Average annual temperature is 10.7 °C
Absolute maximum temperature: 26.5 °C
Absolute minimum temperature: -3 °C
Number of sunny days: 82
Number of rainy days: 282
Number of snow days: 1
Average annual precipitation: 1076 mm
Look at detailed online map of Portlaoise
* Weather data for Portlaoise Ireland is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.9 | 13.4 | 15.3 | 18.1 | 21.2 | 26.5 | 20.5 | 23.9 | 26.2 | 21.3 | 13.4 | 12.8 |
| Average daytime temperature (°C) | 8.1 | 9.8 | 9.8 | 12.7 | 16.9 | 21.1 | 17.8 | 18.7 | 18.5 | 14.3 | 9.7 | 8.9 |
| Average temperature (°C) | 5.7 | 7.2 | 6.9 | 8.9 | 12.8 | 16.6 | 14.7 | 15.3 | 14.8 | 11.1 | 7.3 | 7 |
| Average night temperature (°C) | 3.5 | 4.7 | 4.2 | 5.2 | 8.6 | 12.1 | 11.6 | 12.3 | 11.3 | 8.1 | 4.9 | 4.9 |
| Absolute minimum temperature (°C) | -3 | -1.8 | -1.2 | -0.5 | 5 | 6.9 | 8.2 | 9.2 | 4.2 | 1.4 | -1.5 | -2.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.9 | 10.8 | 12.9 | 14.9 | 16.6 | 16.9 | 16.9 | 15.6 | 13.7 | 11.6 | 9.5 | 8 |
| Daylight mean duration (h) | 8.2 | 9.9 | 11.9 | 14 | 15.8 | 16.9 | 16.4 | 14.7 | 12.7 | 10.6 | 8.7 | 7.7 |
| Daylight minimum duration (h) | 7.7 | 9 | 10.8 | 13 | 15 | 16.6 | 15.7 | 13.8 | 11.7 | 9.6 | 8 | 7.6 |
| Sunshine mean duration (h) | 4.5 | 3.6 | 5 | 7.7 | 10.1 | 11.7 | 9.6 | 8.2 | 7.7 | 6.3 | 4.6 | 2.9 |
| Precipitation (mm) | 82 | 17 | 121 | 70 | 34 | 66 | 145 | 98 | 141 | 145 | 59 | 97 |
| Sunny days | 9 | 11 | 3 | 5 | 15 | 10 | 1 | 7 | 6 | 9 | 6 | |
| Rainy days | 22 | 17 | 28 | 25 | 16 | 20 | 30 | 31 | 23 | 25 | 20 | 25 |
The best time to visit Portlaoise during the most sunny months:
Months with the longest average daylight duration in Portlaoise:
The largest precipitation sum in Portlaoise is at