Average annual temperature is 21.8 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 4.3 °C
Number of sunny days: 160 days
Number of rainy days: 205 days
Look at detailed online map of San Blas
* Weather data for San Blas 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) | 36.3 | 35.7 | 34.9 | 32.0 | 28.1 | 27.0 | 27.9 | 31.0 | 34.8 | 34.5 | 36.5 | 36.9 |
| Average daytime temperature (°C) | 32.3 | 31.0 | 30.5 | 25.9 | 23.5 | 22.1 | 22.4 | 24.8 | 27.2 | 26.8 | 28.8 | 30.7 |
| Average temperature (°C) | 26.3 | 25.4 | 25.1 | 20.6 | 18.4 | 17.1 | 17.3 | 18.9 | 21.9 | 21.7 | 23.8 | 25.7 |
| Average night temperature (°C) | 21.3 | 20.4 | 20.8 | 16.3 | 14.7 | 13.5 | 13.6 | 14.4 | 17.9 | 17.7 | 19.9 | 21.8 |
| Absolute minimum temperature (°C) | 18.2 | 13.1 | 15.8 | 9.7 | 8.7 | 6.2 | 4.3 | 6.1 | 7.3 | 11.2 | 10.4 | 15.5 |
| 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) | 13.6 | 13.0 | 12.2 | 11.4 | 10.8 | 10.5 | 10.6 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| 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) | 11.4 | 11.3 | 10.3 | 8.7 | 7.2 | 7.5 | 7.8 | 9.0 | 8.4 | 8.4 | 9.2 | 9.7 |
| Precipitation (mm) | 132 | 71 | 127 | 113 | 227 | 63 | 110 | 86 | 244 | 403 | 402 | 305 |
| Sunny days | 12 | 12 | 7 | 17 | 17 | 17 | 20 | 21 | 10 | 11 | 10 | 6 |
| Rainy days | 19 | 16 | 24 | 13 | 14 | 13 | 11 | 10 | 20 | 20 | 20 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Blas during the most sunny months:
The largest precipitation sum in San Blas is at