Average annual temperature is 27.2 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 20.9 °C
Number of sunny days: 57 days
Number of rainy days: 308 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) | 32.6 | 32.3 | 32.8 | 32.1 | 32.0 | 33.3 | 32.7 | 33.4 | 36.7 | 36.3 | 36.6 | 35.7 |
| Average daytime temperature (°C) | 30.2 | 30.5 | 29.6 | 30.4 | 30.5 | 31.2 | 31.6 | 32.0 | 34.5 | 35.0 | 35.1 | 33.6 |
| Average temperature (°C) | 25.7 | 25.6 | 25.4 | 25.9 | 26.5 | 26.9 | 27.2 | 27.4 | 28.7 | 29.1 | 29.3 | 28.3 |
| Average night temperature (°C) | 22.7 | 22.7 | 22.9 | 23.1 | 23.7 | 23.7 | 23.5 | 23.6 | 24.3 | 24.8 | 25.1 | 24.8 |
| Absolute minimum temperature (°C) | 20.9 | 21.8 | 21.9 | 22.0 | 22.3 | 22.9 | 22.4 | 22.8 | 23.5 | 24.1 | 23.7 | 23.6 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 11.9 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum 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 |
| Sunshine mean duration (h) | 8.9 | 8.3 | 6.9 | 8.5 | 9.4 | 10.6 | 11.0 | 11.2 | 11.4 | 11.1 | 10.7 | 9.7 |
| Precipitation (mm) | 193 | 397 | 601 | 329 | 182 | 46 | 13 | 9 | 3 | 17 | 39 | 119 |
| Sunny days | 0 | 0 | 1 | 0 | 2 | 6 | 4 | 8 | 14 | 12 | 7 | 3 |
| Rainy days | 31 | 28 | 30 | 30 | 29 | 24 | 27 | 23 | 16 | 19 | 23 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santarém is at