Average annual temperature is 23.6 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 24 days
Number of rainy days: 341 days
Look at detailed online map of San Juan
* Weather data for San Juan 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) | 27.2 | 27.9 | 30.6 | 30.9 | 32.8 | 32.7 | 32.8 | 33.3 | 31.3 | 31.4 | 28.3 | 28.4 |
| Average daytime temperature (°C) | 22.8 | 24.4 | 26.2 | 28.7 | 30.0 | 30.3 | 29.8 | 30.7 | 29.3 | 28.0 | 25.5 | 25.6 |
| Average temperature (°C) | 20.2 | 21.0 | 21.9 | 24.0 | 25.4 | 25.5 | 25.4 | 26.0 | 24.9 | 24.1 | 22.6 | 22.4 |
| Average night temperature (°C) | 18.4 | 18.2 | 18.6 | 20.6 | 22.2 | 22.1 | 22.4 | 22.7 | 21.9 | 21.5 | 20.7 | 20.4 |
| Absolute minimum temperature (°C) | 15.9 | 15.3 | 16.1 | 19.0 | 20.5 | 20.7 | 20.9 | 21.2 | 20.7 | 20.5 | 17.5 | 18.1 |
| 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 | 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) | 4.7 | 7.7 | 10.1 | 10.1 | 10.7 | 10.0 | 8.0 | 9.7 | 8.9 | 8.2 | 6.3 | 6.8 |
| Precipitation (mm) | 333 | 152 | 67 | 150 | 208 | 248 | 355 | 247 | 276 | 237 | 289 | 318 |
| Sunny days | 0 | 2 | 7 | 1 | 2 | 3 | 0 | 7 | 1 | 1 | 0 | 0 |
| Rainy days | 31 | 26 | 24 | 29 | 29 | 27 | 31 | 24 | 29 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Juan during the most sunny months:
The largest precipitation sum in San Juan is at