Average annual temperature is 26.3 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 21.5 °C
Number of sunny days: 3 days
Number of rainy days: 362 days
Look at detailed online map of San Marcos
* Weather data for San Marcos Philippines is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.5 | 32.2 | 31.5 | 32.8 | 33.8 | 33.7 | 33.3 | 34.3 | 34.0 | 33.7 | 32.1 | 32.3 |
| Average daytime temperature (°C) | 28.3 | 29.5 | 29.8 | 31.2 | 32.2 | 31.6 | 31.1 | 32.2 | 31.6 | 31.4 | 30.4 | 29.9 |
| Average temperature (°C) | 24.9 | 25.4 | 25.7 | 26.6 | 27.2 | 26.6 | 26.9 | 27.1 | 26.6 | 26.5 | 26.4 | 26.1 |
| Average night temperature (°C) | 23.0 | 22.9 | 23.0 | 23.5 | 24.2 | 24.0 | 24.4 | 24.3 | 24.0 | 23.7 | 23.8 | 23.5 |
| Absolute minimum temperature (°C) | 22.1 | 21.5 | 21.6 | 22.0 | 23.1 | 22.9 | 23.3 | 23.1 | 23.0 | 22.8 | 22.9 | 22.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 4.4 | 7.7 | 9.0 | 9.6 | 9.7 | 9.0 | 8.1 | 9.6 | 8.7 | 9.1 | 8.6 | 8.5 |
| Precipitation (mm) | 633 | 397 | 343 | 182 | 290 | 471 | 289 | 449 | 541 | 313 | 283 | 366 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 30 | 28 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Marcos is at