Climate averages 1991–2020
Parys weather
in September.
A warm, fairly dry month: the 6th warmest and the 4th 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 Parys: daytime highs average 26.0°C and nights cool to about 10.4°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 19 mm of rain on roughly 3 days, which makes September a fairly dry month (the 4th 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 Sasolburg (37 km away). In September its highs average 25.3°C, 0.7°C cooler than Parys, with 20 mm of rain.
Among the 95 cities listed in South Africa, Parys ranks 23rd of 95 for the warmest September highs and joint 32nd of 95 for the driest September (rainfall, lowest first). The mean September high of those 95 cities is 24.3°C; Parys is 1.7°C warmer than that mean.
From September to October, average highs rise by 1.3°C to 27.3°C, and monthly rainfall rises from 19 mm to 72 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
Parys climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.6°C16.6°C | 16.6°C | 120 | 15.5 | 13.614 h |
| February | 27.1°C16.2°C | 16.2°C | 95 | 13.0 | 13.013 h |
| March | 25.8°C14.5°C | 14.5°C | 80 | 11.5 | 12.312 h |
| April | 23.3°C11.1°C | 11.1°C | 41 | 6.8 | 11.511 h |
| May | 20.8°C7.0°C | 7.0°C | 20 | 3.3 | 10.811 h |
| June | 18.1°C3.7°C | 3.7°C | 9.8 | 1.6 | 10.510 h |
| July | 18.3°C3.2°C | 3.2°C | 4.7 | 0.9 | 10.611 h |
| August | 21.7°C6.1°C | 6.1°C | 14 | 2.2 | 11.211 h |
| September, selected | 26.0°C10.4°C | 10.4°C | 19 | 3.4 | 11.912 h |
| October | 27.3°C13.1°C | 13.1°C | 72 | 10.2 | 12.713 h |
| November | 27.3°C14.4°C | 14.4°C | 94 | 12.6 | 13.413 h |
| December | 27.7°C16.1°C | 16.1°C | 129 | 16.6 | 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
- Sasolburg in SeptemberSouth Africa · 37 kmHigh 25.3°C · Low 9.8°C · 20 mm rain
- Potchefstroom in SeptemberSouth Africa · 41 kmHigh 26.5°C · Low 10.9°C · 16 mm rain
- Vanderbijlpark in SeptemberSouth Africa · 43 kmHigh 25.3°C · Low 9.8°C · 20 mm rain
- Vereeniging in SeptemberSouth Africa · 53 kmHigh 25.5°C · Low 10.0°C · 20 mm rain
- Evaton in SeptemberSouth Africa · 57 kmHigh 25.2°C · Low 10.0°C · 20 mm rain
- Carletonville in SeptemberSouth Africa · 61 kmHigh 25.1°C · Low 10.0°C · 20 mm rain
- Westonaria in SeptemberSouth Africa · 68 kmHigh 24.6°C · Low 9.7°C · 21 mm rain
- Stilfontein in SeptemberSouth Africa · 69 kmHigh 26.4°C · Low 10.2°C · 14 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 Parys) is explained once on the Parys year overview and on the Sources, method and limits page.