Pwllheli monthly weather averages

  • Average daytime temperature

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

    Pwllheli average temperature chart
    Average monthly temperatures in Pwllheli (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 6.9 6.8 8.4 10.8 13.8 16.5 18 18 16.1 13.5 9.8 8
    °F 44.5 44.3 47.2 51.4 56.9 61.8 64.5 64.5 61 56.3 49.6 46.5

    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.

    Average monthly rainfall in Pwllheli (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 145 98 112 82 81 84 89 119 126 156 161 162
    inches 5.7 3.9 4.4 3.2 3.2 3.3 3.5 4.7 4.9 6.1 6.3 6.4
    Rainy days 21 16 18 15 16 15 13 16 16 20 20 21
  • Average daily sunshine

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

    Average daily sunshine Pwllheli
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 1.8 3 3.9 5.9 7.2 7.1 6.4 6.1 4.7 3.4 2.3 1.7
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Pwllheli (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 2.4 1.9 3.1 4.3 6.8 9.5 11.4 11.4 10 8 4.7 3.3
    Max °C 7.1 7 8.6 11 14 16.7 18.2 18.2 16.3 13.7 9.9 8.2
    Min °F 36.2 35.3 37.5 39.7 44.2 49.1 52.5 52.5 49.9 46.3 40.5 37.9
    Max °F 40.5 39.9 42.4 45.7 50.7 55.6 58.6 58.6 55.6 51.4 45.1 42.3
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Pwllheli in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 8.9 8 7.9 8.8 10.7 13 15 15.9 15.6 14.3 12.5 10.5
    °F 48 46.4 46.1 47.8 51.2 55.4 59 60.6 60.1 57.8 54.4 50.9
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Pwllheli (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 25 23 23 19 19 17 17 18 21 22 24 25
    mph 16 14 14 12 12 11 11 11 13 14 15 16

    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.

    Average relative humidity in Pwllheli
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    88% 86% 85% 83% 82% 83% 84% 86% 87% 87% 87% 89%

Other monthly averages

UV index

Pwllheli weather stats

Pwllheli weather statistics
Hottest month: July 18°C 64.4°F
Driest month: May 81mm 3.2ins
Sunniest month: May 7.2hrs
Coldest month: February 6.8°C 44.2°F
Wettest month: December 162mm 6.4ins
Warmest sea: August 15.9°C 60.6°F
Map showing location of Pwllheli (52.8899, -4.41451)

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