Average annual temperature is 24.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 21 days
Number of rainy days: 344 days
Look at detailed online map of Açu
* Weather data for Açu Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.2 | 33.2 | 32.0 | 34.6 | 29.5 | 27.9 | 28.1 | 31.0 | 33.2 | 34.6 | 35.0 | 35.0 |
| Average daytime temperature (°C) | 29.8 | 30.6 | 29.4 | 29.8 | 26.8 | 25.1 | 25.4 | 26.7 | 28.2 | 30.8 | 31.9 | 31.5 |
| Average temperature (°C) | 24.9 | 25.5 | 24.7 | 24.9 | 23.3 | 21.8 | 21.5 | 22.4 | 23.3 | 24.9 | 25.9 | 26.1 |
| Average night temperature (°C) | 21.2 | 21.6 | 21.4 | 21.5 | 21.1 | 19.8 | 18.9 | 19.5 | 19.9 | 20.7 | 21.6 | 22.0 |
| Absolute minimum temperature (°C) | 20.3 | 20.0 | 20.5 | 19.6 | 19.4 | 17.3 | 17.0 | 16.8 | 17.8 | 18.1 | 18.9 | 20.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.8 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.9 | 10.6 | 9.9 | 9.9 | 7.0 | 6.9 | 8.6 | 9.0 | 9.6 | 10.4 | 10.4 | 10.6 |
| Precipitation (mm) | 89 | 63 | 86 | 60 | 139 | 154 | 86 | 75 | 54 | 34 | 51 | 121 |
| Sunny days | 0 | 2 | 0 | 2 | 0 | 0 | 1 | 1 | 1 | 6 | 5 | 3 |
| Rainy days | 31 | 26 | 31 | 28 | 31 | 30 | 30 | 30 | 29 | 25 | 25 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Açu is at