Climate averages 1991–2020
Coari weather
in August.
A hot, wet 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 Coari: daytime highs average 29.9°C and nights cool to about 24.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 96 mm of rain on roughly 19 days, which makes August a wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 59 min on an average August day.
The nearest other city in this atlas is Tefé (192 km away). In August its highs average 29.7°C, about as warm as Coari, with 119 mm of rain.
Among the 448 cities listed in Brazil, Coari ranks joint 91st of 448 for the warmest August highs and joint 392nd of 448 for the driest August (rainfall, lowest first). The mean August high of those 448 cities is 26.2°C; Coari is 3.7°C warmer than that mean.
From August to September, average highs rise by 0.2°C to 30.2°C, and monthly rainfall rises from 96 mm to 123 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
Coari climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.1°C24.0°C | 24.0°C | 285 | 28.0 | 12.312 h |
| February | 29.1°C24.0°C | 24.0°C | 278 | 25.4 | 12.212 h |
| March | 29.3°C23.9°C | 23.9°C | 334 | 28.7 | 12.112 h |
| April | 28.8°C23.8°C | 23.8°C | 335 | 28.6 | 12.012 h |
| May | 28.4°C23.7°C | 23.7°C | 297 | 29.1 | 11.912 h |
| June | 28.4°C23.5°C | 23.5°C | 167 | 25.3 | 11.912 h |
| July | 28.9°C23.7°C | 23.7°C | 101 | 20.5 | 11.912 h |
| August, selected | 29.9°C24.3°C | 24.3°C | 96 | 18.6 | 12.012 h |
| September | 30.2°C24.6°C | 24.6°C | 123 | 21.5 | 12.112 h |
| October | 30.3°C24.7°C | 24.7°C | 163 | 24.6 | 12.212 h |
| November | 29.8°C24.5°C | 24.5°C | 211 | 25.6 | 12.312 h |
| December | 29.3°C24.2°C | 24.2°C | 256 | 29.1 | 12.412 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
- Tefé in AugustBrazil · 192 kmHigh 29.7°C · Low 23.4°C · 119 mm rain
- Manacapuru in AugustBrazil · 293 kmHigh 30.2°C · Low 24.8°C · 120 mm rain
- Manaus in AugustBrazil · 363 kmHigh 30.8°C · Low 24.1°C · 99 mm rain
- Porto Velho in AugustBrazil · 527 kmHigh 33.0°C · Low 22.9°C · 42 mm rain
- Itacoatiara in AugustBrazil · 532 kmHigh 30.6°C · Low 24.9°C · 89 mm rain
- Ariquemes in AugustBrazil · 648 kmHigh 33.9°C · Low 22.4°C · 32 mm rain
- Parintins in AugustBrazil · 729 kmHigh 30.9°C · Low 24.6°C · 84 mm rain
- Ji Paraná in AugustBrazil · 767 kmHigh 33.6°C · Low 21.9°C · 23 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 Coari) is explained once on the Coari year overview and on the Sources, method and limits page.