Average annual temperature is 27.7 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: 20.2 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of San Isidro Sur
* Weather data for San Isidro Sur 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) | 34.2 | 35.2 | 39.0 | 37.8 | 38.0 | 33.7 | 33.5 | 32.9 | 32.4 | 32.7 | 34.3 | 34.8 |
| Average daytime temperature (°C) | 31.8 | 32.7 | 34.3 | 34.5 | 34.2 | 32.1 | 30.9 | 30.8 | 30.7 | 31.2 | 32.4 | 32.8 |
| Average temperature (°C) | 26.7 | 27.2 | 27.8 | 28.7 | 29.0 | 27.6 | 27.3 | 27.5 | 27.0 | 27.3 | 28.1 | 28.2 |
| Average night temperature (°C) | 23.3 | 23.2 | 23.2 | 24.7 | 25.7 | 24.7 | 24.7 | 24.8 | 24.5 | 24.5 | 24.5 | 24.6 |
| Absolute minimum temperature (°C) | 21.5 | 20.2 | 21.0 | 22.6 | 24.1 | 23.8 | 23.0 | 23.9 | 23.6 | 23.6 | 22.0 | 23.0 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.6 | 10.2 | 11.3 | 11.3 | 11.2 | 9.4 | 7.6 | 9.5 | 8.2 | 8.9 | 10.2 | 9.7 |
| Precipitation (mm) | 38 | 30 | 23 | 110 | 223 | 286 | 574 | 215 | 312 | 141 | 32 | 20 |
| Sunny days | 17 | 16 | 12 | 2 | 0 | 1 | 3 | 0 | 0 | 4 | 12 | 8 |
| Rainy days | 14 | 12 | 19 | 28 | 31 | 29 | 28 | 31 | 30 | 27 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro Sur is at