Clydach monthly weather averages

Average daytime temperature

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

Clydach average temperature chart (Celsius) Clydach average temperature chart (Fahrenheit)
Average monthly temperatures in Clydach (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.6 6.5 8.5 11.1 14.2 17 18.9 18.5 16.4 13.5 9.6 7.7
°F 43.9 43.8 47.2 51.9 57.6 62.6 66 65.4 61.6 56.2 49.2 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.

Clydach monthly rainfall chart (mm) Clydach monthly rainfall chart (inches)
Average monthly rainfall in Clydach (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 182 120 133 94 99 98 97 130 144 174 179 192
inches 7.2 4.7 5.3 3.7 3.9 3.9 3.8 5.1 5.7 6.8 7 7.6
Rainy days 21 16 18 15 16 15 14 16 16 19 20 20

Average annual rainfall in Clydach: 1690.333mm (665.5 inches)

Average daily sunshine

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

Clydach average daily sunshine chart
Average daily sunshine Clydach
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.8 2.7 3.7 5.7 6.6 6.8 6.3 6 4.7 3.4 2.6 1.7

Day / night temperatures

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

Clydach average minimum / maximum temperatures (Celsius) Clydach average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Clydach (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.9 1.6 2.6 4.2 7 9.8 11.8 11.7 10 7.8 4.3 2.8
Max °C 6.7 6.7 8.6 11.3 14.4 17.2 19.1 18.7 16.6 13.6 9.7 7.8
Min °F 35.4 34.8 36.7 39.5 44.6 49.6 53.2 53.1 50 46 39.7 37
Max °F 39.7 39.4 42.1 45.9 51.3 56.3 59.7 59.4 55.9 51.3 44.6 41.5

Sea temperature

The graph below shows the average sea temperature.

Clydach average sea temperature chart (Celsius) Clydach average sea temperature chart (Fahrenheit)
Average sea temperature around Clydach 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.

Clydach average winspeed by month (km/h) Clydach average winspeed by month (mph)
Average wind speed in Clydach (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 22 21 21 19 18 16 16 17 18 19 21 22
mph 14 13 13 12 11 10 10 10 11 12 13 14

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.

Clydach relative humidity averages
Average relative humidity in Clydach
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 89% 86% 83% 82% 84% 85% 86% 88% 89% 90% 92%

Other monthly averages

UV index Best time to go?

Clydach weather stats

Clydach weather statistics
Hottest month: July 18.9°C 66°F
Driest month: April 94mm 3.7ins
Sunniest month: May 6.6hrs
Coldest month: February 6.5°C 43.7°F
Wettest month: December 192mm 7.6ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Clydach (51.68333, -3.9) Clydach map pin © Google

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