Climate averages 1991–2020
Mbabane weather
in December.
A warm, very wet month: the warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Mbabane: daytime highs average 24.5°C and nights cool to about 15.5°C. By daytime temperature it is the warmest month of the year.
Expect about 208 mm of rain on roughly 20 days, which makes December a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 45 min on an average December day.
The nearest other city in this atlas is Manzini (32 km away). In December its highs average 26.9°C, 2.4°C warmer than Mbabane, with 124 mm of rain.
Among the 2 cities listed in Eswatini, Mbabane ranks 2nd of 2 for the warmest December highs and 2nd of 2 for the driest December (rainfall, lowest first). The mean December high of those 2 cities is 25.7°C; Mbabane is 1.2°C cooler than that mean.
From December to January, average highs fall by 0.1°C to 24.4°C, and monthly rainfall rises from 208 mm to 216 mm.
The annual picture
December 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
Mbabane climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.4°C16.2°C | 16.2°C | 216 | 19.7 | 13.614 h |
| February | 24.4°C16.2°C | 16.2°C | 177 | 16.7 | 13.013 h |
| March | 23.6°C15.0°C | 15.0°C | 159 | 16.8 | 12.312 h |
| April | 21.8°C12.6°C | 12.6°C | 78 | 11.3 | 11.511 h |
| May | 20.4°C9.5°C | 9.5°C | 32 | 5.5 | 10.811 h |
| June | 18.7°C7.0°C | 7.0°C | 18 | 3.5 | 10.511 h |
| July | 18.5°C6.5°C | 6.5°C | 18 | 3.9 | 10.711 h |
| August | 20.8°C8.4°C | 8.4°C | 32 | 5.5 | 11.211 h |
| September | 23.1°C11.0°C | 11.0°C | 57 | 9.0 | 11.912 h |
| October | 23.0°C12.5°C | 12.5°C | 112 | 15.6 | 12.713 h |
| November | 23.7°C14.0°C | 14.0°C | 171 | 18.6 | 13.413 h |
| December, selected | 24.5°C15.5°C | 15.5°C | 208 | 19.9 | 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
December in nearby cities
- Manzini in DecemberEswatini · 32 kmHigh 26.9°C · Low 17.7°C · 124 mm rain
- Piet Retief in DecemberSouth Africa · 83 kmHigh 24.9°C · Low 14.8°C · 155 mm rain
- Mbombela in DecemberSouth Africa · 95 kmHigh 27.7°C · Low 18.2°C · 151 mm rain
- Ermelo in DecemberSouth Africa · 117 kmHigh 23.3°C · Low 13.4°C · 163 mm rain
- Ressano Garcia in DecemberMozambique · 130 kmHigh 31.0°C · Low 21.4°C · 101 mm rain
- Matola in DecemberMozambique · 138 kmHigh 28.7°C · Low 21.8°C · 103 mm rain
- Maputo in DecemberMozambique · 150 kmHigh 27.9°C · Low 21.9°C · 103 mm rain
- Vryheid in DecemberSouth Africa · 165 kmHigh 25.5°C · Low 15.0°C · 158 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 Mbabane) is explained once on the Mbabane year overview and on the Sources, method and limits page.