Average annual temperature is 19.0 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 2.6 °C
Number of sunny days: 271 days
Number of rainy days: 94 days
Look at detailed online map of Castro Marim
* Weather data for Castro Marim 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) | 20.1 | 20.1 | 24.7 | 31.4 | 32.1 | 36.4 | 36.9 | 39.5 | 29.8 | 31.4 | 24.6 | 20.0 |
| Average daytime temperature (°C) | 16.3 | 16.6 | 20.4 | 25.0 | 25.0 | 29.0 | 31.6 | 33.5 | 25.7 | 24.6 | 20.4 | 16.5 |
| Average temperature (°C) | 11.8 | 11.8 | 15.5 | 19.4 | 20.7 | 24.5 | 26.4 | 27.4 | 21.6 | 20.7 | 15.9 | 12.1 |
| Average night temperature (°C) | 8.3 | 7.6 | 10.6 | 13.6 | 15.8 | 19.7 | 20.3 | 21.2 | 17.5 | 16.7 | 12.2 | 8.4 |
| Absolute minimum temperature (°C) | 3.5 | 2.6 | 4.1 | 9.1 | 12.8 | 15.2 | 15.6 | 18.0 | 14.7 | 10.8 | 7.8 | 4.7 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 8.2 | 8.6 | 9.4 | 11.8 | 11.8 | 12.4 | 13.0 | 12.4 | 10.0 | 8.7 | 8.3 | 7.0 |
| Precipitation (mm) | 13 | 19 | 13 | 3 | 28 | 29 | 0 | 0 | 34 | 154 | 20 | 33 |
| Sunny days | 21 | 19 | 23 | 26 | 21 | 24 | 31 | 31 | 16 | 17 | 23 | 19 |
| Rainy days | 10 | 9 | 8 | 4 | 10 | 6 | 0 | 0 | 14 | 14 | 7 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castro Marim during the most sunny months:
The largest precipitation sum in Castro Marim is at