Llanfairpwllgwyngyll monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Llanfairpwllgwyngyll

Llanfairpwllgwyngyll average temperature chart (Celsius) Llanfairpwllgwyngyll average temperature chart (Fahrenheit)
Average monthly temperatures in Llanfairpwllgwyngyll (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 7.5 9.1 11.4 14.5 17 18.6 18.6 16.7 14.2 10.1 8.4
°F 45.5 45.5 48.3 52.5 58.1 62.7 65.5 65.5 62.1 57.5 50.2 47.2

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Llanfairpwllgwyngyll monthly rainfall chart (mm) Llanfairpwllgwyngyll monthly rainfall chart (inches)
Average monthly rainfall in Llanfairpwllgwyngyll (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 107 72 85 64 64 68 73 94 97 120 129 122
inches 4.2 2.8 3.3 2.5 2.5 2.7 2.9 3.7 3.8 4.7 5.1 4.8
Rainy days 21 16 18 15 15 15 14 16 17 20 21 21

Average annual rainfall in Llanfairpwllgwyngyll: 1143.6mm (450.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Llanfairpwllgwyngyll

Llanfairpwllgwyngyll average daily sunshine chart
Average daily sunshine Llanfairpwllgwyngyll
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 3 3.8 5.7 7.1 7 6.1 5.9 4.7 3.4 2.1 1.5

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Llanfairpwllgwyngyll average minimum / maximum temperatures (Celsius) Llanfairpwllgwyngyll average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Llanfairpwllgwyngyll (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.8 2.4 3.4 4.9 7.4 10 11.9 12 10.6 8.5 5.2 3.7
Max °C 7.6 7.7 9.2 11.6 14.7 17.2 18.8 18.8 16.9 14.3 10.3 8.6
Min °F 37 36.2 38.1 40.7 45.2 50 53.3 53.6 51 47.3 41.3 38.6
Max °F 41.4 41 43.3 46.8 51.8 56.5 59.5 59.7 56.7 52.5 45.9 43

Sea temperature

The graph below shows the average sea temperature.

Llanfairpwllgwyngyll average sea temperature chart (Celsius) Llanfairpwllgwyngyll average sea temperature chart (Fahrenheit)
Average sea temperature around Llanfairpwllgwyngyll in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.4 7.4 7.3 8.3 10.2 12.5 14.5 15.3 15.1 13.9 12.1 10.2
°F 47.2 45.3 45.2 46.9 50.4 54.6 58 59.6 59.2 57.1 53.9 50.4

Wind speed

The graph below shows the average wind speed.

Llanfairpwllgwyngyll average winspeed by month (km/h) Llanfairpwllgwyngyll average winspeed by month (mph)
Average wind speed in Llanfairpwllgwyngyll (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 24 22 22 18 18 17 17 17 20 22 23 23
mph 15 14 14 11 11 11 11 11 12 14 14 15

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Llanfairpwllgwyngyll relative humidity averages
Average relative humidity in Llanfairpwllgwyngyll
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
87% 85% 83% 81% 80% 82% 83% 84% 85% 85% 86% 87%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Llanfairpwllgwyngyll weather stats

Llanfairpwllgwyngyll weather statistics
Hottest month: August 18.6°C 65.5°F
Driest month: May 64mm 2.5ins
Sunniest month: May 7.1hrs
Coldest month: February 7.5°C 45.5°F
Wettest month: November 129mm 5.1ins
Warmest sea: August 15.3°C 59.5°F
Map showing location of Llanfairpwllgwyngyll (53.22141, -4.20329) Llanfairpwllgwyngyll map pin © Google

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