Average annual temperature is 11.0 °C
Absolute maximum temperature: 26.8 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 85 days
Number of rainy days: 280 days
Look at detailed online map of Glaster
* Weather data for Glaster 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) | 12.8 | 14.7 | 15.3 | 18.2 | 22.0 | 26.8 | 21.3 | 24.1 | 26.3 | 21.5 | 13.7 | 12.8 |
| Average daytime temperature (°C) | 8.4 | 10.1 | 10.2 | 13.1 | 17.1 | 21.3 | 17.7 | 18.8 | 18.6 | 14.5 | 10.2 | 9.2 |
| Average temperature (°C) | 6.0 | 7.6 | 7.3 | 9.4 | 13.0 | 16.9 | 14.9 | 15.5 | 15.0 | 11.4 | 7.7 | 7.4 |
| Average night temperature (°C) | 3.7 | 4.8 | 4.6 | 5.8 | 8.7 | 12.4 | 12.0 | 12.4 | 11.7 | 8.6 | 5.3 | 5.2 |
| Absolute minimum temperature (°C) | -3.5 | -2.1 | -1.6 | 0.5 | 4.8 | 7.1 | 8.7 | 9.4 | 5.7 | 2.0 | -2.6 | -3.3 |
| 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 | 7.0 |
| Daylight mean duration (h) | 8.2 | 9.9 | 11.9 | 14.0 | 15.9 | 16.9 | 16.4 | 14.7 | 12.7 | 10.6 | 8.7 | 7.6 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 12.0 | 15.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 3.5 | 3.1 | 4.4 | 6.9 | 9.1 | 11.0 | 8.7 | 8.5 | 6.9 | 4.6 | 4.4 | 2.5 |
| Precipitation (mm) | 99 | 29 | 151 | 77 | 49 | 96 | 163 | 117 | 170 | 143 | 82 | 115 |
| Sunny days | 8 | 11 | 3 | 7 | 16 | 10 | 1 | 3 | 5 | 8 | 8 | 5 |
| Rainy days | 23 | 17 | 28 | 23 | 15 | 20 | 30 | 28 | 25 | 23 | 22 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Glaster during the most sunny months:
Months with the longest average daylight duration in Glaster:
The largest precipitation sum in Glaster is at