Average annual temperature is 10.8 °C
Absolute maximum temperature: 26.4 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 63 days
Number of rainy days: 302 days
Look at detailed online map of Portnablagh
* Weather data for Portnablagh 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) | 11.9 | 13.9 | 15.3 | 18.0 | 20.0 | 26.4 | 22.4 | 23.1 | 26.3 | 20.3 | 13.1 | 12.9 |
| Average daytime temperature (°C) | 8.0 | 9.9 | 9.6 | 12.4 | 14.9 | 20.1 | 16.7 | 17.3 | 17.7 | 13.7 | 9.8 | 8.9 |
| Average temperature (°C) | 6.2 | 7.7 | 6.6 | 9.2 | 11.8 | 16.4 | 14.6 | 15.1 | 14.7 | 11.5 | 7.9 | 7.3 |
| Average night temperature (°C) | 4.1 | 5.2 | 3.9 | 5.7 | 8.3 | 12.5 | 12.4 | 13.0 | 12.0 | 9.6 | 5.8 | 5.7 |
| Absolute minimum temperature (°C) | -2.3 | -0.9 | -3.0 | 1.9 | 3.4 | 7.7 | 10.3 | 10.1 | 8.1 | 3.0 | 0.6 | 0.0 |
| 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) | 7.9 | 9.7 | 11.9 | 14.1 | 16.2 | 17.3 | 16.8 | 14.9 | 12.7 | 10.5 | 8.4 | 7.3 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 2.3 | 3.5 | 5.5 | 8.3 | 9.3 | 11.5 | 8.9 | 8.8 | 6.9 | 4.5 | 3.7 | 1.8 |
| Precipitation (mm) | 156 | 73 | 133 | 126 | 56 | 72 | 202 | 173 | 141 | 144 | 163 | 216 |
| Sunny days | 4 | 9 | 5 | 8 | 8 | 11 | 0 | 1 | 4 | 3 | 7 | 3 |
| Rainy days | 27 | 19 | 26 | 22 | 23 | 19 | 31 | 30 | 26 | 28 | 23 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Portnablagh during the most sunny months:
Months with the longest average daylight duration in Portnablagh:
The largest precipitation sum in Portnablagh is at