Ardglass monthly weather averages

Average daytime temperature

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

Ardglass average temperature chart (Celsius) Ardglass average temperature chart (Fahrenheit)
Average monthly temperatures in Ardglass (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 7.4 9.2 11.3 14 16.9 18.4 18 16.1 13.5 9.9 8.3
°F 45.5 45.3 48.5 52.4 57.1 62.4 65.1 64.5 61.1 56.2 49.8 47

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.

Ardglass monthly rainfall chart (mm) Ardglass monthly rainfall chart (inches)
Average monthly rainfall in Ardglass (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 90 66 70 57 58 61 54 81 81 91 87 87
inches 3.6 2.6 2.7 2.3 2.3 2.4 2.1 3.2 3.2 3.6 3.4 3.4
Rainy days 19 15 18 15 15 14 14 16 16 18 18 19

Average annual rainfall in Ardglass: 931.267mm (366.6 inches)

Average daily sunshine

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

Ardglass average daily sunshine chart
Average daily sunshine Ardglass
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.1 2.9 3.9 5.7 6.9 6.8 6 5.7 4.6 3.4 2.6 1.8

Day / night temperatures

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

Ardglass average minimum / maximum temperatures (Celsius) Ardglass average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ardglass (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.4 2.3 3.1 4.3 6.7 9.4 11.1 11 9.7 7.8 4.4 3.4
Max °C 7.6 7.5 9.3 11.5 14.2 17.1 18.6 18.2 16.3 13.6 10 8.5
Min °F 36.3 36.1 37.6 39.7 44 48.8 51.9 51.8 49.5 46 39.9 38
Max °F 41 40.8 43.2 46.2 50.7 55.8 58.6 58.3 55.4 51.3 45 42.6

Sea temperature

The graph below shows the average sea temperature.

Ardglass average sea temperature chart (Celsius) Ardglass average sea temperature chart (Fahrenheit)
Average sea temperature around Ardglass in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.3 7.2 7.1 8.1 10 12.2 14 14.9 14.7 13.7 12 10.1
°F 47 45 44.8 46.6 49.9 53.9 57.2 58.8 58.5 56.7 53.6 50.2

Wind speed

The graph below shows the average wind speed.

Ardglass average winspeed by month (km/h) Ardglass average winspeed by month (mph)
Average wind speed in Ardglass (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 24 23 23 19 18 17 17 17 19 21 22 23
mph 15 14 14 12 11 11 11 11 12 13 14 15

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.

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

Other monthly averages

UV index Best time to go?

Ardglass weather stats

Ardglass weather statistics
Hottest month: July 18.4°C 65.1°F
Driest month: July 54mm 2.1ins
Sunniest month: May 6.9hrs
Coldest month: February 7.4°C 45.3°F
Wettest month: October 91mm 3.6ins
Warmest sea: August 14.9°C 58.8°F
Map showing location of Ardglass (54.26312, -5.60981) Ardglass map pin © Google

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