Temperatures in April
It's cool to moderate in April in Cardiff with an average temperature of 15°C. Temperatures this month range from a low of 12°C to a high of 19°C. At night, you can expect temperatures between 1°C and 5°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Cardiff in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Cardiff with cool temperatures, averaging around 15°C during the day and nights close to 3°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-April
By mid-April, the average daytime temperature stays the same at 15°C, with nights close to 3°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of April
By the end of April, the average daytime temperature in Cardiff will be around 17°C, with nights close to 5°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Precipitation in April
In April, there is an average of 106 mm of precipitation, spread over 12 days. Of the total precipitation, about 16 cm falls as snow in April. The wind speed is around 3 Bft, mostly coming from the Southwest.
The average precipitation chance is 41% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Cardiff. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Cardiff in April |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 15°C | |
 High Temp |
19°C | 18°C | |
| Low Temp |
12°C | 12°C | |
 Total Precipitation |
106 mm | 29 mm | |
| Rainy Days |
12 days | 7 days | |
 Total Snowfall |
16 cm | 0 cm | |
| Snowy Days |
7 days | 0 days | |
March
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is April a good time to visit Cardiff?
Looking for sun and warm weather? Then April isn’t the best time to be in Cardiff. The temperature is too low this month for a warm stay.
Temperature records for Cardiff in April
With 30°C, Cardiff hit the highest temperature in the last 10 years in April 2023. The lowest daytime temperature in this month was 2°C in 2022. The extreme night temperatures ranged from a low of -4°C to a high of 10°C.
Check out the climate of Cardiff for all months and discover the best travel time
Daily Temperature in April in Cardiff
This chart shows the average daily temperatures, both day and night, for each day in April in Cardiff, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Cardiff
The chart below shows the average daily precipitation in April for Cardiff, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 12 days of rain in Cardiff.
Daily Snowfall in April in Cardiff
This chart shows the average daily snowfall in April in Cardiff, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in April.
Daily UV Index in April in Cardiff
This chart shows the average daily UV index in April in Cardiff, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Cardiff Over the Years
This chart shows the average temperature in April in Cardiff, measured in degrees Celsius, over the past years.
Total Precipitation in April in Cardiff Over the Years
This chart shows the average precipitation in April in Cardiff, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in April in Cardiff per year
This chart shows the average snowfall in April in Cardiff, measured in centimetres, over the past years.
Daily climate in April for Cardiff
Click on a specific day in April for detailed info on the typical weather on that day in Cardiff. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Cardiff
Have you been to Cardiff in April?
Share your weather experience in April in Cardiff.
Average Weather in Cardiff by Month
Click on a month below to see detailed weather info for Cardiff. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
