Average annual temperature is 9.6 °C
Absolute maximum temperature: 25.7 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 105 days
Number of rainy days: 258 days
Number of snow days: 2 days
Look at detailed online map of Garn-yr-erw
* Weather data for Garn-yr-erw United Kingdom is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.5 | 11.0 | 11.7 | 15.3 | 19.0 | 23.9 | 22.7 | 22.4 | 25.7 | 21.1 | 12.5 | 11.0 |
| Average daytime temperature (°C) | 6.3 | 7.6 | 7.8 | 10.4 | 15.7 | 19.9 | 17.0 | 17.8 | 18.4 | 13.6 | 8.6 | 7.8 |
| Average temperature (°C) | 3.8 | 4.9 | 5.3 | 7.0 | 11.5 | 15.5 | 14.1 | 14.4 | 15.2 | 10.9 | 6.2 | 6.0 |
| Average night temperature (°C) | 1.4 | 2.1 | 3.1 | 3.2 | 7.4 | 11.0 | 11.0 | 11.4 | 11.9 | 8.6 | 4.0 | 3.9 |
| Absolute minimum temperature (°C) | -4.0 | -3.2 | -3.0 | -2.0 | 4.8 | 5.6 | 7.8 | 8.8 | 6.4 | 2.3 | -2.9 | -5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 8.4 | 10.0 | 11.9 | 13.9 | 15.7 | 16.6 | 16.1 | 14.6 | 12.7 | 10.7 | 8.9 | 7.9 |
| 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) | 3.7 | 4.2 | 4.1 | 6.7 | 11.4 | 11.6 | 9.2 | 8.8 | 7.0 | 5.3 | 3.5 | 1.8 |
| Precipitation (mm) | 168 | 11 | 189 | 102 | 60 | 72 | 177 | 110 | 117 | 167 | 115 | 218 |
| Sunny days | 13 | 15 | 3 | 8 | 14 | 12 | 2 | 6 | 8 | 7 | 13 | 4 |
| Rainy days | 18 | 13 | 27 | 22 | 17 | 18 | 29 | 25 | 22 | 24 | 17 | 26 |
| Snow days | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Garn-yr-erw during the most sunny months:
Months with the longest average daylight duration in Garn-yr-erw:
The largest precipitation sum in Garn-yr-erw is at