Ystalyfera monthly weather averages

Contents

Average daytime temperature

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

Ystalyfera average temperature chart (Celsius) Ystalyfera average temperature chart (Fahrenheit)
Average monthly temperatures in Ystalyfera (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.3 6.2 8.2 10.9 14.1 17 18.7 18.5 16.3 13.3 9.3 7.4
°F 43.3 43.2 46.7 51.7 57.4 62.5 65.7 65.4 61.3 56 48.7 45.3

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.

Ystalyfera monthly rainfall chart (mm) Ystalyfera monthly rainfall chart (inches)
Average monthly rainfall in Ystalyfera (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 199 132 148 103 107 104 102 136 154 186 192 214
inches 7.8 5.2 5.8 4.1 4.2 4.1 4 5.4 6.1 7.3 7.6 8.4
Rainy days 21 16 18 15 16 15 14 16 17 19 20 20

Average annual rainfall in Ystalyfera: 1825.4mm (718.7 inches)

Average daily sunshine

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

Ystalyfera average daily sunshine chart
Average daily sunshine Ystalyfera
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 2.7 3.6 5.5 6.4 6.6 6.1 5.9 4.6 3.3 2.5 1.6

Day / night temperatures

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

Ystalyfera average minimum / maximum temperatures (Celsius) Ystalyfera average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ystalyfera (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.6 1.3 2.3 3.9 6.7 9.7 11.5 11.5 9.8 7.6 4 2.5
Max °C 6.4 6.4 8.3 11.1 14.3 17.2 18.9 18.7 16.5 13.5 9.4 7.5
Min °F 34.9 34.3 36.1 39 44.1 49.4 52.7 52.7 49.6 45.6 39.2 36.5
Max °F 39.2 38.8 41.5 45.5 50.9 56.1 59.4 59.2 55.6 50.9 44.1 41

Sea temperature

The graph below shows the average sea temperature.

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

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

Ystalyfera relative humidity averages
Average relative humidity in Ystalyfera
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 90% 87% 83% 83% 85% 85% 86% 88% 90% 90% 92%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Ystalyfera weather stats

Ystalyfera weather statistics
Hottest month: July 18.7°C 65.7°F
Driest month: July 102mm 4ins
Sunniest month: May 6.4hrs
Coldest month: February 6.2°C 43.2°F
Wettest month: December 214mm 8.4ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Ystalyfera (51.76716, -3.78082) Ystalyfera map pin © Google

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