Rosslare monthly weather averages

Average daytime temperature

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

Rosslare average temperature chart (Celsius) Rosslare average temperature chart (Fahrenheit)
Average monthly temperatures in Rosslare (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.3 8 9.5 11.2 13.6 16.3 18.2 18.2 16.6 13.9 10.7 9.2
°F 46.9 46.4 49 52.1 56.5 61.3 64.8 64.8 61.8 57 51.2 48.5

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.

Rosslare monthly rainfall chart (mm) Rosslare monthly rainfall chart (inches)
Average monthly rainfall in Rosslare (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 104 77 75 59 62 53 54 72 80 98 99 102
inches 4.1 3 2.9 2.3 2.4 2.1 2.1 2.8 3.2 3.8 3.9 4
Rainy days 19 15 15 14 15 14 13 14 15 17 17 18

Average annual rainfall in Rosslare: 980.333mm (386 inches)

Average daily sunshine

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

Rosslare average daily sunshine chart
Average daily sunshine Rosslare
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.2 2.8 4.2 6.2 7.3 7.1 6.7 6.3 5.2 3.6 2.9 2.1

Day / night temperatures

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

Rosslare average minimum / maximum temperatures (Celsius) Rosslare average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rosslare (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.8 3.7 4.2 5.5 7.9 10.4 12.1 12.1 10.7 8.8 5.8 4.7
Max °C 8.4 8.1 9.6 11.3 13.8 16.5 18.4 18.4 16.7 14 10.8 9.3
Min °F 38.8 38.7 39.6 41.9 46.1 50.6 53.7 53.7 51.3 47.8 42.4 40.5
Max °F 43 42.6 44.4 47.1 51.4 56.1 59.4 59.4 56.7 52.5 46.9 44.6

Sea temperature

The graph below shows the average sea temperature.

Rosslare average sea temperature chart (Celsius) Rosslare average sea temperature chart (Fahrenheit)
Average sea temperature around Rosslare in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.1 8.3 8.1 8.9 10.8 13.2 15.2 16 15.5 14.2 12.3 10.6
°F 48.5 46.9 46.6 48 51.4 55.8 59.4 60.9 59.9 57.5 54.2 51.1

Wind speed

The graph below shows the average wind speed.

Rosslare average winspeed by month (km/h) Rosslare average winspeed by month (mph)
Average wind speed in Rosslare (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 23 22 22 20 19 17 16 17 18 20 21 22
mph 14 14 14 12 12 11 10 11 11 13 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.

Rosslare relative humidity averages
Average relative humidity in Rosslare
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
88% 85% 84% 82% 82% 83% 82% 84% 85% 87% 87% 88%

Other monthly averages

UV index Best time to go?

Rosslare weather stats

Rosslare weather statistics
Hottest month: July 18.2°C 64.8°F
Driest month: June 53mm 2.1ins
Sunniest month: May 7.3hrs
Coldest month: February 8°C 46.4°F
Wettest month: January 104mm 4.1ins
Warmest sea: August 16°C 60.8°F
Map showing location of Rosslare (52.27583, -6.38444) Rosslare map pin © Google

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