Average annual temperature is 27.1 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: 22.1 °C
Number of sunny days: 19 days
Number of rainy days: 346 days
Look at detailed online map of San Isidro
* Weather data for San Isidro 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) | 32.4 | 31.8 | 33.4 | 34.5 | 34.1 | 33.2 | 32.3 | 33.3 | 33.0 | 34.9 | 35.6 | 35.6 |
| Average daytime temperature (°C) | 29.5 | 30.5 | 31.4 | 31.7 | 31.6 | 31.0 | 30.2 | 31.1 | 31.5 | 32.9 | 32.9 | 33.3 |
| Average temperature (°C) | 25.8 | 26.5 | 26.9 | 27.2 | 27.4 | 27.0 | 26.6 | 27.1 | 27.1 | 27.6 | 27.7 | 28.1 |
| Average night temperature (°C) | 23.6 | 23.6 | 23.9 | 24.2 | 24.7 | 24.2 | 23.9 | 24.1 | 24.0 | 24.0 | 24.4 | 24.5 |
| Absolute minimum temperature (°C) | 22.8 | 22.1 | 22.4 | 22.8 | 23.9 | 23.4 | 22.8 | 23.0 | 22.9 | 23.1 | 23.1 | 23.2 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.4 | 12.3 | 12.2 | 12.0 | 11.8 | 11.8 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 6.7 | 9.4 | 9.8 | 10.0 | 9.4 | 9.3 | 9.0 | 10.0 | 9.8 | 10.0 | 9.8 | 10.4 |
| Precipitation (mm) | 242 | 148 | 101 | 124 | 251 | 203 | 189 | 134 | 161 | 105 | 129 | 73 |
| Sunny days | 0 | 1 | 3 | 0 | 0 | 2 | 1 | 1 | 2 | 3 | 1 | 5 |
| Rainy days | 31 | 27 | 28 | 30 | 31 | 28 | 30 | 30 | 28 | 28 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro is at