Cardiff Weather Forecast
- 11
- 24
Sunny
- 10
- 21
Possible shower
- 8
- 24
Sunny
- 10
- 25
Showers increasing
- 12
- 22
Showers
- 10
- 21
Partly cloudy
- 7
- 23
Mostly sunny
Today 22 Aug Newcastle
Sunny. Winds northwesterly 15 to 20 km/h tending westerly in the middle of the day then becoming light in the early afternoon.
Cardiff Temperature Statistics View More
August Temperature
Newcastle (Nobbys) (13km)
Lowest 8 August, 2026
6.5 °CAverage August
14.1 °CHighest 20 August, 2026
21.8 °C
Climate (2021–2026)
Newcastle (Nobbys) (13km)
Average Low 2021–2026
15.4 °CAverage 2021–2026
18.6 °CAverage High 2021–2026
22.4 °C