Average annual temperature is 22.3 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 44 days
Number of rainy days: 321 days
Look at detailed online map of Piacá
* Weather data for Piacá 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) | 30.5 | 30.8 | 31.1 | 30.5 | 28.5 | 27.4 | 27.3 | 29.9 | 30.5 | 32.9 | 33.1 | 32.7 |
| Average daytime temperature (°C) | 28.7 | 28.4 | 28.2 | 27.9 | 26.7 | 24.8 | 24.5 | 25.8 | 26.8 | 29.3 | 30.7 | 29.4 |
| Average temperature (°C) | 22.9 | 22.9 | 22.8 | 22.9 | 22.3 | 20.9 | 20.3 | 20.9 | 21.4 | 22.9 | 24.1 | 23.6 |
| Average night temperature (°C) | 18.7 | 19.2 | 19.4 | 19.6 | 19.7 | 18.8 | 17.7 | 17.6 | 17.8 | 18.2 | 19.0 | 19.5 |
| Absolute minimum temperature (°C) | 16.4 | 16.0 | 18.0 | 18.5 | 18.5 | 17.1 | 15.8 | 15.0 | 16.6 | 16.6 | 17.6 | 17.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.6 | 10.5 | 9.4 | 10.1 | 8.9 | 8.0 | 8.8 | 9.9 | 9.6 | 10.8 | 11.2 | 9.9 |
| Precipitation (mm) | 75 | 82 | 114 | 60 | 68 | 118 | 93 | 57 | 51 | 20 | 27 | 49 |
| Sunny days | 3 | 2 | 1 | 4 | 0 | 0 | 1 | 4 | 5 | 10 | 9 | 5 |
| Rainy days | 28 | 26 | 30 | 26 | 31 | 30 | 30 | 27 | 25 | 21 | 21 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Piacá is at