Climate averages 1991–2020
Hammanskraal weather
in September.
A hot, fairly dry month: the 6th warmest and the joint 4th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Hammanskraal: daytime highs average 28.2°C and nights cool to about 12.7°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 15 mm of rain on roughly 2 days, which makes September a fairly dry month (the joint 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 56 min on an average September day.
The nearest other city in this atlas is Soshanguve (20 km away). In September its highs average 27.6°C, 0.5°C cooler than Hammanskraal, with 15 mm of rain.
Among the 95 cities listed in South Africa, Hammanskraal ranks joint 3rd of 95 for the warmest September highs and joint 20th of 95 for the driest September (rainfall, lowest first). The mean September high of those 95 cities is 24.3°C; Hammanskraal is 3.9°C warmer than that mean.
From September to October, average highs rise by 1.1°C to 29.2°C, and monthly rainfall rises from 15 mm to 57 mm.
The annual picture
September 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
Hammanskraal climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.3°C18.5°C | 18.5°C | 98 | 14.5 | 13.514 h |
| February | 29.3°C18.4°C | 18.4°C | 83 | 11.0 | 13.013 h |
| March | 27.8°C16.8°C | 16.8°C | 77 | 9.4 | 12.312 h |
| April | 25.3°C13.5°C | 13.5°C | 35 | 5.6 | 11.512 h |
| May | 23.1°C9.5°C | 9.5°C | 15 | 2.3 | 10.911 h |
| June | 20.4°C6.2°C | 6.2°C | 6.2 | 1.0 | 10.611 h |
| July | 20.6°C5.7°C | 5.7°C | 2.7 | 0.6 | 10.711 h |
| August | 24.0°C8.5°C | 8.5°C | 5.4 | 1.1 | 11.211 h |
| September, selected | 28.2°C12.7°C | 12.7°C | 15 | 2.0 | 11.912 h |
| October | 29.2°C15.2°C | 15.2°C | 57 | 8.1 | 12.713 h |
| November | 28.8°C16.5°C | 16.5°C | 85 | 11.8 | 13.313 h |
| December | 29.0°C17.9°C | 17.9°C | 104 | 14.4 | 13.714 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
September in nearby cities
- Soshanguve in SeptemberSouth Africa · 20 kmHigh 27.6°C · Low 12.5°C · 15 mm rain
- Ga-Rankuwa in SeptemberSouth Africa · 37 kmHigh 27.1°C · Low 11.8°C · 15 mm rain
- Pretoria in SeptemberSouth Africa · 39 kmHigh 26.6°C · Low 11.5°C · 17 mm rain
- Centurion in SeptemberSouth Africa · 51 kmHigh 25.8°C · Low 10.8°C · 17 mm rain
- Somaroboro in SeptemberSouth Africa · 55 kmHigh 26.5°C · Low 11.3°C · 14 mm rain
- Brits in SeptemberSouth Africa · 57 kmHigh 27.8°C · Low 12.7°C · 16 mm rain
- Bela Bela in SeptemberSouth Africa · 58 kmHigh 28.3°C · Low 12.9°C · 13 mm rain
- Midrand in SeptemberSouth Africa · 65 kmHigh 24.4°C · Low 9.4°C · 19 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 Hammanskraal) is explained once on the Hammanskraal year overview and on the Sources, method and limits page.