Climate averages 1991–2020
Manzini weather
in September.
A warm, fairly dry month: the joint 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 Manzini: daytime highs average 25.2°C and nights cool to about 12.5°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 36 mm of rain on roughly 6 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 Mbabane (32 km away). In September its highs average 23.1°C, 2.1°C cooler than Manzini, with 57 mm of rain.
Among the 2 cities listed in Eswatini, Manzini ranks 1st of 2 for the warmest September highs and 1st of 2 for the driest September (rainfall, lowest first). The mean September high of those 2 cities is 24.2°C; Manzini is 1.0°C warmer than that mean.
From September to October, average highs stay level at 25.2°C, and monthly rainfall rises from 36 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
Manzini climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.0°C18.5°C | 18.5°C | 131 | 15.0 | 13.614 h |
| February | 27.1°C18.6°C | 18.6°C | 107 | 12.4 | 13.013 h |
| March | 26.5°C17.5°C | 17.5°C | 93 | 10.9 | 12.312 h |
| April | 24.6°C14.7°C | 14.7°C | 49 | 6.8 | 11.511 h |
| May | 23.3°C11.3°C | 11.3°C | 24 | 3.5 | 10.811 h |
| June | 21.7°C8.5°C | 8.5°C | 11 | 2.2 | 10.511 h |
| July | 21.4°C8.1°C | 8.1°C | 14 | 2.1 | 10.611 h |
| August | 23.2°C9.8°C | 9.8°C | 22 | 3.8 | 11.211 h |
| September, selected | 25.2°C12.5°C | 12.5°C | 36 | 6.0 | 11.912 h |
| October | 25.2°C14.5°C | 14.5°C | 72 | 10.6 | 12.713 h |
| November | 26.0°C16.2°C | 16.2°C | 120 | 13.5 | 13.413 h |
| December | 26.9°C17.7°C | 17.7°C | 124 | 14.7 | 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
- Mbabane in SeptemberEswatini · 32 kmHigh 23.1°C · Low 11.0°C · 57 mm rain
- Piet Retief in SeptemberSouth Africa · 80 kmHigh 23.5°C · Low 10.1°C · 38 mm rain
- Mbombela in SeptemberSouth Africa · 121 kmHigh 26.3°C · Low 12.3°C · 34 mm rain
- Matola in SeptemberMozambique · 123 kmHigh 26.6°C · Low 17.8°C · 31 mm rain
- Ressano Garcia in SeptemberMozambique · 133 kmHigh 29.2°C · Low 17.2°C · 20 mm rain
- Maputo in SeptemberMozambique · 134 kmHigh 25.7°C · Low 17.9°C · 31 mm rain
- Ermelo in SeptemberSouth Africa · 139 kmHigh 23.2°C · Low 8.8°C · 26 mm rain
- Vryheid in SeptemberSouth Africa · 153 kmHigh 24.2°C · Low 10.1°C · 39 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 Manzini) is explained once on the Manzini year overview and on the Sources, method and limits page.