Shannon monthly weather averages

Contents

Average daytime temperature

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

Shannon average temperature chart (Celsius) Shannon average temperature chart (Fahrenheit)
Average monthly temperatures in Shannon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -8.1 -6.3 0.1 7.6 15.8 21.1 23.4 21.5 16.4 9.8 2 -5.4
°F 17.4 20.6 32.2 45.7 60.4 69.9 74.1 70.8 61.6 49.7 35.6 22.3

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.

Shannon monthly rainfall chart (mm) Shannon monthly rainfall chart (inches)
Average monthly rainfall in Shannon (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 99 86 89 82 115 123 139 138 133 116 114 123
inches 3.9 3.4 3.5 3.2 4.5 4.9 5.5 5.4 5.2 4.6 4.5 4.8
Rainy days 16 13 13 11 14 14 15 15 14 14 16 17

Average annual rainfall in Shannon: 1330.434mm (523.8 inches)

Average daily sunshine

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

Shannon average daily sunshine chart
Average daily sunshine Shannon
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.5 4.6 4.9 6.1 7.2 7.8 8.2 7.5 5.4 4 2.8 2.8

Day / night temperatures

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

Shannon average minimum / maximum temperatures (Celsius) Shannon average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Shannon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -19.2 -18.2 -10.8 -2.9 3.6 9.1 12 10.8 6.1 1 -5.2 -14.9
Max °C -7.9 -6.1 0.4 7.9 16.1 21.4 23.7 21.8 16.7 10.1 2.2 -5.2
Min °F -2.5 -0.7 12.6 26.9 38.4 48.3 53.5 51.4 43 33.7 22.6 5.3
Max °F 7.7 10.2 22.6 36.5 49.6 59.4 64 61.3 52.5 41.9 29.3 14

Sea temperature

The graph below shows the average sea temperature.

Shannon average sea temperature chart (Celsius) Shannon average sea temperature chart (Fahrenheit)
Average sea temperature around Shannon in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.9 2 1.8 2.6 5.4 10 14.1 15.6 13.7 10.3 7.1 4.4
°F 37.2 35.7 35.2 36.7 41.8 50 57.4 60 56.6 50.5 44.8 40

Wind speed

The graph below shows the average wind speed.

Shannon average winspeed by month (km/h) Shannon average winspeed by month (mph)
Average wind speed in Shannon (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 14 13 12 11 10 10 10 12 13 13
mph 9 9 9 8 8 7 6 6 7 7 8 8

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.

Shannon relative humidity averages
Average relative humidity in Shannon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 70% 69% 66% 63% 69% 73% 75% 76% 74% 78% 77%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Shannon weather stats

Shannon weather statistics
Hottest month: July 23.4°C 74.1°F
Driest month: April 82mm 3.2ins
Sunniest month: July 8.2hrs
Coldest month: January -8.1°C 17.4°F
Wettest month: July 139mm 5.5ins
Warmest sea: August 15.6°C 60.1°F
Map showing location of Shannon (46.88026, -71.51464) Shannon map pin © Google

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