Average annual temperature is 10.5 °C
Absolute maximum temperature: 25.5 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 100 days
Number of rainy days: 265 days
Look at detailed online map of Coolvally
* Weather data for Coolvally 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) | 12.0 | 13.4 | 13.0 | 16.4 | 21.6 | 25.1 | 20.9 | 21.8 | 25.5 | 19.3 | 13.0 | 12.6 |
| Average daytime temperature (°C) | 7.9 | 9.4 | 9.3 | 11.7 | 16.4 | 19.5 | 17.6 | 18.0 | 18.0 | 13.7 | 9.7 | 9.0 |
| Average temperature (°C) | 5.6 | 6.9 | 6.7 | 8.4 | 12.4 | 15.9 | 14.6 | 14.9 | 14.8 | 11.0 | 7.3 | 7.1 |
| Average night temperature (°C) | 3.5 | 4.5 | 4.3 | 5.3 | 8.7 | 12.2 | 11.5 | 12.2 | 11.4 | 8.6 | 5.0 | 4.8 |
| Absolute minimum temperature (°C) | -2.8 | -1.4 | -0.8 | 0.6 | 4.8 | 8.6 | 8.8 | 9.0 | 4.5 | 2.3 | -0.7 | -3.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 13.9 | 15.8 | 16.7 | 16.3 | 14.7 | 12.7 | 10.6 | 8.8 | 7.7 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 4.0 | 4.0 | 4.3 | 7.6 | 10.4 | 11.2 | 9.3 | 7.5 | 7.2 | 4.7 | 4.6 | 2.7 |
| Precipitation (mm) | 85 | 15 | 162 | 91 | 52 | 70 | 131 | 123 | 157 | 178 | 75 | 128 |
| Sunny days | 13 | 15 | 3 | 6 | 13 | 10 | 3 | 2 | 9 | 6 | 12 | 8 |
| Rainy days | 18 | 13 | 28 | 24 | 18 | 20 | 28 | 29 | 21 | 25 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Coolvally during the most sunny months:
Months with the longest average daylight duration in Coolvally:
The largest precipitation sum in Coolvally is at