Average annual temperature is 26.9 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: 22.8 °C
Number of sunny days: 18 days
Number of rainy days: 347 days
Look at detailed online map of Casiawan
* Weather data for Casiawan 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) | 29.2 | 29.9 | 30.9 | 31.8 | 32.4 | 32.1 | 31.6 | 32.2 | 32.3 | 32.0 | 31.2 | 30.6 |
| Average daytime temperature (°C) | 27.3 | 28.3 | 29.0 | 30.1 | 30.9 | 30.3 | 29.6 | 30.5 | 30.5 | 30.6 | 29.6 | 29.5 |
| Average temperature (°C) | 25.5 | 26.0 | 26.3 | 27.3 | 28.0 | 27.5 | 27.0 | 27.5 | 27.2 | 27.2 | 26.9 | 26.7 |
| Average night temperature (°C) | 24.3 | 24.5 | 24.3 | 25.2 | 25.9 | 25.4 | 25.1 | 25.1 | 24.8 | 24.8 | 25.0 | 24.7 |
| Absolute minimum temperature (°C) | 23.6 | 23.8 | 22.8 | 23.5 | 24.7 | 24.0 | 23.8 | 23.5 | 23.8 | 24.1 | 24.3 | 23.8 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 5.0 | 9.0 | 10.3 | 10.8 | 10.0 | 9.9 | 8.8 | 10.4 | 9.6 | 10.2 | 8.9 | 10.0 |
| Precipitation (mm) | 500 | 170 | 118 | 96 | 197 | 265 | 262 | 147 | 257 | 198 | 248 | 119 |
| Sunny days | 1 | 2 | 7 | 3 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 1 |
| Rainy days | 30 | 26 | 24 | 27 | 29 | 30 | 30 | 30 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Casiawan is at