Climate averages 1991–2020
Itumbiara weather
in September.
A hot, fairly dry month: the warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Itumbiara: daytime highs average 33.1°C and nights cool to about 21.7°C. By daytime temperature it is the warmest month of the year.
Expect about 31 mm of rain on roughly 5 days, which makes September a fairly dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 59 min on an average September day.
The nearest other city in this atlas is Ituiutaba (67 km away). In September its highs average 32.1°C, 1.0°C cooler than Itumbiara, with 43 mm of rain.
Among the 448 cities listed in Brazil, Itumbiara ranks joint 46th of 448 for the warmest September highs and joint 101st of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Itumbiara is 5.6°C warmer than that mean.
From September to October, average highs fall by 0.3°C to 32.8°C, and monthly rainfall rises from 31 mm to 87 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
Itumbiara climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.7°C22.4°C | 22.4°C | 213 | 21.7 | 13.113 h |
| February | 29.8°C22.4°C | 22.4°C | 157 | 19.5 | 12.713 h |
| March | 29.6°C22.2°C | 22.2°C | 144 | 18.6 | 12.212 h |
| April | 29.6°C21.2°C | 21.2°C | 50 | 8.5 | 11.712 h |
| May | 28.6°C18.9°C | 18.9°C | 19 | 3.3 | 11.311 h |
| June | 28.3°C17.6°C | 17.6°C | 6.7 | 1.2 | 11.011 h |
| July | 28.7°C17.5°C | 17.5°C | 4.9 | 0.7 | 11.111 h |
| August | 31.0°C19.0°C | 19.0°C | 5.7 | 1.0 | 11.511 h |
| September, selected | 33.1°C21.7°C | 21.7°C | 31 | 4.9 | 12.012 h |
| October | 32.8°C22.8°C | 22.8°C | 87 | 12.6 | 12.513 h |
| November | 30.4°C22.3°C | 22.3°C | 156 | 19.1 | 13.013 h |
| December | 29.8°C22.4°C | 22.4°C | 204 | 22.6 | 13.213 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
- Ituiutaba in SeptemberBrazil · 67 kmHigh 32.1°C · Low 20.9°C · 43 mm rain
- Caldas Novas in SeptemberBrazil · 97 kmHigh 31.6°C · Low 19.8°C · 34 mm rain
- Araguari in SeptemberBrazil · 111 kmHigh 29.2°C · Low 17.6°C · 37 mm rain
- Uberlândia in SeptemberBrazil · 113 kmHigh 29.6°C · Low 18.4°C · 45 mm rain
- Catalão in SeptemberBrazil · 137 kmHigh 29.7°C · Low 18.6°C · 36 mm rain
- Aparecida de Goiânia in SeptemberBrazil · 177 kmHigh 31.4°C · Low 19.9°C · 30 mm rain
- Senador Canedo in SeptemberBrazil · 191 kmHigh 31.3°C · Low 20.2°C · 29 mm rain
- Goiânia in SeptemberBrazil · 194 kmHigh 31.9°C · Low 20.3°C · 30 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 Itumbiara) is explained once on the Itumbiara year overview and on the Sources, method and limits page.