Blackrock monthly weather averages

Contents

Average daytime temperature

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

Blackrock average temperature chart (Celsius) Blackrock average temperature chart (Fahrenheit)
Average monthly temperatures in Blackrock (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 7.6 9.6 12 14.7 17.7 19.3 18.8 16.7 13.6 9.7 8.1
°F 45.4 45.6 49.3 53.5 58.5 63.9 66.7 65.8 62.1 56.6 49.4 46.6

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.

Blackrock monthly rainfall chart (mm) Blackrock monthly rainfall chart (inches)
Average monthly rainfall in Blackrock (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 87 61 66 59 63 61 55 72 79 81 77 87
inches 3.4 2.4 2.6 2.3 2.5 2.4 2.2 2.8 3.1 3.2 3 3.4
Rainy days 19 15 17 15 16 15 15 17 16 18 17 18

Average annual rainfall in Blackrock: 895.5mm (352.6 inches)

Average daily sunshine

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

Blackrock average daily sunshine chart
Average daily sunshine Blackrock
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.9 2.7 3.7 5.3 6.3 6.1 5.4 5.1 4.3 3.3 2.5 1.7

Day / night temperatures

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

Blackrock average minimum / maximum temperatures (Celsius) Blackrock average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Blackrock (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2 1.9 2.8 4.1 6.5 9.3 11.2 10.9 9.3 7.2 3.6 2.8
Max °C 7.6 7.7 9.8 12.2 15 17.9 19.5 19 16.9 13.8 9.8 8.3
Min °F 35.6 35.4 37 39.3 43.6 48.7 52.1 51.5 48.7 45 38.5 37
Max °F 40.6 40.6 43.3 46.6 51.3 56.5 59.5 58.8 55.6 50.9 44.1 41.9

Sea temperature

The graph below shows the average sea temperature.

Blackrock average sea temperature chart (Celsius) Blackrock average sea temperature chart (Fahrenheit)
Average sea temperature around Blackrock in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.9 7.9 7.7 8.6 10.5 12.8 14.8 15.7 15.3 14.1 12.3 10.5
°F 48 46.2 45.9 47.5 50.8 55.1 58.7 60.2 59.5 57.3 54.2 50.9

Wind speed

The graph below shows the average wind speed.

Blackrock average winspeed by month (km/h) Blackrock average winspeed by month (mph)
Average wind speed in Blackrock (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 22 21 21 18 17 16 16 15 17 19 20 21
mph 14 13 13 11 10 10 10 9 11 12 12 13

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.

Blackrock relative humidity averages
Average relative humidity in Blackrock
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
89% 85% 83% 81% 80% 80% 81% 83% 85% 87% 89% 89%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Blackrock weather stats

Blackrock weather statistics
Hottest month: July 19.3°C 66.7°F
Driest month: July 55mm 2.2ins
Sunniest month: May 6.3hrs
Coldest month: January 7.5°C 45.5°F
Wettest month: December 87mm 3.4ins
Warmest sea: August 15.7°C 60.3°F
Map showing location of Blackrock (53.96405, -6.36514) Blackrock map pin © Google

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