Cardiff Weather Forecast
- 17
- 26
Partly cloudy
- 18
- 24
Sunny day
- 15
- 21
Partly cloudy
- 15
- 20
Sunny day
- 16
- 21
Sunny day
- 17
- 23
Cloudy
- 17
- 24
Cloudy
Today 28 Jul Wales
A dull and cloudy start, with a continued chance of light rain and drizzle through the morning. Becoming drier and brighter during the afternoon. Feeling very warm in the sunshine. Maximum temperature 25 °C.
Cardiff Temperature Statistics
July Temperature
St-athan (20km)
Lowest 3 July, 2026
11.1 °CAverage July
19.6 °CHighest 10 July, 2026
31.9 °C
Climate (2021–2026)
St-athan (20km)
Average Low 2021–2026
9 °CAverage 2021–2026
11.9 °CAverage High 2021–2026
14.7 °C