The weather in Wales on monday 30 June 2025
The average max temperature in Wales on 30 June is normally around 20°C. For comparison: the highest daytime temperature in the past 10 years was 28°C in 2015, while the lowest was 15°C in 2017.
There’s a fair chance of precipitation, as 5 out of the last 10 years had some, with an average of 3,1 mm on this day. The wind often comes from the Southwest with a maximum strength of 4 Bft.The UV index can reach 7.
29 June
Temperature on 30 June in Wales per year
This chart shows the average temperature on 30 June in Wales, measured in degrees Celsius, over the past years.
Precipitation on 30 June in Wales over the past years
This chart shows the total measured precipitation in millimetres on 30 June 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.
