Climate averages 1991–2020
Itabaiana weather
in September.
A warm, moderately wet month: the 9th warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Itabaiana: daytime highs average 26.9°C and nights cool to about 19.9°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 43 mm of rain on roughly 14 days, which makes September a moderately wet 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 Lagarto (36 km away). In September its highs average 27.2°C, about as warm as Itabaiana, with 44 mm of rain.
Among the 448 cities listed in Brazil, Itabaiana ranks joint 249th of 448 for the warmest September highs and joint 146th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Itabaiana is 0.6°C cooler than that mean.
From September to October, average highs rise by 2.0°C to 28.9°C, and monthly rainfall falls from 43 mm to 32 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
Itabaiana climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.0°C22.6°C | 22.6°C | 52 | 12.7 | 12.713 h |
| February | 30.8°C22.8°C | 22.8°C | 53 | 13.1 | 12.512 h |
| March | 30.8°C22.9°C | 22.9°C | 55 | 14.6 | 12.212 h |
| April | 29.6°C22.4°C | 22.4°C | 68 | 15.5 | 11.912 h |
| May | 27.8°C21.6°C | 21.6°C | 83 | 19.3 | 11.612 h |
| June | 26.2°C20.5°C | 20.5°C | 86 | 20.6 | 11.512 h |
| July | 25.3°C19.6°C | 19.6°C | 74 | 21.1 | 11.612 h |
| August | 25.5°C19.2°C | 19.2°C | 63 | 19.4 | 11.812 h |
| September, selected | 26.9°C19.9°C | 19.9°C | 43 | 14.3 | 12.012 h |
| October | 28.9°C21.0°C | 21.0°C | 32 | 10.0 | 12.312 h |
| November | 30.4°C21.9°C | 21.9°C | 32 | 8.7 | 12.613 h |
| December | 31.2°C22.5°C | 22.5°C | 32 | 8.5 | 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
- Lagarto in SeptemberBrazil · 36 kmHigh 27.2°C · Low 20.0°C · 44 mm rain
- São Cristóvão in SeptemberBrazil · 44 kmHigh 26.0°C · Low 22.3°C · 64 mm rain
- Aracaju in SeptemberBrazil · 46 kmHigh 26.2°C · Low 22.5°C · 67 mm rain
- Arapiraca in SeptemberBrazil · 133 kmHigh 27.4°C · Low 19.9°C · 29 mm rain
- Paulo Afonso in SeptemberBrazil · 166 kmHigh 30.4°C · Low 20.0°C · 10 mm rain
- Alagoinhas in SeptemberBrazil · 194 kmHigh 27.9°C · Low 19.9°C · 37 mm rain
- Serrinha in SeptemberBrazil · 204 kmHigh 28.5°C · Low 18.8°C · 21 mm rain
- Maceió in SeptemberBrazil · 217 kmHigh 26.4°C · Low 22.6°C · 68 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 Itabaiana) is explained once on the Itabaiana year overview and on the Sources, method and limits page.