Average annual temperature is 24.7 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 273 days
Number of rainy days: 92 days
Look at detailed online map of Santarém
* Weather data for Santarém 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) | 29.9 | 30.5 | 30.2 | 29.9 | 28.1 | 27.0 | 28.2 | 29.8 | 31.9 | 32.3 | 32.5 | 32.8 |
| Average daytime temperature (°C) | 27.8 | 29.0 | 27.8 | 27.9 | 26.4 | 25.7 | 26.0 | 26.8 | 28.5 | 30.1 | 30.2 | 30.0 |
| Average temperature (°C) | 24.8 | 25.7 | 24.7 | 24.8 | 23.7 | 22.6 | 22.4 | 23.3 | 24.7 | 26.3 | 26.9 | 26.6 |
| Average night temperature (°C) | 21.8 | 22.3 | 21.6 | 21.8 | 21.2 | 19.8 | 18.9 | 19.8 | 20.6 | 21.9 | 23.2 | 23.0 |
| Absolute minimum temperature (°C) | 20.6 | 20.9 | 19.5 | 20.6 | 19.5 | 18.0 | 16.9 | 18.0 | 18.1 | 19.8 | 20.9 | 20.6 |
| 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) | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 | 11.6 | 11.8 | 12.0 | 12.3 | 12.6 | 12.7 |
| 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) | 11.6 | 11.2 | 10.3 | 10.8 | 10.1 | 10.1 | 10.6 | 10.9 | 11.2 | 11.3 | 11.5 | 11.0 |
| Precipitation (mm) | 22 | 22 | 142 | 20 | 25 | 0 | 0 | 0 | 0 | 0 | 13 | 56 |
| Sunny days | 13 | 13 | 14 | 17 | 19 | 30 | 31 | 31 | 30 | 31 | 21 | 23 |
| Rainy days | 18 | 15 | 17 | 13 | 12 | 0 | 0 | 0 | 0 | 0 | 9 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santarém is at