Average annual temperature is 11.0 °C
Absolute maximum temperature: 24.9 °C
Absolute minimum temperature: -2.2 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of Port
* Weather data for Port Ireland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.2 | 13.8 | 16.1 | 16.5 | 20.0 | 24.9 | 21.6 | 22.6 | 24.9 | 21.5 | 14.2 | 12.9 |
| Average daytime temperature (°C) | 8.4 | 10.1 | 10.2 | 12.1 | 16.0 | 18.7 | 18.1 | 19.0 | 18.2 | 14.8 | 10.1 | 9.4 |
| Average temperature (°C) | 6.1 | 7.9 | 7.2 | 9.1 | 12.5 | 16.0 | 15.1 | 15.7 | 15.0 | 12.2 | 7.6 | 7.6 |
| Average night temperature (°C) | 4.1 | 5.6 | 4.6 | 6.1 | 9.1 | 13.1 | 12.1 | 12.6 | 12.0 | 9.6 | 5.1 | 5.6 |
| Absolute minimum temperature (°C) | -2.2 | -0.7 | -1.9 | 1.4 | 5.7 | 8.5 | 9.3 | 9.7 | 5.3 | 2.8 | -1.0 | -1.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 15.0 | 16.0 | 17.0 | 17.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.1 | 9.8 | 11.9 | 14.0 | 16.0 | 17.0 | 16.5 | 14.8 | 12.7 | 10.6 | 8.6 | 7.5 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 3.8 | 3.8 | 5.0 | 8.2 | 10.0 | 11.6 | 9.2 | 9.5 | 7.1 | 5.5 | 5.1 | 2.2 |
| Precipitation (mm) | 57 | 16 | 144 | 121 | 43 | 73 | 159 | 119 | 104 | 121 | 73 | 94 |
| Sunny days | 12 | 12 | 2 | 4 | 12 | 12 | 1 | 3 | 8 | 8 | 12 | 5 |
| Rainy days | 19 | 16 | 29 | 26 | 19 | 18 | 30 | 28 | 22 | 23 | 18 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Port during the most sunny months:
Months with the longest average daylight duration in Port:
The largest precipitation sum in Port is at