7 to 19°C
temperature
2225 hours
sunshine per day
455 mm
rain
195 days
dry
167 days
rain
3 days
snow

Climate of Llantwit Major

Llantwit Major has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Llantwit Major is 13° degrees and there is about 455 mm of rain in a year. It is dry for 167 days a year with an average humidity of 84% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 7°C and 19°C
  • Night:the average nighttime temperature is between 4°C and 13°C
  • Sea temperature: the sea temperature is between 3°C and 29°C
  • Rain: it rains 167 days and there is a total of approximately 455 mm rainfall
  • Snow: it snows an average of 3 days per year
  • Sun hours: throughout the year there are 2225 sun hours
Maximum temperature: between 7°C and 19°C
Warmest month: 19°C in July
Coldest month: 7°C in January
Night temperature: between 4°C and 13°C
Sea temperature: between 3°C and 29°C
Dry days: 195 days
Days with rain: 167 days
Days with snow: 3 days
Total rain sum: 455 mm
Hours of sunshine: 2225 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Llantwit Major.

Precipitation graph

This graph shows the average amount of rainfall per month for Llantwit Major.

Climate table of Llantwit Major

In this climate table you can see at a glance what the average weather per month is for Llantwit Major. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Llantwit Major might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 7 8 10 12 15 17 19 18 17 14 10 8
Night temp. (°C) 4 4 4 6 8 11 13 13 11 10 7 5
Water temp. (°C) 3 13 8 20 19 29 21 20 18 15 13 9
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 41 33 36 27 33 37 37 38 22 40 56 55
Days with rain 15 11 14 13 14 14 16 15 12 13 16 14
Days with snow 1 1 - - - - - - - - - 1
Dry days 15 16 17 17 17 16 15 16 18 18 14 16
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 4 6 8 8 8 8 8 7 5 4 4
Wind force (Bft) 4 4 3 3 3 3 3 3 3 3 4 4
UV-index 2 2 2 3 4 4 4 4 4 3 2 2

Best time to visit Llantwit Major

The best time to visit Llantwit Major in Wales is in July and August. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Llantwit Major is 19°C in July and the lowest is 7°C in January. The highest water temperature is 29°C and at its coldest the water is 3°C.

Climate of Llantwit Major by month

What is the average climate in a given month for Llantwit Major? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Llantwit Major weather experiences

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