Average annual temperature is 11.6 °C
Absolute maximum temperature: 27.5 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 108
Number of rainy days: 256
Number of snow days: 1
Average annual precipitation: 1512 mm
Look at detailed online map of Cardiff
* Weather data for Cardiff United Kingdom is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.8 | 12 | 14.1 | 16.8 | 21.3 | 26.5 | 24.9 | 24.5 | 27.5 | 21.4 | 14.9 | 12.7 |
| Average daytime temperature (°C) | 8.3 | 9.4 | 10.1 | 12.5 | 17.7 | 22.2 | 19.1 | 19.9 | 20.7 | 15.8 | 10.9 | 10.1 |
| Average temperature (°C) | 5.6 | 6.4 | 7.6 | 9 | 13.5 | 17.7 | 16 | 16.4 | 17.1 | 12.9 | 8.2 | 8.1 |
| Average night temperature (°C) | 2.9 | 3.3 | 5.3 | 5.3 | 9.2 | 13.2 | 12.7 | 12.7 | 13.5 | 10.3 | 5.4 | 5.8 |
| Absolute minimum temperature (°C) | -3.3 | -2.1 | -1.2 | 1 | 6.1 | 8.3 | 7.6 | 9.4 | 6.4 | 3.1 | -4.9 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.1 | 10.8 | 12.9 | 14.8 | 16.3 | 16.6 | 16.6 | 15.4 | 13.6 | 11.6 | 9.7 | 8.2 |
| Daylight mean duration (h) | 8.4 | 10 | 11.9 | 13.9 | 15.6 | 16.6 | 16.1 | 14.6 | 12.7 | 10.7 | 8.9 | 7.9 |
| Daylight minimum duration (h) | 7.9 | 9.2 | 10.9 | 13 | 14.8 | 16.3 | 15.5 | 13.7 | 11.7 | 9.7 | 8.2 | 7.8 |
| Sunshine mean duration (h) | 4.4 | 5.8 | 6.5 | 8.4 | 12.1 | 12.7 | 10.4 | 9.8 | 8 | 6.6 | 4.4 | 3 |
| Precipitation (mm) | 165 | 32 | 192 | 97 | 51 | 58 | 202 | 108 | 107 | 195 | 111 | 194 |
| Sunny days | 12 | 12 | 4 | 8 | 15 | 15 | 1 | 4 | 12 | 8 | 12 | 5 |
| Rainy days | 18 | 16 | 27 | 22 | 16 | 15 | 30 | 27 | 18 | 23 | 18 | 26 |
| Snow days | 1 |
The best time to visit Cardiff during the most sunny months:
Months with the longest average daylight duration in Cardiff:
The largest precipitation sum in Cardiff is at