Average annual temperature is 26.5 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 21.3 °C
Number of sunny days: 43 days
Number of rainy days: 322 days
Look at detailed online map of Porto Santa Maria
* Weather data for Porto 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) | 32.4 | 32.8 | 32.9 | 33.0 | 32.3 | 31.9 | 33.3 | 34.6 | 36.5 | 35.9 | 35.3 | 34.6 |
| Average daytime temperature (°C) | 29.5 | 29.3 | 30.0 | 30.0 | 30.3 | 30.7 | 31.6 | 33.6 | 34.2 | 34.6 | 33.6 | 32.7 |
| Average temperature (°C) | 25.0 | 24.9 | 25.0 | 25.4 | 25.8 | 25.9 | 26.5 | 27.9 | 28.1 | 28.5 | 28.2 | 27.2 |
| Average night temperature (°C) | 22.4 | 22.6 | 22.7 | 22.9 | 23.2 | 22.8 | 23.1 | 23.6 | 23.8 | 24.1 | 24.3 | 24.1 |
| Absolute minimum temperature (°C) | 21.3 | 21.8 | 21.4 | 21.9 | 22.6 | 21.8 | 21.9 | 22.6 | 23.1 | 23.3 | 22.7 | 22.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.1 | 6.9 | 7.1 | 8.1 | 8.5 | 10.6 | 10.8 | 10.9 | 11.0 | 11.2 | 10.5 | 9.7 |
| Precipitation (mm) | 316 | 353 | 412 | 278 | 342 | 188 | 61 | 14 | 16 | 14 | 40 | 134 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 6 | 12 | 11 | 10 | 1 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 29 | 29 | 25 | 18 | 20 | 20 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Porto Santa Maria is at