Average annual temperature is 24.5 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 14.1 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Itanhém
* Weather data for Itanhém 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) | 33.2 | 35.3 | 34.4 | 35.6 | 28.7 | 28.6 | 31.3 | 35.4 | 35.4 | 36.9 | 38.0 | 37.7 |
| Average daytime temperature (°C) | 30.1 | 32.4 | 32.0 | 29.6 | 26.8 | 26.3 | 26.1 | 28.0 | 28.7 | 31.5 | 33.8 | 34.0 |
| Average temperature (°C) | 25.2 | 26.6 | 26.0 | 24.8 | 22.3 | 21.3 | 21.1 | 22.8 | 23.5 | 25.8 | 27.4 | 27.6 |
| Average night temperature (°C) | 21.3 | 21.6 | 21.2 | 21.3 | 18.8 | 17.1 | 17.0 | 18.3 | 19.1 | 21.0 | 21.7 | 22.5 |
| Absolute minimum temperature (°C) | 18.6 | 19.9 | 19.0 | 19.5 | 14.9 | 14.2 | 14.1 | 14.6 | 16.3 | 18.5 | 16.8 | 19.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.1 |
| 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 | 13.0 |
| Sunshine mean duration (h) | 9.7 | 11.4 | 10.8 | 7.8 | 7.8 | 8.2 | 8.1 | 8.7 | 8.3 | 9.2 | 10.3 | 11.2 |
| Precipitation (mm) | 141 | 23 | 32 | 190 | 44 | 20 | 61 | 74 | 31 | 65 | 11 | 99 |
| Sunny days | 1 | 10 | 5 | 6 | 5 | 7 | 10 | 12 | 9 | 14 | 19 | 10 |
| Rainy days | 30 | 18 | 26 | 24 | 26 | 23 | 21 | 19 | 21 | 17 | 11 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Itanhém is at