Climate averages 1991–2020
Itabuna weather
in September.
A warm, moderately wet month: the 9th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Itabuna: daytime highs average 26.1°C and nights cool to about 19.5°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 53 mm of rain on roughly 15 days, which makes September a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average September day.
The nearest other city in this atlas is Ilhéus (27 km away). In September its highs average 26.0°C, about as warm as Itabuna, with 61 mm of rain.
Among the 448 cities listed in Brazil, Itabuna ranks joint 288th of 448 for the warmest September highs and joint 182nd of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Itabuna is 1.4°C cooler than that mean.
From September to October, average highs rise by 1.2°C to 27.3°C, and monthly rainfall rises from 53 mm to 76 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
Itabuna climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C22.4°C | 22.4°C | 100 | 20.7 | 12.913 h |
| February | 29.1°C22.5°C | 22.5°C | 83 | 20.5 | 12.613 h |
| March | 29.0°C22.6°C | 22.6°C | 114 | 22.7 | 12.212 h |
| April | 28.0°C22.1°C | 22.1°C | 99 | 21.8 | 11.812 h |
| May | 26.6°C20.8°C | 20.8°C | 67 | 16.4 | 11.411 h |
| June | 25.4°C19.6°C | 19.6°C | 60 | 17.1 | 11.311 h |
| July | 24.7°C18.7°C | 18.7°C | 66 | 18.1 | 11.311 h |
| August | 24.9°C18.5°C | 18.5°C | 52 | 16.3 | 11.612 h |
| September, selected | 26.1°C19.5°C | 19.5°C | 53 | 14.8 | 12.012 h |
| October | 27.3°C20.8°C | 20.8°C | 76 | 16.9 | 12.412 h |
| November | 27.8°C21.6°C | 21.6°C | 132 | 19.2 | 12.813 h |
| December | 28.6°C22.3°C | 22.3°C | 120 | 19.1 | 13.013 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
- Ilhéus in SeptemberBrazil · 27 kmHigh 26.0°C · Low 20.9°C · 61 mm rain
- Itapetinga in SeptemberBrazil · 116 kmHigh 27.4°C · Low 18.7°C · 29 mm rain
- Jequié in SeptemberBrazil · 135 kmHigh 27.9°C · Low 19.2°C · 38 mm rain
- Valença (Bahia), Brazil in SeptemberBrazil · 159 kmHigh 26.2°C · Low 20.9°C · 87 mm rain
- Vitória da Conquista in SeptemberBrazil · 168 kmHigh 25.6°C · Low 15.6°C · 13 mm rain
- Eunápolis in SeptemberBrazil · 180 kmHigh 26.9°C · Low 18.9°C · 39 mm rain
- Porto Seguro in SeptemberBrazil · 186 kmHigh 26.2°C · Low 21.2°C · 51 mm rain
- Santo Antônio de Jesus in SeptemberBrazil · 202 kmHigh 26.0°C · Low 19.0°C · 58 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 Itabuna) is explained once on the Itabuna year overview and on the Sources, method and limits page.