Average annual temperature is 16.1 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Ílhavo
* Weather data for Ílhavo Portugal is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.3 | 22.5 | 25.7 | 30.1 | 31.9 | 30.5 | 28.0 | 36.0 | 34.7 | 33.4 | 20.8 | 19.6 |
| Average daytime temperature (°C) | 14.0 | 16.7 | 17.9 | 21.5 | 23.0 | 24.0 | 24.2 | 26.1 | 24.3 | 23.5 | 17.8 | 14.8 |
| Average temperature (°C) | 9.9 | 10.5 | 13.2 | 16.0 | 18.1 | 19.9 | 20.0 | 21.2 | 19.7 | 18.8 | 14.6 | 10.6 |
| Average night temperature (°C) | 6.2 | 5.1 | 8.8 | 10.9 | 13.8 | 16.5 | 16.3 | 17.3 | 15.9 | 15.0 | 11.8 | 7.1 |
| Absolute minimum temperature (°C) | -1.5 | -0.8 | -0.7 | 7.1 | 10.3 | 13.4 | 14.2 | 14.1 | 11.6 | 11.4 | 4.8 | 0.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 9.1 | 8.4 | 10.6 | 11.7 | 12.4 | 12.8 | 11.5 | 10.4 | 6.9 | 5.9 | 6.1 |
| Precipitation (mm) | 178 | 9 | 90 | 30 | 73 | 83 | 4 | 2 | 117 | 259 | 199 | 113 |
| Sunny days | 16 | 23 | 10 | 18 | 15 | 17 | 26 | 30 | 13 | 12 | 11 | 14 |
| Rainy days | 15 | 5 | 21 | 12 | 16 | 13 | 5 | 1 | 17 | 19 | 19 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ílhavo during the most sunny months:
The largest precipitation sum in Ílhavo is at