Benoni weather by month
Warmest month
January
28°C average high
Coolest month
July
4°C average low
Wettest month
December
67 mm of rain
Driest month
June
7 mm of rain
Average temperature and rainfall in Benoni by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 28°C | 15°C | -6°C / 34°C | 60 mm | 65% | 10 km/h |
| February | 27°C | 15°C | -1°C / 35°C | 60 mm | 67% | 10 km/h |
| March | 25°C | 14°C | 10°C / 32°C | 52 mm | 65% | 10 km/h |
| April | 23°C | 11°C | 5°C / 28°C | 43 mm | 63% | 9 km/h |
| May | 22°C | 9°C | 3°C / 27°C | 7 mm | 56% | 8 km/h |
| June | 19°C | 5°C | -5°C / 27°C | 7 mm | 54% | 8 km/h |
| July | 19°C | 4°C | -5°C / 22°C | 7 mm | 52% | 8 km/h |
| August | 22°C | 8°C | -5°C / 27°C | 7 mm | 49% | 8 km/h |
| September | 26°C | 11°C | 2°C / 32°C | 14 mm | 50% | 11 km/h |
| October | 27°C | 13°C | 1°C / 33°C | 30 mm | 51% | 11 km/h |
| November | 26°C | 13°C | 8°C / 33°C | 50 mm | 62% | 13 km/h |
| December | 25°C | 14°C | 6°C / 35°C | 67 mm | 69% | 11 km/h |
Frost and snow-likely months in Benoni
No month in Benoni averages a night of 2°C or below. The coldest month is July with an average low of 4°C and a record low of -5°C, so frost is rare and snow is very unlikely.
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Benoni
The most comfortable time to visit Benoni is generally May and August to September, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around December, totalling about 406 mm a year.
Travellers who prefer heat should aim for January, when highs average 28°C. December is the month to avoid if rain would spoil your plans — it averages 67 mm, roughly 9× the rainfall of the driest month (June).
Benoni climate: your questions
Does it snow in Benoni?
No: the coldest month in Benoni is July with an average low of 4°C and a record low of -5°C, so snow is very unlikely. What is falling now: Benoni weather today.
Will it snow in Benoni this winter?
Benoni's winter months average lows of 5°C in June, 4°C in July and 8°C in August, with about 22 mm of precipitation across the three; 0 of them sit at or below 0°C, so snow is unlikely. The records hold no snowfall totals. The next 15 days: Benoni 10-day forecast.
When is the best time to visit Benoni?
May and August to September are the most comfortable months in Benoni, with highs near 23°C. January is the warmest month, averaging 28°C by day; December is the wettest, with 67 mm; and July is the coolest, with lows near 4°C. What it is doing today: Benoni weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Benoni forecast for what is happening now.
Weather across South Africa right now
- Benoni17°C
- Bethelsdorp17°C
- Bloemfontein15°C
- Boksburg17°C
- Cape Town16°C
- Centurion19°C
- Durban22°C
- East London19°C
- George15°C
- Germiston17°C
- Gqeberha17°C
- Johannesburg16°C
- Katlehong17°C
- Kempton Park17°C
- Khayelitsha15°C
- Kimberley17°C
- Klerksdorp22°C
- Kroonstad20°C
- Krugersdorp16°C
- Mitchells Plain15°C
- Newcastle20°C
- Nqutu20°C
- Pietermaritzburg17°C
- Pinetown20°C
- Potchefstroom21°C
- Pretoria21°C
- Randburg17°C
- Roodepoort16°C
- Rustenburg24°C
- Sandton17°C
- Soweto16°C
- Zebediela25°C
