Cardiff Weather in August
What's the weather like in Cardiff (Wales) in August 2024?
The climate in Cardiff during August can be summarized as mild and a little damp.
August is in the summer in Cardiff and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 12°C (54°F) is normal.
| Daytime temperature | 20.2°C 68.3°F |
|---|---|
| Nightly temperature | 12.1°C 53.7°F |
| Average temperature | 16.1°C 61°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 81 mm 3.2 ins |
| Rainy days | 15 days |
| Sea temperature | 16.2°C 61.2°F |
| Humidity | 83% |
| Windspeed | 15.5kph 10 mph |
On average August is the 6th wettest month of the year in Cardiff with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
August temperatures in Cardiff
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cardiff in August 2024.
Other monthly averages
Best places to visit in August
Cardiff weather stats
| Hottest month: | July | 20.2°C 68.4°F |
|---|---|---|
| Driest month: | April | 60mm 2.4ins |
| Sunniest month: | August | 6.6hrs |
| Coldest month: | February | 7.2°C 45°F |
| Wettest month: | December | 109mm 4.3ins |
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