Rostrevor monthly weather averages

Contents

Average daytime temperature

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

Rostrevor average temperature chart (Celsius) Rostrevor average temperature chart (Fahrenheit)
Average monthly temperatures in Rostrevor (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.4 6.5 8.4 10.9 13.7 16.7 18.2 17.8 15.6 12.6 8.6 7.1
°F 43.5 43.7 47.1 51.6 56.6 62.1 64.8 64.1 60 54.6 47.5 44.8

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.

Rostrevor monthly rainfall chart (mm) Rostrevor monthly rainfall chart (inches)
Average monthly rainfall in Rostrevor (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 132 94 101 81 83 79 76 98 110 120 112 125
inches 5.2 3.7 4 3.2 3.3 3.1 3 3.8 4.3 4.7 4.4 4.9
Rainy days 20 16 18 16 17 16 15 17 17 19 18 19

Average annual rainfall in Rostrevor: 1258.233mm (495.4 inches)

Average daily sunshine

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

Rostrevor average daily sunshine chart
Average daily sunshine Rostrevor
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.9 2.7 3.6 5.3 6.2 6.1 5.4 5.1 4.3 3.3 2.5 1.6

Day / night temperatures

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

Rostrevor average minimum / maximum temperatures (Celsius) Rostrevor average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rostrevor (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.1 1.2 1.9 3.2 5.6 8.5 10.2 10 8.5 6.5 2.9 2
Max °C 6.5 6.7 8.6 11.1 13.9 16.9 18.4 18 15.8 12.7 8.8 7.3
Min °F 34 34.1 35.3 37.7 42 47.3 50.4 50 47.2 43.7 37.1 35.5
Max °F 38.8 39 41.4 44.8 49.5 54.9 57.7 57.2 53.8 49.3 42.4 40.3

Sea temperature

The graph below shows the average sea temperature.

Rostrevor average sea temperature chart (Celsius) Rostrevor average sea temperature chart (Fahrenheit)
Average sea temperature around Rostrevor in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.7 7.8 7.6 8.5 10.2 12.3 14.1 14.9 14.6 13.5 11.9 10.2
°F 47.6 46 45.7 47.2 50.3 54.2 57.4 58.9 58.3 56.4 53.5 50.4

Wind speed

The graph below shows the average wind speed.

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

Rostrevor relative humidity averages
Average relative humidity in Rostrevor
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
90% 87% 85% 83% 82% 82% 82% 84% 86% 88% 90% 90%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Rostrevor weather stats

Rostrevor weather statistics
Hottest month: July 18.2°C 64.8°F
Driest month: July 76mm 3ins
Sunniest month: May 6.2hrs
Coldest month: January 6.4°C 43.5°F
Wettest month: January 132mm 5.2ins
Warmest sea: August 14.9°C 58.8°F
Map showing location of Rostrevor (54.1, -6.2) Rostrevor map pin © Google

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