Gelligaer monthly weather averages

Contents

Average daytime temperature

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

Gelligaer average temperature chart (Celsius) Gelligaer average temperature chart (Fahrenheit)
Average monthly temperatures in Gelligaer (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.5 6.4 8.7 11.5 14.8 17.8 19.6 19.4 17.1 13.6 9.5 7.5
°F 43.8 43.6 47.7 52.6 58.6 64 67.3 66.8 62.7 56.6 49.1 45.5

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.

Gelligaer monthly rainfall chart (mm) Gelligaer monthly rainfall chart (inches)
Average monthly rainfall in Gelligaer (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 142 101 105 77 81 77 75 97 115 131 133 148
inches 5.6 4 4.1 3 3.2 3 3 3.8 4.5 5.2 5.2 5.8
Rainy days 20 15 18 15 16 15 13 15 16 18 19 20

Average annual rainfall in Gelligaer: 1330.233mm (523.7 inches)

Average daily sunshine

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

Gelligaer average daily sunshine chart
Average daily sunshine Gelligaer
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.8 2.7 3.8 5.5 6.5 7.1 6.5 6.3 4.9 3.3 2.6 1.7

Day / night temperatures

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

Gelligaer average minimum / maximum temperatures (Celsius) Gelligaer average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Gelligaer (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.6 1.1 2.3 3.8 6.7 9.6 11.4 11.5 9.8 7.4 4 2.4
Max °C 6.7 6.6 8.9 11.7 15 18 19.8 19.6 17.3 13.8 9.7 7.7
Min °F 34.8 33.9 36.1 38.8 44 49.3 52.5 52.6 49.6 45.3 39.1 36.2
Max °F 39.4 38.8 42.1 45.9 51.4 56.8 60.1 59.9 56.3 51.1 44.2 41

Sea temperature

The graph below shows the average sea temperature.

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

Gelligaer average winspeed by month (km/h) Gelligaer average winspeed by month (mph)
Average wind speed in Gelligaer (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 19 19 18 17 16 15 16 17 17 19 20
mph 12 12 12 11 10 10 9 10 10 11 12 12

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.

Gelligaer relative humidity averages
Average relative humidity in Gelligaer
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 89% 86% 83% 83% 83% 84% 84% 87% 90% 90% 92%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Gelligaer weather stats

Gelligaer weather statistics
Hottest month: July 19.6°C 67.3°F
Driest month: July 75mm 3ins
Sunniest month: August 6.3hrs
Coldest month: February 6.4°C 43.5°F
Wettest month: December 148mm 5.8ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Gelligaer (51.66444, -3.25611) Gelligaer map pin © Google

Locations nearby

Top United Kingdom locations