Average annual temperature is 12.2 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 170 days
Number of rainy days: 194 days
Number of snow days: 1 day
Look at detailed online map of San Xoán de Río
* Weather data for San Xoán de Río Spain is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.0 | 14.9 | 20.1 | 24.1 | 25.3 | 29.9 | 28.6 | 36.2 | 29.0 | 29.7 | 19.5 | 15.1 |
| Average daytime temperature (°C) | 8.0 | 10.3 | 13.3 | 18.3 | 19.0 | 22.1 | 24.4 | 26.5 | 22.2 | 19.5 | 13.4 | 9.5 |
| Average temperature (°C) | 4.2 | 4.5 | 8.6 | 12.2 | 13.5 | 17.1 | 18.5 | 20.3 | 16.7 | 15.0 | 9.6 | 5.9 |
| Average night temperature (°C) | 0.8 | 0.0 | 4.3 | 6.2 | 7.9 | 12.4 | 12.8 | 14.5 | 12.2 | 10.9 | 6.7 | 2.5 |
| Absolute minimum temperature (°C) | -3.8 | -4.2 | -4.9 | 0.7 | 2.5 | 8.4 | 8.9 | 9.7 | 6.3 | 4.9 | 1.9 | -1.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.5 | 9.0 | 8.0 | 10.3 | 11.9 | 12.3 | 13.1 | 11.7 | 10.4 | 6.6 | 5.0 | 4.9 |
| Precipitation (mm) | 241 | 24 | 58 | 47 | 55 | 147 | 19 | 14 | 106 | 308 | 184 | 121 |
| Sunny days | 14 | 20 | 11 | 18 | 14 | 8 | 21 | 20 | 11 | 11 | 9 | 13 |
| Rainy days | 17 | 7 | 20 | 12 | 17 | 22 | 10 | 11 | 19 | 20 | 21 | 18 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Xoán de Río during the most sunny months:
The largest precipitation sum in San Xoán de Río is at