Climate averages 1991–2020
Standerton weather
in September.
A warm, fairly dry month: the 6th warmest and the 5th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Standerton: daytime highs average 24.4°C and nights cool to about 8.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 23 mm of rain on roughly 4 days, which makes September a fairly dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 55 min on an average September day.
The nearest other city in this atlas is eMbalenhle (48 km away). In September its highs average 24.7°C, about as warm as Standerton, with 24 mm of rain.
Among the 95 cities listed in South Africa, Standerton ranks joint 54th of 95 for the warmest September highs and joint 51st of 95 for the driest September (rainfall, lowest first). The mean September high of those 95 cities is 24.3°C; Standerton is 0.1°C warmer than that mean.
From September to October, average highs rise by 0.5°C to 24.9°C, and monthly rainfall rises from 23 mm to 91 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
Standerton climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.9°C14.6°C | 14.6°C | 124 | 16.2 | 13.614 h |
| February | 25.0°C14.4°C | 14.4°C | 91 | 12.5 | 13.013 h |
| March | 23.9°C12.9°C | 12.9°C | 81 | 10.8 | 12.312 h |
| April | 21.6°C9.8°C | 9.8°C | 40 | 6.7 | 11.511 h |
| May | 19.5°C6.0°C | 6.0°C | 15 | 2.5 | 10.811 h |
| June | 17.0°C2.7°C | 2.7°C | 7.9 | 1.2 | 10.510 h |
| July | 17.1°C2.2°C | 2.2°C | 6.6 | 0.9 | 10.611 h |
| August | 20.4°C5.0°C | 5.0°C | 13 | 2.2 | 11.211 h |
| September, selected | 24.4°C8.9°C | 8.9°C | 23 | 3.9 | 11.912 h |
| October | 24.9°C11.2°C | 11.2°C | 91 | 10.5 | 12.713 h |
| November | 24.5°C12.5°C | 12.5°C | 114 | 14.8 | 13.413 h |
| December | 24.9°C14.0°C | 14.0°C | 150 | 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
September in nearby cities
- eMbalenhle in SeptemberSouth Africa · 48 kmHigh 24.7°C · Low 9.5°C · 24 mm rain
- Bethal in SeptemberSouth Africa · 57 kmHigh 23.9°C · Low 8.9°C · 23 mm rain
- Ermelo in SeptemberSouth Africa · 86 kmHigh 23.2°C · Low 8.8°C · 26 mm rain
- Nigel in SeptemberSouth Africa · 94 kmHigh 24.8°C · Low 9.6°C · 23 mm rain
- Heidelberg, South Africa in SeptemberSouth Africa · 100 kmHigh 25.1°C · Low 9.8°C · 22 mm rain
- Delmas in SeptemberSouth Africa · 104 kmHigh 24.9°C · Low 9.6°C · 24 mm rain
- Newcastle, South Africa in SeptemberSouth Africa · 114 kmHigh 24.7°C · Low 9.7°C · 40 mm rain
- Brakpan in SeptemberSouth Africa · 116 kmHigh 24.5°C · Low 9.3°C · 23 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 Standerton) is explained once on the Standerton year overview and on the Sources, method and limits page.