Average annual temperature is 27.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 85 days
Number of rainy days: 280 days
Look at detailed online map of Bacnotan
* Weather data for Bacnotan 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) | 29.7 | 31.5 | 33.6 | 35.0 | 35.0 | 31.9 | 32.5 | 31.6 | 31.6 | 31.6 | 31.6 | 31.2 |
| Average daytime temperature (°C) | 28.6 | 29.8 | 30.8 | 32.6 | 32.4 | 30.6 | 30.3 | 29.8 | 30.0 | 30.4 | 30.5 | 30.3 |
| Average temperature (°C) | 25.5 | 26.1 | 26.9 | 28.5 | 28.6 | 27.3 | 27.3 | 26.8 | 26.8 | 27.0 | 27.1 | 26.8 |
| Average night temperature (°C) | 22.5 | 22.4 | 23.0 | 24.8 | 25.5 | 24.9 | 24.9 | 24.6 | 24.4 | 24.1 | 23.7 | 23.8 |
| Absolute minimum temperature (°C) | 19.6 | 19.7 | 20.4 | 23.3 | 24.0 | 24.2 | 23.6 | 23.3 | 23.6 | 23.0 | 21.7 | 22.5 |
| 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 | 11.1 |
| 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) | 9.1 | 10.3 | 11.1 | 11.5 | 11.2 | 8.9 | 7.6 | 8.8 | 7.8 | 8.8 | 10.3 | 9.9 |
| Precipitation (mm) | 71 | 15 | 7 | 32 | 251 | 372 | 650 | 605 | 462 | 151 | 32 | 48 |
| Sunny days | 14 | 18 | 18 | 7 | 1 | 0 | 1 | 0 | 0 | 2 | 10 | 14 |
| Rainy days | 17 | 10 | 13 | 23 | 30 | 30 | 30 | 31 | 30 | 29 | 20 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bacnotan is at