Fermoy monthly weather averages

Average daytime temperature

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

Fermoy average temperature chart (Celsius) Fermoy average temperature chart (Fahrenheit)
Average monthly temperatures in Fermoy (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8 8 9.7 11.8 14.2 17 18.8 18.5 16.5 13.6 10.2 8.8
°F 46.4 46.4 49.5 53.3 57.6 62.6 65.9 65.3 61.7 56.4 50.4 47.8

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.

Fermoy monthly rainfall chart (mm) Fermoy monthly rainfall chart (inches)
Average monthly rainfall in Fermoy (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 117 93 88 65 77 64 68 88 100 106 102 123
inches 4.6 3.7 3.4 2.6 3 2.5 2.7 3.5 3.9 4.2 4 4.9
Rainy days 20 18 18 15 17 15 14 17 17 19 19 20

Average annual rainfall in Fermoy: 1134.533mm (446.7 inches)

Average daily sunshine

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

Fermoy average daily sunshine chart
Average daily sunshine Fermoy
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2 2.6 3.8 5.6 6.5 6.1 5.7 5.4 4.4 3.1 2.5 1.9

Day / night temperatures

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

Fermoy average minimum / maximum temperatures (Celsius) Fermoy average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Fermoy (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.9 2.9 3.4 4.4 6.6 9.4 11.2 11.1 9.6 7.7 4.7 3.7
Max °C 8.1 8.2 9.9 12 14.4 17.2 19 18.7 16.7 13.7 10.4 8.9
Min °F 37.2 37.1 38 39.9 43.9 48.9 52.2 52 49.2 45.9 40.4 38.7
Max °F 41.9 41.9 43.9 46.8 50.9 55.9 59.2 58.8 55.6 51.3 45.5 43.3

Sea temperature

The graph below shows the average sea temperature.

Fermoy average sea temperature chart (Celsius) Fermoy average sea temperature chart (Fahrenheit)
Average sea temperature around Fermoy in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.1 9.6 9.5 10.1 11.6 13.8 15.6 16.2 15.4 13.8 12.1 10.9
°F 50.3 49.3 49.1 50.1 52.8 56.8 60.2 61.2 59.6 56.8 53.7 51.6

Wind speed

The graph below shows the average wind speed.

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

Fermoy relative humidity averages
Average relative humidity in Fermoy
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 88% 84% 81% 80% 81% 81% 83% 86% 89% 90% 92%

Other monthly averages

UV index Best time to go?

Fermoy weather stats

Fermoy weather statistics
Hottest month: July 18.8°C 65.8°F
Driest month: June 64mm 2.5ins
Sunniest month: May 6.5hrs
Coldest month: January 8°C 46.4°F
Wettest month: December 123mm 4.8ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Fermoy (52.13583, -8.27583) Fermoy map pin © Google

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