8 to 18°C
temperature
2262 hours
sunshine per day
204 mm
rain
210 days
dry
153 days
rain
2 days
snow

Climate of Llansteffan

Llansteffan has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Llansteffan is 13° degrees and there is about 203 mm of rain in a year. It is dry for 154 days a year with an average humidity of 83% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 8°C and 18°C
  • Night:the average nighttime temperature is between 5°C and 14°C
  • Sea temperature: the sea temperature is between 9°C and 18°C
  • Rain: it rains 153 days and there is a total of approximately 204 mm rainfall
  • Snow: it snows an average of 2 days per year
  • Sun hours: throughout the year there are 2262 sun hours
Maximum temperature: between 8°C and 18°C
Warmest month: 18°C in July
Coldest month: 8°C in January
Night temperature: between 5°C and 14°C
Sea temperature: between 9°C and 18°C
Dry days: 210 days
Days with rain: 153 days
Days with snow: 2 days
Total rain sum: 204 mm
Hours of sunshine: 2262 hours

Temperature graph

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

Precipitation graph

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

Climate table of Llansteffan

In this climate table you can see at a glance what the average weather per month is for Llansteffan. 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 Llansteffan might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 8 8 9 12 14 16 18 17 16 14 11 9
Night temp. (°C) 5 5 5 7 9 12 14 14 12 11 8 7
Water temp. (°C) 10 10 9 11 13 16 18 18 18 17 15 13
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 19 16 21 13 12 13 16 13 10 17 26 28
Days with rain 14 11 11 11 12 12 15 13 11 12 14 17
Days with snow 1 1 - - - - - - - - - -
Dry days 16 16 20 19 19 18 16 18 19 19 16 14
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 4 4 4
Wind force (Bft) 4 4 4 3 3 3 3 3 3 4 4 4
UV-index 2 2 3 3 4 4 4 4 4 4 3 2

Best time to visit Llansteffan

The best time to visit Llansteffan in Wales is July. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Llansteffan is 18°C in July and the lowest is 8°C in January. The maximum water temperature is 18°C and the lowest water temperature is 9°C.

Climate of Llansteffan by month

What is the average climate in a given month for Llansteffan? 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.

Llansteffan weather experiences

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