Average annual temperature is 17.5 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 7.9 °C
Number of sunny days: 158 days
Number of rainy days: 207 days
Look at detailed online map of Arco da Calheta
* Weather data for Arco da Calheta 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) | 17.9 | 18.7 | 26.0 | 23.0 | 24.1 | 38.3 | 27.1 | 31.1 | 25.0 | 33.7 | 25.8 | 22.0 |
| Average daytime temperature (°C) | 16.0 | 15.5 | 19.4 | 19.6 | 20.0 | 22.4 | 23.6 | 26.5 | 23.1 | 25.1 | 20.6 | 18.8 |
| Average temperature (°C) | 13.5 | 12.8 | 16.2 | 16.1 | 16.9 | 19.3 | 19.9 | 22.1 | 19.8 | 21.4 | 17.0 | 15.1 |
| Average night temperature (°C) | 10.8 | 10.1 | 12.9 | 12.9 | 14.1 | 16.3 | 16.6 | 18.2 | 17.0 | 17.9 | 13.6 | 11.8 |
| Absolute minimum temperature (°C) | 7.9 | 8.0 | 9.4 | 10.1 | 11.6 | 13.3 | 14.9 | 15.9 | 14.9 | 12.8 | 11.0 | 8.1 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 8.8 | 9.9 | 11.2 | 11.9 | 11.6 | 12.2 | 11.8 | 10.4 | 8.6 | 8.6 | 8.1 |
| Precipitation (mm) | 70 | 66 | 70 | 28 | 64 | 288 | 17 | 10 | 52 | 102 | 90 | 53 |
| Sunny days | 5 | 1 | 17 | 17 | 12 | 11 | 21 | 26 | 5 | 16 | 15 | 12 |
| Rainy days | 26 | 27 | 14 | 13 | 19 | 19 | 10 | 5 | 25 | 15 | 15 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arco da Calheta is at