Climate averages 1991–2020
Coari weather
in October.
A hot, wet month: the warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Coari: daytime highs average 30.3°C and nights cool to about 24.7°C. By daytime temperature it is the warmest month of the year.
Expect about 163 mm of rain on roughly 25 days, which makes October a wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average October day.
The nearest other city in this atlas is Tefé (192 km away). In October its highs average 30.3°C, about as warm as Coari, with 180 mm of rain.
Among the 448 cities listed in Brazil, Coari ranks joint 122nd of 448 for the warmest October highs and 399th of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; Coari is 2.0°C warmer than that mean.
From October to November, average highs fall by 0.5°C to 29.8°C, and monthly rainfall rises from 163 mm to 211 mm.
The annual picture
October 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 | 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, selected | 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
October in nearby cities
- Tefé in OctoberBrazil · 192 kmHigh 30.3°C · Low 24.0°C · 180 mm rain
- Manacapuru in OctoberBrazil · 293 kmHigh 30.7°C · Low 25.2°C · 165 mm rain
- Manaus in OctoberBrazil · 363 kmHigh 31.3°C · Low 24.9°C · 159 mm rain
- Porto Velho in OctoberBrazil · 527 kmHigh 31.7°C · Low 23.9°C · 178 mm rain
- Itacoatiara in OctoberBrazil · 532 kmHigh 31.2°C · Low 25.4°C · 140 mm rain
- Ariquemes in OctoberBrazil · 648 kmHigh 32.1°C · Low 23.3°C · 142 mm rain
- Parintins in OctoberBrazil · 729 kmHigh 31.8°C · Low 25.1°C · 121 mm rain
- Ji Paraná in OctoberBrazil · 767 kmHigh 32.1°C · Low 23.3°C · 143 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.