The weather in Wales on wednesday 15 October 2025
The average max temperature in Wales on 15 October is normally around 14°C. For comparison, the highest daytime temperature in the past 10 years was 16°C in 2017, while the lowest was 12°C in 2023.
There’s a small chance of precipitation, as 4 of the past 10 years saw precipitation on this day, averaging 3,6 mm.The wind often comes from the Southeast with a maximum speed of 3 Bft.The UV index can reach 4.
Temperature on 15 October in Wales per year
This chart shows the average temperature on 15 October in Wales, measured in degrees Celsius, over the past years.
Precipitation on 15 October in Wales over the past years
This chart shows the total measured precipitation in millimeters on 15 October in Wales over the past years.
Average weather in Wales by month
Click on a month below to see detailed weather info for Wales. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.