Average annual temperature is 10.9 °C
Absolute maximum temperature: 27.5 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Cilgwyn
* Weather data for Cilgwyn 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) | 11.6 | 12.0 | 12.6 | 15.9 | 18.7 | 24.6 | 21.9 | 21.5 | 27.5 | 19.5 | 13.3 | 12.0 |
| Average daytime temperature (°C) | 7.8 | 8.6 | 8.8 | 11.4 | 15.0 | 20.1 | 17.1 | 17.5 | 18.9 | 14.2 | 10.1 | 9.5 |
| Average temperature (°C) | 6.0 | 6.4 | 6.7 | 8.4 | 11.9 | 16.5 | 14.9 | 15.3 | 16.1 | 12.0 | 8.3 | 7.9 |
| Average night temperature (°C) | 3.8 | 4.2 | 4.6 | 5.4 | 8.6 | 12.6 | 12.7 | 13.1 | 13.4 | 10.1 | 6.3 | 6.3 |
| Absolute minimum temperature (°C) | -2.7 | -0.5 | -0.9 | 2.1 | 5.2 | 8.0 | 10.6 | 9.9 | 8.2 | 4.9 | -1.5 | -3.0 |
| 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 | 9.9 | 11.9 | 13.9 | 15.7 | 16.6 | 16.2 | 14.6 | 12.7 | 10.7 | 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) | 4.3 | 4.6 | 4.8 | 8.2 | 11.7 | 12.2 | 9.8 | 9.1 | 7.3 | 4.8 | 4.4 | 2.4 |
| Precipitation (mm) | 143 | 27 | 233 | 82 | 37 | 51 | 143 | 112 | 150 | 140 | 156 | 224 |
| Sunny days | 8 | 11 | 3 | 9 | 17 | 11 | 1 | 2 | 2 | 5 | 4 | 2 |
| Rainy days | 23 | 17 | 28 | 21 | 14 | 19 | 30 | 29 | 28 | 26 | 26 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Cilgwyn during the most sunny months:
Months with the longest average daylight duration in Cilgwyn:
The largest precipitation sum in Cilgwyn is at