Average annual temperature is 19.3 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 7.3 °C
Number of sunny days: 84 days
Number of rainy days: 281 days
Look at detailed online map of Petrópolis
* Weather data for Petrópolis 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) | 30.0 | 31.0 | 29.9 | 26.6 | 24.6 | 24.5 | 27.2 | 29.6 | 31.4 | 31.2 | 36.3 | 31.8 |
| Average daytime temperature (°C) | 25.0 | 27.2 | 26.2 | 22.5 | 20.7 | 20.8 | 20.2 | 22.3 | 25.1 | 24.3 | 26.4 | 25.9 |
| Average temperature (°C) | 21.1 | 22.4 | 21.5 | 18.6 | 16.7 | 16.1 | 15.5 | 17.2 | 19.7 | 20.0 | 21.7 | 21.3 |
| Average night temperature (°C) | 18.3 | 19.1 | 17.8 | 15.4 | 13.5 | 12.4 | 12.1 | 13.8 | 15.2 | 17.0 | 17.8 | 17.7 |
| Absolute minimum temperature (°C) | 14.6 | 17.5 | 15.3 | 11.5 | 9.1 | 9.0 | 7.3 | 10.6 | 11.2 | 13.4 | 10.9 | 14.1 |
| 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 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.0 | 10.8 | 10.9 | 11.4 | 12.0 | 12.6 | 13.2 | 13.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 8.6 | 9.4 | 10.3 | 8.6 | 8.9 | 9.2 | 8.4 | 8.4 | 9.7 | 7.4 | 9.6 | 10.1 |
| Precipitation (mm) | 381 | 217 | 187 | 217 | 109 | 66 | 112 | 168 | 109 | 315 | 251 | 251 |
| Sunny days | 0 | 2 | 0 | 4 | 8 | 17 | 15 | 13 | 15 | 4 | 4 | 2 |
| Rainy days | 31 | 26 | 31 | 26 | 23 | 13 | 16 | 18 | 15 | 27 | 26 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Petrópolis is at