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Cardiff weather in July (Wales, United Kingdom)

Is Cardiff, the United Kingdom a good destination in July, weather-wise? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

During July, Cardiff experiences perfect weather, with pleasant temperatures and moderate rainfall. July is a notable month of the summer season. Daytime temperatures are expected to be around 20°C, cooling off to about 14°C at night.

Precipitation

Cardiff in July usually receives moderate rainfall, averaging around 85 mm for the month. Climate statistics over the past 30 years suggest around 13 days of rain.

Average sunshine

The city usually sees around 202 hours of sunlight, indicating many sunny moments. This makes it a great month for sightseeing.

Average windspeed

In July, average wind speeds reach 4 m/s, leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in July

The water temperature is 15°C, still a bit chilly for most swimmers but manageable for those who don't mind cooler conditions. You might find yourself getting used to it after a few minutes.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Cardiff.

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Cardiff's climate page.

Cardiff, monthly averages in July

Min TemperatureMin Temperature 14°C  
Max TemperatureMax Temperature 20°C  
Water TemperatureWater Temperature 15°C  
Chance of RainChance of Rain 43%  
PrecipitationPrecipitation 85 mm  
Rainy daysRainy days 13 days  
HumidityHumidity 76%  
WindspeedWindspeed 4 m/s  
SunshineSunshine 202 hours  
Percentage SunshinePercentage Sunshine 38%  

Where to go in the United Kingdom in July

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Cardiff's climate page.

So, what should you wear in this month?

For visitors traveling to Cardiff, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. With a water temperature of around 15°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
9/10
Walking
9/10
Barbeque
8/10
Camping
8/10
Outdoor sports
9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Cardiff.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.