Average annual temperature is 16.1 °C
Absolute maximum temperature: 27.7 °C
Absolute minimum temperature: 2.8 °C
Number of sunny days: 58 days
Number of rainy days: 307 days
Look at detailed online map of San Sebastián
* Weather data for San Sebastián Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.2 | 25.1 | 26.7 | 26.4 | 25.8 | 27.7 | 23.8 | 25.4 | 23.3 | 24.3 | 26.6 | 23.9 |
| Average daytime temperature (°C) | 17.8 | 18.0 | 20.6 | 21.2 | 22.0 | 23.7 | 21.3 | 21.7 | 21.9 | 19.4 | 17.2 | 15.2 |
| Average temperature (°C) | 13.6 | 13.3 | 16.1 | 17.1 | 18.0 | 19.6 | 17.7 | 17.8 | 17.8 | 16.3 | 13.9 | 12.3 |
| Average night temperature (°C) | 10.4 | 9.6 | 12.2 | 13.9 | 14.2 | 15.9 | 14.6 | 14.6 | 14.5 | 13.9 | 11.3 | 10.0 |
| Absolute minimum temperature (°C) | 3.9 | 2.8 | 5.2 | 10.1 | 12.1 | 13.1 | 13.1 | 12.9 | 12.8 | 8.1 | 5.7 | 5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.0 | 9.3 | 9.4 | 9.1 | 10.9 | 11.7 | 10.5 | 10.3 | 11.3 | 7.4 | 6.2 | 5.3 |
| Precipitation (mm) | 95 | 87 | 107 | 217 | 141 | 121 | 204 | 183 | 110 | 464 | 111 | 220 |
| Sunny days | 8 | 13 | 13 | 4 | 1 | 10 | 0 | 0 | 1 | 0 | 6 | 2 |
| Rainy days | 23 | 15 | 18 | 26 | 30 | 20 | 31 | 31 | 29 | 31 | 24 | 29 |
| 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