Climate averages 1991–2020
Xai-Xai weather
in December.
A hot, 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 hot month in Xai-Xai: daytime highs average 30.1°C and nights cool to about 22.8°C. By daytime temperature it is the warmest month of the year.
Expect about 111 mm of rain on roughly 11 days, which makes December a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 40 min on an average December day.
The nearest other city in this atlas is Chibuto (42 km away). In December its highs average 30.4°C, about as warm as Xai-Xai, with 104 mm of rain.
Among the 22 cities listed in Mozambique, Xai-Xai ranks 13th of 22 for the warmest December highs and joint 8th of 22 for the driest December (rainfall, lowest first). The mean December high of those 22 cities is 29.9°C; Xai-Xai is 0.2°C warmer than that mean.
From December to January, average highs fall by 0.3°C to 29.8°C, and monthly rainfall rises from 111 mm to 130 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
Xai-Xai climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.8°C23.6°C | 23.6°C | 130 | 13.8 | 13.514 h |
| February | 29.9°C23.7°C | 23.7°C | 84 | 11.6 | 13.013 h |
| March | 29.4°C22.9°C | 22.9°C | 74 | 12.0 | 12.312 h |
| April | 27.9°C21.0°C | 21.0°C | 44 | 9.3 | 11.512 h |
| May | 26.3°C18.6°C | 18.6°C | 28 | 6.1 | 10.911 h |
| June | 24.7°C16.7°C | 16.7°C | 20 | 4.8 | 10.611 h |
| July | 24.2°C16.2°C | 16.2°C | 18 | 4.6 | 10.711 h |
| August | 25.8°C17.1°C | 17.1°C | 15 | 3.4 | 11.211 h |
| September | 27.7°C18.8°C | 18.8°C | 25 | 4.4 | 11.912 h |
| October | 28.2°C20.2°C | 20.2°C | 37 | 6.5 | 12.713 h |
| November | 29.2°C21.6°C | 21.6°C | 73 | 9.6 | 13.313 h |
| December, selected | 30.1°C22.8°C | 22.8°C | 111 | 10.7 | 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
December in nearby cities
- Chibuto in DecemberMozambique · 42 kmHigh 30.4°C · Low 21.9°C · 104 mm rain
- Maputo in DecemberMozambique · 147 kmHigh 27.9°C · Low 21.9°C · 103 mm rain
- Matola in DecemberMozambique · 156 kmHigh 28.7°C · Low 21.8°C · 103 mm rain
- Ressano Garcia in DecemberMozambique · 171 kmHigh 31.0°C · Low 21.4°C · 101 mm rain
- Maxixe in DecemberMozambique · 217 kmHigh 28.9°C · Low 23.7°C · 111 mm rain
- Inhambane in DecemberMozambique · 220 kmHigh 28.2°C · Low 24.3°C · 104 mm rain
- Mbombela in DecemberSouth Africa · 273 kmHigh 27.7°C · Low 18.2°C · 151 mm rain
- Manzini in DecemberEswatini · 278 kmHigh 26.9°C · Low 17.7°C · 124 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 Xai-Xai) is explained once on the Xai-Xai year overview and on the Sources, method and limits page.