Climate averages 1991–2020
Mbanza Kongo weather
in September.
A warm, very dry month: the joint 9th 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 Mbanza Kongo: daytime highs average 27.9°C and nights cool to about 18.9°C. By daytime temperature it is the joint 9th warmest of the 12 months.
Expect about 11 mm of rain on roughly 3 days, which makes September a very dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 04 min on an average September day.
The nearest other city in this atlas is Kimpese (81 km away). In September its highs average 29.3°C, 1.4°C warmer than Mbanza Kongo, with 11 mm of rain.
Among the 47 cities listed in Angola, Mbanza Kongo ranks 34th of 47 for the warmest September highs and 25th of 47 for the driest September (rainfall, lowest first). The mean September high of those 47 cities is 29.0°C; Mbanza Kongo is 1.1°C cooler than that mean.
From September to October, average highs rise by 0.7°C to 28.6°C, and monthly rainfall rises from 11 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
Mbanza Kongo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.3°C20.7°C | 20.7°C | 154 | 21.6 | 12.412 h |
| February | 29.0°C21.1°C | 21.1°C | 127 | 18.0 | 12.312 h |
| March | 29.3°C21.3°C | 21.3°C | 152 | 20.4 | 12.112 h |
| April | 28.6°C21.2°C | 21.2°C | 229 | 24.4 | 12.012 h |
| May | 28.2°C20.8°C | 20.8°C | 90 | 14.5 | 11.812 h |
| June | 27.9°C18.3°C | 18.3°C | 2.1 | 0.5 | 11.812 h |
| July | 27.8°C16.8°C | 16.8°C | 0.4 | 0.1 | 11.812 h |
| August | 27.3°C17.5°C | 17.5°C | 3.0 | 0.8 | 11.912 h |
| September, selected | 27.9°C18.9°C | 18.9°C | 11 | 3.4 | 12.112 h |
| October | 28.6°C20.5°C | 20.5°C | 91 | 15.0 | 12.212 h |
| November | 28.3°C20.8°C | 20.8°C | 207 | 24.2 | 12.412 h |
| December | 28.0°C20.6°C | 20.6°C | 201 | 24.4 | 12.512 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
- Kimpese in SeptemberDemocratic Republic of the Congo · 81 kmHigh 29.3°C · Low 20.4°C · 11 mm rain
- Matadi in SeptemberDemocratic Republic of the Congo · 98 kmHigh 27.7°C · Low 20.3°C · 12 mm rain
- Mbanza-Ngungu in SeptemberDemocratic Republic of the Congo · 131 kmHigh 27.9°C · Low 18.5°C · 18 mm rain
- Boma in SeptemberDemocratic Republic of the Congo · 139 kmHigh 28.2°C · Low 20.8°C · 12 mm rain
- Inkisi in SeptemberDemocratic Republic of the Congo · 155 kmHigh 29.7°C · Low 20.4°C · 21 mm rain
- Uíge in SeptemberAngola · 175 kmHigh 27.8°C · Low 17.8°C · 58 mm rain
- Negage in SeptemberAngola · 201 kmHigh 26.4°C · Low 16.1°C · 108 mm rain
- Soyo in SeptemberAngola · 207 kmHigh 24.4°C · Low 22.1°C · 2.1 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 Mbanza Kongo) is explained once on the Mbanza Kongo year overview and on the Sources, method and limits page.