24 mm★★★★☆
september24°11°30 mm★★★★☆
október25°12°44 mm★★★★☆
nóvember25°14°78 mm★★★★☆
desember26°15°113 mm★★★★☆

Loftslag type: Mediterranean. Heimild: Open-Meteo archive (ERA5).

Best time til visit Johannesburg

Go in janúar, febrúar, maí, júlí, ágúst, september, október and nóvember. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: mars, júní and desember - expect the least comfortable mix of heat, cold or rain.

janúar★★★★☆
febrúar★★★★☆
mars★★★★☆
apríl★★★★☆
maí★★★★☆
júní★★★★☆
júlí★★★★☆
ágúst★★★★☆
september★★★★☆
október★★★★☆
nóvember★★★★☆
desember★★★★☆

What til pack, what til skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • sun.glasses, a brimmed hat and SPF 30+
  • A packable rain shell - 3 of the next 7 days carry a real chance of rain
  • Hátt-factor sunscreen and a long-sleeve sun layer for midday
Worth avoiding
  • Avoid unshaded sightseeing between 10am and 4pm - the UV-vísitala peaks at 9.
  • If your dates are flexible, avoid mars, júní and desember - historically the least comfortable months here.

How Johannesburg compares með nearby places

Annual averages, and the difference against Johannesburg.

PlaceDistanceAvg tempvs hereAnnual rain
Botswana276 km21°C+5°C warmer477 mm
Kruger National Park431 km24°C+7°C warmer761 mm
Mozambique453 km23°C+7°C warmer961 mm

Sjá spá fyrir Johannesburg eftir tímabili

Johannesburg weather - more answers

Explore Johannesburg

Every topic we hold for this place, and the same topic for the places around it.

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Frequently asked questions

Where is Johannesburg?

Johannesburg is a city in Suður-Afríka. Its coordinates are -26.2041, 28.0473. It lies in Afríka.

What is the weather like in Johannesburg núna?

It is currently 26°C (79°F) með heiðskýrt. Raki is 18% and wind is 5 km/h.

When is the best time til visit Johannesburg?

janúar, febrúar, maí, júlí, ágúst, september, október and nóvember offer the most comfortable conditions in Johannesburg, which has a Mediterranean climate. mars, júní and desember 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 8:53 PM.

How many people live in Johannesburg?

Johannesburg has a population of approximately 5.8 million.

What is the nearest airport til 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 dataUSPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts.
Spá and observationsOpen-Meteo (ECMWF and national models).
Loftgæði and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Loftslag averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 október 28, 2026 at 8:53 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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