Porthcawl monthly weather averages

  • Average daytime temperature

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

    Porthcawl average temperature chart
    Average monthly temperatures in Porthcawl (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 6.7 6.5 8.5 11 14.2 17 18.9 18.7 16.6 13.6 9.7 7.7
    °F 44 43.6 47.2 51.9 57.5 62.6 66 65.7 61.8 56.4 49.4 45.8

    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 Porthcawl (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 154 104 110 79 83 83 83 110 121 145 152 162
    inches 6.1 4.1 4.3 3.1 3.3 3.3 3.3 4.3 4.8 5.7 6 6.4
    Rainy days 21 16 18 15 16 15 14 16 16 19 20 21
  • Average daily sunshine

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

    Average daily sunshine Porthcawl
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 1.8 2.8 3.9 5.8 6.7 7 6.6 6.2 4.9 3.3 2.6 1.7
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Porthcawl (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 2.1 1.7 2.8 4.3 7.2 10.1 12 12 10.4 8.1 4.6 3
    Max °C 6.8 6.6 8.6 11.2 14.3 17.2 19 18.9 16.7 13.7 9.8 7.8
    Min °F 35.8 35 37 39.8 44.9 50.2 53.6 53.7 50.7 46.6 40.3 37.5
    Max °F 40 39.4 42.2 46 51.4 56.6 59.9 59.8 56.4 51.6 45 41.7
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Porthcawl in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 10.2 9.3 9.2 9.9 11.2 13.1 15.1 16.2 16.1 14.9 13.3 11.6
    °F 50.3 48.8 48.6 49.8 52.2 55.6 59.1 61.2 60.9 58.8 55.9 52.9
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Porthcawl (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 21 20 20 19 17 16 15 16 17 18 20 21
    mph 13 13 13 12 11 10 10 10 11 11 12 13

    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 Porthcawl
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    92% 90% 87% 83% 83% 84% 85% 85% 87% 90% 90% 92%

Other monthly averages

Porthcawl weather stats

Porthcawl weather statistics
Hottest month: July 18.9°C 66°F
Driest month: April 79mm 3.1ins
Sunniest month: May 6.7hrs
Coldest month: February 6.5°C 43.7°F
Wettest month: December 162mm 6.4ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Porthcawl (51.47903, -3.70362)

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