Climate averages 1991–2020
Guanambi weather
in September.
A hot, very dry month: the joint 2nd warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Guanambi: daytime highs average 31.2°C and nights cool to about 19.1°C. By daytime temperature it is the joint 2nd warmest of the 12 months.
Expect about 4.3 mm of rain on roughly 1 day, which makes September a very dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 01 min on an average September day.
The nearest other city in this atlas is Brumado (120 km away). In September its highs average 30.5°C, 0.8°C cooler than Guanambi, with 7.6 mm of rain.
Among the 448 cities listed in Brazil, Guanambi ranks joint 88th of 448 for the warmest September highs and 33rd of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Guanambi is 3.7°C warmer than that mean.
From September to October, average highs rise by 1.1°C to 32.3°C, and monthly rainfall rises from 4.3 mm to 35 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
Guanambi climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.7°C21.5°C | 21.5°C | 82 | 9.4 | 12.913 h |
| February | 31.2°C21.8°C | 21.8°C | 54 | 6.7 | 12.613 h |
| March | 30.9°C21.8°C | 21.8°C | 73 | 8.9 | 12.212 h |
| April | 30.4°C21.3°C | 21.3°C | 25 | 3.8 | 11.812 h |
| May | 29.5°C20.1°C | 20.1°C | 4.6 | 1.0 | 11.511 h |
| June | 28.2°C18.6°C | 18.6°C | 1.2 | 0.3 | 11.311 h |
| July | 27.7°C17.7°C | 17.7°C | 0.2 | 0.0 | 11.411 h |
| August | 28.9°C17.9°C | 17.9°C | 0.2 | 0.0 | 11.612 h |
| September, selected | 31.2°C19.1°C | 19.1°C | 4.3 | 1.0 | 12.012 h |
| October | 32.3°C20.7°C | 20.7°C | 35 | 4.4 | 12.412 h |
| November | 30.6°C21.2°C | 21.2°C | 97 | 11.1 | 12.813 h |
| December | 30.5°C21.4°C | 21.4°C | 104 | 11.7 | 12.913 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
- Brumado in SeptemberBrazil · 120 kmHigh 30.5°C · Low 19.2°C · 7.6 mm rain
- Janaúba in SeptemberBrazil · 185 kmHigh 32.1°C · Low 19.6°C · 7.5 mm rain
- Vitória da Conquista in SeptemberBrazil · 221 kmHigh 25.6°C · Low 15.6°C · 13 mm rain
- Jequié in SeptemberBrazil · 294 kmHigh 27.9°C · Low 19.2°C · 38 mm rain
- Itapetinga in SeptemberBrazil · 295 kmHigh 27.4°C · Low 18.7°C · 29 mm rain
- Montes Claros in SeptemberBrazil · 302 kmHigh 30.3°C · Low 18.6°C · 12 mm rain
- Barreiras in SeptemberBrazil · 332 kmHigh 33.8°C · Low 21.6°C · 8.2 mm rain
- Irecê in SeptemberBrazil · 340 kmHigh 30.0°C · Low 18.3°C · 2.2 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 Guanambi) is explained once on the Guanambi year overview and on the Sources, method and limits page.