What is the climate like in Wales?

The climate of Wales has an average yearly temperature of 15°C. Throughout the year, the average monthly temperature can drop to 8°C and rise to 20°C.

Annually, about 1259 mm of rain falls. This gives a good overview of how much rain to expect in Wales. Additionally, about 9,8 cm of snow falls each year.

The best time to visit Wales is June until August. During this period, you will experience pleasant temperatures and not too much rain, making it ideal to visit Wales.


  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 8 9 11 13 16 19 20 19 18 15 11 10
Rainfall (mm) 143 112 100 51 69 79 77 87 101 136 137 167
Snowfall (cm) 2,4 1,1 3,0 0,3 0 0 0 0 0 0 0,7 2,3
  • Average yearly temperature: 15°C
  • Highest temperature: 20°C in July
  • Lowest temperature: 8°C in January
  • Rainfall: 1259 mm per year, averaging 105 mm by month
  • Driest months: 51 mm in April, 69 mm in May and 77 mm in July
  • Wettest months: 167 mm in December, 143 mm in January and 137 mm in November
  • Snowfall: 9,8 cm per year

Climate table Wales

The climate table for Wales shows the average temperatures, rainfall, snowfall, and UV index by month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 8 9 11 13 16 19 20 19 18 15 11 10
Nighttime temperature (°C) 3 3 3 4 8 10 12 12 10 8 5 5
Rainfall (mm) 143 112 100 51 69 79 77 87 101 136 137 167
Snowfall (cm) 2,4 1,1 3,0 0,3 0 0 0 0 0 0 0,7 2,3
UV Index 1 3 4 6 7 7 6 6 5 3 2 1
Best month No No No No No Yes Yes Yes No No No No

Temperature by month in Wales

This graph shows the average high temperatures in degrees Celsius for each month in Wales

Temperature by month in Wales

Rainfall by month in Wales

This graph shows the average monthly rainfall in millimeters in Wales.

Rainfall by month in Wales

Snowfall by month in Wales

This graph shows the average snowfall in centimeters by month in Wales.

Snowfall by month in Wales

UV index by month in Wales

This graph shows the average UV index by month in Wales.

UV index by month in Wales

Yearly temperature in Wales

This graph shows the average yearly temperature in Wales, measured in degrees Celsius.

Yearly temperature in Wales

Yearly total rainfall in Wales

This graph shows the average yearly rainfall in millimeters in Wales.

Rainfall per year in Wales

Yearly snowfall in Wales

This graph shows the average yearly snowfall in Wales, measured in centimeters.

Snowfall per year in Wales

Weather experiences in Wales

Write your own review

Have you ever been to Wales?

Share your weather experiences in Wales.

Your email will not be displayed in the review and will not be shared with third parties.

Average weather in Wales by month

Click on a month below to see in detail how the weather typically is in Wales and what to expect. Based on the historical weather data of Wales, you can view the average temperature, rainfall, wind, and UV index for each day of the month.