Average annual temperature is 9.6 °C
Absolute maximum temperature: 26.2 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 76 days
Number of rainy days: 286 days
Number of snow days: 3 days
Look at detailed online map of Dyffryn-castell
* Weather data for Dyffryn-castell 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) | 10.6 | 12.8 | 11.9 | 15.8 | 20.5 | 25.0 | 22.1 | 24.0 | 26.2 | 20.6 | 12.3 | 11.4 |
| Average daytime temperature (°C) | 6.2 | 7.6 | 7.6 | 10.6 | 15.6 | 19.9 | 16.1 | 16.8 | 18.2 | 13.4 | 8.0 | 7.6 |
| Average temperature (°C) | 4.1 | 5.2 | 5.3 | 7.3 | 11.5 | 15.7 | 13.6 | 14.0 | 15.2 | 10.8 | 6.2 | 5.9 |
| Average night temperature (°C) | 1.8 | 3.0 | 3.0 | 3.7 | 7.2 | 11.3 | 11.1 | 11.4 | 12.3 | 8.6 | 4.0 | 4.1 |
| Absolute minimum temperature (°C) | -4.8 | -1.4 | -2.9 | 0.2 | 3.1 | 6.5 | 7.5 | 7.9 | 6.2 | 2.4 | -2.7 | -4.4 |
| 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) | 8.3 | 9.9 | 11.9 | 13.9 | 15.7 | 16.7 | 16.2 | 14.7 | 12.7 | 10.6 | 8.8 | 7.8 |
| 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) | 3.6 | 4.3 | 4.1 | 7.7 | 11.6 | 11.7 | 9.3 | 8.8 | 7.1 | 5.2 | 3.3 | 1.7 |
| Precipitation (mm) | 252 | 65 | 252 | 144 | 42 | 111 | 290 | 174 | 184 | 227 | 265 | 353 |
| Sunny days | 8 | 10 | 3 | 9 | 14 | 10 | 1 | 1 | 5 | 8 | 5 | 2 |
| Rainy days | 21 | 18 | 27 | 21 | 17 | 20 | 30 | 30 | 25 | 23 | 25 | 29 |
| Snow days | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Dyffryn-castell during the most sunny months:
Months with the longest average daylight duration in Dyffryn-castell:
The largest precipitation sum in Dyffryn-castell is at