Climate averages 1991–2020
Carletonville weather
in January.
A warm, wet month: the joint 3rd warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a warm month in Carletonville: daytime highs average 26.1°C and nights cool to about 15.9°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 127 mm of rain on roughly 17 days, which makes January a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 35 min on an average January day.
The nearest other city in this atlas is Westonaria (25 km away). In January its highs average 25.5°C, 0.6°C cooler than Carletonville, with 132 mm of rain.
Among the 95 cities listed in South Africa, Carletonville ranks joint 54th of 95 for the warmest January highs and joint 64th of 95 for the driest January (rainfall, lowest first). The mean January high of those 95 cities is 27.0°C; Carletonville is 0.8°C cooler than that mean.
From January to February, average highs fall by 0.4°C to 25.8°C, and monthly rainfall falls from 127 mm to 119 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Carletonville climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 26.1°C15.9°C | 15.9°C | 127 | 16.5 | 13.614 h |
| February | 25.8°C15.6°C | 15.6°C | 119 | 13.6 | 13.013 h |
| March | 24.5°C14.0°C | 14.0°C | 86 | 11.9 | 12.312 h |
| April | 22.1°C10.7°C | 10.7°C | 42 | 7.2 | 11.511 h |
| May | 19.9°C7.0°C | 7.0°C | 18 | 2.8 | 10.811 h |
| June | 17.4°C3.7°C | 3.7°C | 8.3 | 1.5 | 10.511 h |
| July | 17.6°C3.0°C | 3.0°C | 3.5 | 0.8 | 10.711 h |
| August | 20.8°C6.0°C | 6.0°C | 9.7 | 1.7 | 11.211 h |
| September | 25.1°C10.0°C | 10.0°C | 20 | 3.1 | 11.912 h |
| October | 26.3°C12.7°C | 12.7°C | 68 | 10.0 | 12.713 h |
| November | 26.1°C14.0°C | 14.0°C | 95 | 13.2 | 13.413 h |
| December | 26.2°C15.5°C | 15.5°C | 136 | 17.9 | 13.814 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Westonaria in JanuarySouth Africa · 25 kmHigh 25.5°C · Low 15.5°C · 132 mm rain
- Randfontein in JanuarySouth Africa · 36 kmHigh 24.7°C · Low 14.8°C · 132 mm rain
- Soweto in JanuarySouth Africa · 47 kmHigh 25.0°C · Low 14.9°C · 132 mm rain
- Krugersdorp in JanuarySouth Africa · 49 kmHigh 24.7°C · Low 14.6°C · 116 mm rain
- Evaton in JanuarySouth Africa · 49 kmHigh 26.1°C · Low 15.8°C · 133 mm rain
- Potchefstroom in JanuarySouth Africa · 49 kmHigh 28.2°C · Low 17.2°C · 109 mm rain
- Roodepoort in JanuarySouth Africa · 52 kmHigh 24.5°C · Low 14.3°C · 132 mm rain
- Vanderbijlpark in JanuarySouth Africa · 59 kmHigh 26.3°C · Low 15.8°C · 132 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Carletonville) is explained once on the Carletonville year overview and on the Sources, method and limits page.