Climate averages 1991–2020
Balsas weather
in August.
A hot, very dry month: the 3rd warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Balsas: daytime highs average 33.9°C and nights cool to about 22.7°C. By daytime temperature it is the 3rd warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical August (the driest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 52 min on an average August day.
The nearest other city in this atlas is Grajaú (191 km away). In August its highs average 33.7°C, about as warm as Balsas, with 1.9 mm of rain.
Among the 448 cities listed in Brazil, Balsas ranks joint 13th 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; Balsas is 7.7°C warmer than that mean.
From August to September, average highs rise by 1.2°C to 35.1°C, and monthly rainfall rises from under 1 mm to 8.6 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
Balsas climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.5°C22.2°C | 22.2°C | 204 | 24.6 | 12.513 h |
| February | 29.6°C22.2°C | 22.2°C | 183 | 22.3 | 12.312 h |
| March | 29.6°C22.2°C | 22.2°C | 178 | 23.4 | 12.112 h |
| April | 29.9°C22.3°C | 22.3°C | 110 | 15.5 | 11.912 h |
| May | 30.9°C22.4°C | 22.4°C | 40 | 6.7 | 11.812 h |
| June | 31.9°C22.2°C | 22.2°C | 2.3 | 0.5 | 11.712 h |
| July | 32.4°C22.0°C | 22.0°C | 1.3 | 0.2 | 11.712 h |
| August, selected | 33.9°C22.7°C | 22.7°C | 0.9 | 0.2 | 11.912 h |
| September | 35.1°C24.1°C | 24.1°C | 8.6 | 1.7 | 12.112 h |
| October | 34.0°C24.0°C | 24.0°C | 55 | 7.7 | 12.312 h |
| November | 31.6°C23.1°C | 23.1°C | 121 | 15.3 | 12.512 h |
| December | 30.4°C22.6°C | 22.6°C | 157 | 19.4 | 12.613 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
- Grajaú in AugustBrazil · 191 kmHigh 33.7°C · Low 22.6°C · 1.9 mm rain
- Barra do Corda in AugustBrazil · 242 kmHigh 34.0°C · Low 23.0°C · 2.5 mm rain
- Araguaína in AugustBrazil · 242 kmHigh 34.0°C · Low 21.3°C · 3.0 mm rain
- Imperatriz in AugustBrazil · 275 kmHigh 34.3°C · Low 23.7°C · 2.1 mm rain
- Açailândia in AugustBrazil · 330 kmHigh 33.2°C · Low 22.1°C · 3.5 mm rain
- Palmas in AugustBrazil · 386 kmHigh 34.4°C · Low 22.2°C · 0.9 mm rain
- Bacabal in AugustBrazil · 392 kmHigh 33.9°C · Low 23.9°C · 5.4 mm rain
- Codó in AugustBrazil · 417 kmHigh 34.0°C · Low 23.5°C · 3.7 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 Balsas) is explained once on the Balsas year overview and on the Sources, method and limits page.