Average annual temperature is 20.9 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 6.3 °C
Number of sunny days: 155 days
Number of rainy days: 210 days
Look at detailed online map of Pôrto Santa Maria
* Weather data for Pôrto Santa Maria 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) | 31.7 | 30.2 | 30.8 | 29.0 | 28.0 | 26.6 | 26.3 | 29.4 | 34.1 | 31.6 | 34.3 | 34.6 |
| Average daytime temperature (°C) | 28.3 | 26.7 | 28.2 | 25.0 | 23.9 | 21.9 | 22.5 | 24.5 | 27.1 | 26.7 | 28.0 | 29.9 |
| Average temperature (°C) | 23.6 | 22.5 | 23.4 | 20.0 | 18.2 | 16.1 | 17.0 | 18.2 | 21.3 | 22.2 | 23.1 | 24.9 |
| Average night temperature (°C) | 19.3 | 19.1 | 19.5 | 16.0 | 13.7 | 11.8 | 12.9 | 13.6 | 16.6 | 18.5 | 19.1 | 20.6 |
| Absolute minimum temperature (°C) | 15.2 | 14.4 | 15.3 | 10.2 | 9.1 | 6.4 | 6.3 | 9.0 | 8.2 | 14.4 | 9.7 | 16.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 13.0 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.6 | 8.6 | 10.3 | 9.3 | 8.5 | 7.3 | 7.7 | 8.9 | 8.6 | 7.6 | 8.6 | 10.5 |
| Precipitation (mm) | 146 | 288 | 179 | 182 | 78 | 201 | 144 | 110 | 261 | 412 | 343 | 188 |
| Sunny days | 11 | 3 | 10 | 14 | 22 | 20 | 17 | 17 | 12 | 9 | 8 | 12 |
| Rainy days | 20 | 25 | 21 | 16 | 9 | 10 | 14 | 14 | 18 | 22 | 22 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Pôrto Santa Maria is at