Climate averages 1991–2020
Palmas weather
in August.
A very hot, very dry month: the 2nd warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a very hot month in Palmas: daytime highs average 34.4°C and nights cool to about 22.2°C. By daytime temperature it is the 2nd warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical August (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 47 min on an average August day.
The nearest other city in this atlas is Gurupi (192 km away). In August its highs average 34.1°C, about as warm as Palmas, with almost no rain (under 1 mm).
Among the 448 cities listed in Brazil, Palmas ranks joint 3rd of 448 for the warmest August highs and joint 7th of 448 for the driest August (rainfall, lowest first). The mean August high of those 448 cities is 26.2°C; Palmas is 8.2°C warmer than that mean.
From August to September, average highs rise by 1.0°C to 35.4°C, and monthly rainfall rises from under 1 mm to 25 mm.
The annual picture
August 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
Palmas climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.8°C22.7°C | 22.7°C | 354 | 27.1 | 12.613 h |
| February | 29.9°C22.7°C | 22.7°C | 318 | 25.2 | 12.412 h |
| March | 29.9°C22.7°C | 22.7°C | 313 | 26.7 | 12.212 h |
| April | 30.4°C22.7°C | 22.7°C | 192 | 18.8 | 11.912 h |
| May | 31.6°C22.7°C | 22.7°C | 55 | 7.1 | 11.712 h |
| June | 32.4°C21.6°C | 21.6°C | 2.5 | 0.4 | 11.512 h |
| July | 32.8°C21.1°C | 21.1°C | 0.5 | 0.1 | 11.612 h |
| August, selected | 34.4°C22.2°C | 22.2°C | 0.9 | 0.3 | 11.812 h |
| September | 35.4°C24.1°C | 24.1°C | 25 | 3.5 | 12.012 h |
| October | 33.3°C24.0°C | 24.0°C | 129 | 15.5 | 12.312 h |
| November | 30.9°C23.2°C | 23.2°C | 248 | 21.6 | 12.613 h |
| December | 30.4°C23.0°C | 23.0°C | 297 | 25.0 | 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
August in nearby cities
- Gurupi in AugustBrazil · 192 kmHigh 34.1°C · Low 23.4°C · 0.5 mm rain
- Redenção in AugustBrazil · 303 kmHigh 34.3°C · Low 22.0°C · 4.7 mm rain
- Araguaína in AugustBrazil · 331 kmHigh 34.0°C · Low 21.3°C · 3.0 mm rain
- Luis Eduardo Magalhães in AugustBrazil · 350 kmHigh 29.5°C · Low 17.8°C · 0.5 mm rain
- Balsas in AugustBrazil · 386 kmHigh 33.9°C · Low 22.7°C · 0.9 mm rain
- Barreiras in AugustBrazil · 426 kmHigh 31.7°C · Low 19.6°C · 0.5 mm rain
- Parauapebas in AugustBrazil · 488 kmHigh 32.9°C · Low 23.3°C · 6.4 mm rain
- Imperatriz in AugustBrazil · 524 kmHigh 34.3°C · Low 23.7°C · 2.1 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 Palmas) is explained once on the Palmas year overview and on the Sources, method and limits page.