Average annual temperature is 27.4 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of Province of Ilocos Norte
* Weather data for Province of Ilocos Norte 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) | 32.9 | 34.3 | 36.8 | 38.0 | 38.5 | 32.8 | 34.2 | 32.5 | 32.5 | 33.7 | 34.4 | 34.3 |
| Average daytime temperature (°C) | 29.5 | 31.4 | 33.5 | 35.3 | 34.8 | 31.4 | 31.3 | 30.4 | 30.7 | 31.7 | 32.4 | 31.6 |
| Average temperature (°C) | 25.7 | 26.3 | 27.7 | 29.5 | 29.3 | 27.2 | 27.3 | 26.8 | 26.6 | 27.2 | 27.9 | 27.4 |
| Average night temperature (°C) | 23.0 | 22.2 | 23.0 | 24.7 | 25.0 | 24.1 | 24.2 | 24.0 | 23.6 | 23.5 | 24.3 | 23.9 |
| Absolute minimum temperature (°C) | 19.8 | 18.6 | 20.8 | 20.8 | 22.7 | 22.9 | 22.3 | 23.1 | 22.7 | 21.6 | 20.0 | 20.6 |
| 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) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.9 | 9.9 | 11.2 | 11.7 | 11.0 | 8.7 | 8.3 | 9.1 | 8.6 | 9.3 | 10.1 | 9.2 |
| Precipitation (mm) | 28 | 6 | 11 | 33 | 178 | 393 | 815 | 537 | 379 | 126 | 13 | 13 |
| Sunny days | 27 | 24 | 22 | 14 | 2 | 0 | 1 | 0 | 0 | 11 | 25 | 19 |
| Rainy days | 4 | 4 | 9 | 16 | 29 | 30 | 30 | 31 | 30 | 20 | 5 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Province of Ilocos Norte is at