Climate averages 1991–2020
Porto Amboim weather
in September.
A warm, very dry month: the 10th 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 Porto Amboim: daytime highs average 23.6°C and nights cool to about 20.3°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 1.5 mm of rain on fewer than one day, which makes September a very dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average September day.
The nearest other city in this atlas is Sumbe (53 km away). In September its highs average 25.6°C, 1.9°C warmer than Porto Amboim, with 1.2 mm of rain.
Among the 47 cities listed in Angola, Porto Amboim ranks joint 46th of 47 for the warmest September highs and 5th of 47 for the driest September (rainfall, lowest first). The mean September high of those 47 cities is 29.0°C; Porto Amboim is 5.3°C cooler than that mean.
From September to October, average highs rise by 1.7°C to 25.3°C, and monthly rainfall rises from 1.5 mm to 10 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
Porto Amboim climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.4°C24.3°C | 24.3°C | 27 | 4.5 | 12.713 h |
| February | 28.3°C25.0°C | 25.0°C | 35 | 5.6 | 12.512 h |
| March | 28.4°C25.4°C | 25.4°C | 107 | 10.8 | 12.212 h |
| April | 28.1°C25.3°C | 25.3°C | 61 | 7.5 | 11.912 h |
| May | 27.3°C24.0°C | 24.0°C | 1.9 | 0.2 | 11.612 h |
| June | 24.6°C21.2°C | 21.2°C | 0.4 | 0.0 | 11.512 h |
| July | 22.8°C19.5°C | 19.5°C | 0.2 | 0.0 | 11.612 h |
| August | 22.6°C19.0°C | 19.0°C | 0.3 | 0.1 | 11.812 h |
| September, selected | 23.6°C20.3°C | 20.3°C | 1.5 | 0.4 | 12.012 h |
| October | 25.3°C22.5°C | 22.5°C | 10 | 2.5 | 12.312 h |
| November | 26.7°C24.1°C | 24.1°C | 24 | 5.0 | 12.613 h |
| December | 27.1°C24.2°C | 24.2°C | 30 | 4.5 | 12.713 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
- Sumbe in SeptemberAngola · 53 kmHigh 25.6°C · Low 20.4°C · 1.2 mm rain
- Gabela in SeptemberAngola · 68 kmHigh 26.3°C · Low 16.2°C · 34 mm rain
- Cela in SeptemberAngola · 167 kmHigh 30.3°C · Low 16.2°C · 36 mm rain
- Calumbo in SeptemberAngola · 180 kmHigh 31.0°C · Low 20.7°C · 5.5 mm rain
- Lobito in SeptemberAngola · 183 kmHigh 25.8°C · Low 19.8°C · 0.6 mm rain
- Zango in SeptemberAngola · 196 kmHigh 30.1°C · Low 20.2°C · 6.0 mm rain
- Bocoio in SeptemberAngola · 197 kmHigh 29.2°C · Low 15.8°C · 27 mm rain
- Vila Flor in SeptemberAngola · 201 kmHigh 29.3°C · Low 20.3°C · 4.4 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 Porto Amboim) is explained once on the Porto Amboim year overview and on the Sources, method and limits page.