Average annual temperature is 26.0 °C
Absolute maximum temperature: 45.0 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 183 days
Number of rainy days: 182 days
Look at detailed online map of Altona
* Weather data for Altona Paraguay is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 40.0 | 35.5 | 34.5 | 33.7 | 31.6 | 31.5 | 32.5 | 37.9 | 41.8 | 42.3 | 45.0 | 40.9 |
| Average daytime temperature (°C) | 35.6 | 32.2 | 31.6 | 27.9 | 25.7 | 25.7 | 26.1 | 30.2 | 33.4 | 35.3 | 37.1 | 34.7 |
| Average temperature (°C) | 30.1 | 27.3 | 27.0 | 23.2 | 21.2 | 20.5 | 21.2 | 24.4 | 27.3 | 28.9 | 31.1 | 29.9 |
| Average night temperature (°C) | 25.1 | 23.1 | 23.1 | 19.2 | 17.8 | 16.6 | 17.3 | 19.4 | 22.1 | 23.7 | 26.0 | 25.8 |
| Absolute minimum temperature (°C) | 19.8 | 15.1 | 20.2 | 13.5 | 11.9 | 4.5 | 7.4 | 11.3 | 11.3 | 15.6 | 13.9 | 21.8 |
| 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) | 13.4 | 12.9 | 12.2 | 11.6 | 11.0 | 10.7 | 10.9 | 11.3 | 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) | 10.9 | 10.3 | 9.7 | 8.6 | 6.6 | 8.6 | 7.8 | 8.8 | 8.8 | 10.1 | 10.8 | 10.1 |
| Precipitation (mm) | 138 | 163 | 162 | 198 | 89 | 26 | 19 | 2 | 35 | 97 | 187 | 170 |
| Sunny days | 10 | 6 | 8 | 15 | 13 | 18 | 23 | 27 | 19 | 20 | 14 | 10 |
| Rainy days | 21 | 22 | 23 | 15 | 18 | 12 | 8 | 4 | 11 | 11 | 16 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Altona is at