Average annual temperature is 17.6 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -2.5 °C
Number of sunny days: 212 days
Number of rainy days: 153 days
Look at detailed online map of San Sebastián
* Weather data for San Sebastián Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.9 | 38.1 | 37.4 | 28.8 | 26.7 | 23.6 | 25.9 | 26.5 | 23.3 | 29.8 | 32.6 | 32.8 |
| Average daytime temperature (°C) | 31.9 | 30.5 | 30.3 | 22.8 | 19.7 | 16.0 | 15.6 | 17.7 | 18.0 | 22.9 | 25.2 | 27.2 |
| Average temperature (°C) | 25.6 | 24.2 | 24.9 | 17.2 | 14.5 | 11.0 | 10.7 | 12.0 | 13.4 | 16.8 | 19.2 | 21.9 |
| Average night temperature (°C) | 19.8 | 18.3 | 20.4 | 12.6 | 10.2 | 6.9 | 6.9 | 7.7 | 9.1 | 11.2 | 13.7 | 16.9 |
| Absolute minimum temperature (°C) | 14.9 | 8.5 | 12.3 | 6.4 | 1.8 | -0.6 | -2.5 | 1.6 | 4.7 | 3.5 | 5.5 | 11.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.4 | 12.3 | 11.2 | 10.3 | 9.8 | 10.1 | 10.8 | 11.9 | 13.0 | 13.9 | 14.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.5 | 11.0 | 10.6 | 8.5 | 7.3 | 6.2 | 6.7 | 7.7 | 6.8 | 10.0 | 10.9 | 10.9 |
| Precipitation (mm) | 80 | 20 | 57 | 37 | 72 | 28 | 58 | 23 | 61 | 63 | 157 | 135 |
| Sunny days | 19 | 18 | 22 | 16 | 22 | 19 | 18 | 18 | 17 | 16 | 17 | 10 |
| Rainy days | 12 | 10 | 9 | 14 | 9 | 11 | 13 | 13 | 13 | 15 | 13 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Sebastián during the most sunny months:
The largest precipitation sum in San Sebastián is at