Climate averages 1991–2020
Unaí weather
in September.
A hot, fairly dry month: the 2nd 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 Unaí: daytime highs average 31.4°C and nights cool to about 19.2°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 24 mm of rain on roughly 3 days, which makes September a fairly dry month (the 5th 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 Paracatu (96 km away). In September its highs average 30.6°C, 0.9°C cooler than Unaí, with 29 mm of rain.
Among the 448 cities listed in Brazil, Unaí ranks joint 84th of 448 for the warmest September highs and joint 70th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Unaí is 3.9°C warmer than that mean.
From September to October, average highs rise by 0.2°C to 31.6°C, and monthly rainfall rises from 24 mm to 92 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
Unaí climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.1°C20.7°C | 20.7°C | 196 | 19.2 | 13.013 h |
| February | 29.3°C20.8°C | 20.8°C | 140 | 16.0 | 12.613 h |
| March | 28.7°C20.6°C | 20.6°C | 171 | 18.0 | 12.212 h |
| April | 28.4°C19.8°C | 19.8°C | 60 | 9.6 | 11.712 h |
| May | 27.7°C17.9°C | 17.9°C | 14 | 2.9 | 11.411 h |
| June | 27.1°C16.4°C | 16.4°C | 3.2 | 0.3 | 11.211 h |
| July | 27.2°C15.7°C | 15.7°C | 0.3 | 0.0 | 11.211 h |
| August | 29.1°C16.7°C | 16.7°C | 3.6 | 0.9 | 11.612 h |
| September, selected | 31.4°C19.2°C | 19.2°C | 24 | 3.4 | 12.012 h |
| October | 31.6°C20.9°C | 20.9°C | 92 | 10.2 | 12.512 h |
| November | 29.1°C20.7°C | 20.7°C | 193 | 20.0 | 12.913 h |
| December | 29.0°C20.8°C | 20.8°C | 221 | 21.1 | 13.113 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
- Paracatu in SeptemberBrazil · 96 kmHigh 30.6°C · Low 18.9°C · 29 mm rain
- Formosa, Brazil in SeptemberBrazil · 102 kmHigh 30.3°C · Low 19.2°C · 23 mm rain
- São Sebastião (Federal District), Brazil in SeptemberBrazil · 106 kmHigh 29.2°C · Low 17.6°C · 28 mm rain
- Luziânia in SeptemberBrazil · 112 kmHigh 30.3°C · Low 18.6°C · 28 mm rain
- Cidade Ocidental in SeptemberBrazil · 113 kmHigh 30.2°C · Low 18.5°C · 35 mm rain
- Planaltina (Federal District), Brazil in SeptemberBrazil · 114 kmHigh 29.8°C · Low 19.0°C · 25 mm rain
- Valparaíso de Goiás in SeptemberBrazil · 119 kmHigh 29.4°C · Low 17.9°C · 35 mm rain
- Santa Maria, Brazil in SeptemberBrazil · 125 kmHigh 28.7°C · Low 17.7°C · 35 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 Unaí) is explained once on the Unaí year overview and on the Sources, method and limits page.