Average annual temperature is 26.5 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 86 days
Number of rainy days: 279 days
Look at detailed online map of Assunção
* Weather data for Assunção 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) | 32.3 | 33.5 | 33.2 | 32.4 | 33.4 | 33.3 | 37.1 | 37.9 | 37.7 | 38.2 | 37.4 | 35.3 |
| Average daytime temperature (°C) | 29.7 | 29.9 | 29.3 | 29.7 | 30.4 | 30.6 | 34.3 | 34.7 | 35.5 | 36.5 | 34.0 | 32.8 |
| Average temperature (°C) | 25.0 | 25.2 | 25.0 | 25.2 | 25.7 | 24.7 | 26.7 | 27.7 | 28.4 | 29.3 | 27.8 | 27.0 |
| Average night temperature (°C) | 22.2 | 22.5 | 22.5 | 22.8 | 22.6 | 20.3 | 20.4 | 22.7 | 23.7 | 24.4 | 23.9 | 23.6 |
| Absolute minimum temperature (°C) | 21.2 | 20.6 | 21.3 | 21.9 | 21.1 | 13.8 | 17.3 | 19.7 | 22.2 | 22.8 | 22.6 | 21.9 |
| 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) | 8.3 | 7.8 | 6.9 | 8.1 | 9.2 | 9.9 | 10.8 | 9.8 | 9.7 | 10.6 | 9.6 | 9.9 |
| Precipitation (mm) | 286 | 306 | 378 | 208 | 134 | 61 | 0 | 47 | 56 | 41 | 120 | 198 |
| Sunny days | 0 | 0 | 0 | 0 | 1 | 11 | 30 | 16 | 10 | 12 | 4 | 2 |
| Rainy days | 31 | 28 | 31 | 30 | 30 | 19 | 1 | 15 | 20 | 19 | 26 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Assunção is at