Ballymoney monthly weather averages

Average daytime temperature

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

Ballymoney average temperature chart (Celsius) Ballymoney average temperature chart (Fahrenheit)
Average monthly temperatures in Ballymoney (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.7 6.8 8.6 11 13.7 16.4 17.5 17.4 15.4 12.8 9.1 7.4
°F 44 44.2 47.6 51.7 56.7 61.4 63.5 63.3 59.8 55 48.3 45.4

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.

Ballymoney monthly rainfall chart (mm) Ballymoney monthly rainfall chart (inches)
Average monthly rainfall in Ballymoney (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 109 74 84 60 66 65 70 85 97 113 104 101
inches 4.3 2.9 3.3 2.4 2.6 2.6 2.7 3.4 3.8 4.4 4.1 4
Rainy days 22 17 20 16 17 17 18 19 20 22 21 22

Average annual rainfall in Ballymoney: 1076.4mm (423.8 inches)

Average daily sunshine

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

Ballymoney average daily sunshine chart
Average daily sunshine Ballymoney
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.5 2.5 3.3 5.4 6.2 5.8 4.7 4.6 3.7 2.8 2 1.2

Day / night temperatures

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

Ballymoney average minimum / maximum temperatures (Celsius) Ballymoney average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ballymoney (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.2 1.1 2.2 3.5 5.7 8.5 10.4 10.1 8.6 6.7 3.2 2.1
Max °C 6.8 6.9 8.8 11.2 13.9 16.6 17.7 17.6 15.6 13 9.2 7.6
Min °F 34.2 34 36 38.2 42.3 47.2 50.6 50.1 47.5 44 37.8 35.7
Max °F 39.2 39.2 41.9 45.1 49.6 54.5 57.2 56.8 53.8 49.6 43.2 40.6

Sea temperature

The graph below shows the average sea temperature.

Ballymoney average sea temperature chart (Celsius) Ballymoney average sea temperature chart (Fahrenheit)
Average sea temperature around Ballymoney in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.7 7.9 7.8 8.5 10 11.9 13.5 14.3 14 13 11.6 10.1
°F 47.7 46.2 46.1 47.4 50 53.5 56.3 57.8 57.2 55.4 52.8 50.1

Wind speed

The graph below shows the average wind speed.

Ballymoney average winspeed by month (km/h) Ballymoney average winspeed by month (mph)
Average wind speed in Ballymoney (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 26 26 25 21 20 19 19 19 21 24 25 26
mph 16 16 16 13 13 12 12 12 13 15 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.

Ballymoney relative humidity averages
Average relative humidity in Ballymoney
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
90% 87% 86% 85% 84% 85% 86% 88% 89% 90% 90% 92%

Other monthly averages

UV index Best time to go?

Ballymoney weather stats

Ballymoney weather statistics
Hottest month: July 17.5°C 63.5°F
Driest month: April 60mm 2.4ins
Sunniest month: May 6.2hrs
Coldest month: January 6.7°C 44.1°F
Wettest month: October 113mm 4.4ins
Warmest sea: August 14.3°C 57.7°F
Map showing location of Ballymoney (55.0708, -6.51009) Ballymoney map pin © Google

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