Average annual temperature is 16.2 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 2.8 °C
Number of sunny days: 210 days
Number of rainy days: 155 days
Look at detailed online map of Cacém e São Marcos
* Weather data for Cacém e São Marcos 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) | 17.3 | 18.8 | 24.4 | 29.6 | 28.3 | 31.0 | 28.3 | 38.0 | 32.9 | 32.4 | 21.0 | 18.0 |
| Average daytime temperature (°C) | 13.6 | 15.0 | 17.1 | 22.0 | 22.3 | 24.4 | 24.9 | 27.8 | 24.3 | 23.4 | 17.9 | 14.7 |
| Average temperature (°C) | 10.4 | 10.6 | 13.1 | 16.4 | 17.5 | 19.7 | 19.9 | 21.9 | 19.5 | 19.2 | 14.7 | 11.2 |
| Average night temperature (°C) | 7.6 | 7.2 | 9.8 | 12.1 | 13.7 | 16.1 | 16.1 | 17.7 | 16.1 | 15.9 | 11.9 | 8.4 |
| Absolute minimum temperature (°C) | 3.0 | 3.6 | 2.8 | 9.6 | 11.6 | 13.6 | 14.9 | 15.0 | 13.3 | 12.1 | 6.4 | 3.7 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 7.2 | 8.8 | 8.8 | 11.0 | 12.3 | 12.3 | 12.8 | 11.8 | 9.8 | 7.4 | 7.0 | 6.4 |
| Precipitation (mm) | 69 | 39 | 45 | 23 | 27 | 59 | 0 | 1 | 66 | 138 | 87 | 40 |
| Sunny days | 16 | 16 | 16 | 23 | 17 | 16 | 27 | 28 | 12 | 12 | 11 | 16 |
| Rainy days | 15 | 12 | 15 | 7 | 14 | 14 | 4 | 3 | 18 | 19 | 19 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Cacém e São Marcos during the most sunny months:
The largest precipitation sum in Cacém e São Marcos is at