Temperatures in October
It's cool to moderate in October in Cardiff with an average temperature of 15°C. Temperatures this month range from a low of 13°C to a high of 16°C. At night, you can expect temperatures between 6°C and 11°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Cardiff in October. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of October
The month of October starts in Cardiff with cool temperatures, averaging around 16°C during the day and nights close to 10°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-October
By mid-October, the average daytime temperature drops to around 15°C, with nights close to 9°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of October
By the end of October, the average daytime temperature in Cardiff will be around 14°C, with nights close to 9°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Discover cheap trips to Cardiff 
Precipitation in October
In October, there is an average of 133 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the South.
Across the whole month, the average precipitation chance is 53% per day.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in October 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 October |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 15°C | |
 High Temp |
16°C | 17°C | |
| Low Temp |
13°C | 13°C | |
 Total Precipitation |
133 mm | 115 mm | |
| Rainy Days |
16 days | 14 days | |
September
UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is October a good time to visit Cardiff?
Looking for sun and warm weather? Then October 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 October
With 22°C, Cardiff hit the highest temperature in the last 10 years in October 2023. The lowest daytime temperature in this month was 7°C in 2018. The extreme night temperatures ranged from a low of -5°C to a high of 17°C.
Check out the climate of Cardiff for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Cardiff and see what our partners have for you.
Daily Temperature in October in Cardiff
This chart shows the average daily temperatures, both day and night, for each day in October 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 October in Cardiff
The chart below shows the average daily precipitation in October 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 October, you can expect around 16 days of rain in Cardiff.
Daily UV Index in October in Cardiff
This chart shows the average daily UV index in October 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 October in Cardiff Over the Years
This chart shows the average temperature in October in Cardiff, measured in degrees Celsius, over the past years.
Total Precipitation in October in Cardiff Over the Years
This chart shows the average precipitation in October in Cardiff, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in October for Cardiff
Click on a specific day in October 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 October in Cardiff
Have you been to Cardiff in October?
Share your weather experience in October 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.
