Guissény monthly weather averages

Average daytime temperature

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

Guissény average temperature chart (Celsius) Guissény average temperature chart (Fahrenheit)
Average monthly temperatures in Guissény (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9 9.1 10.6 12.5 15.1 18 20.1 19.9 18.4 15.6 11.8 10
°F 48.2 48.4 51.1 54.6 59.2 64.4 68.1 67.9 65.2 60.1 53.3 50

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.

Guissény monthly rainfall chart (mm) Guissény monthly rainfall chart (inches)
Average monthly rainfall in Guissény (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 128 105 90 67 67 54 49 66 85 98 122 134
inches 5 4.1 3.6 2.6 2.6 2.1 1.9 2.6 3.3 3.9 4.8 5.3
Rainy days 22 18 19 17 16 13 13 15 15 18 21 21

Average daily sunshine

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

Guissény average daily sunshine chart
Average daily sunshine Guissény
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.3 3.4 4.5 6.4 7.5 7.8 8.1 7.3 6.1 4.4 3 2.3

Day / night temperatures

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

Guissény average minimum / maximum temperatures (Celsius) Guissény average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Guissény (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 4.3 4.2 4.9 6.1 8.5 10.9 12.8 12.9 11.8 9.9 6.7 5.3
Max °C 9.1 9.3 10.8 12.7 15.3 18.2 20.3 20.1 18.6 15.8 12 10.1
Min °F 39.7 39.5 40.7 43 47.3 51.5 55 55.2 53.2 49.7 44 41.5
Max °F 44.1 44.1 46 48.9 53.4 58.1 61.7 61.7 59.4 55 48.7 45.9

Sea temperature

The graph below shows the average sea temperature.

Guissény average sea temperature chart (Celsius) Guissény average sea temperature chart (Fahrenheit)
Average sea temperature around Guissény in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.2 10.4 10.3 11 12.6 14.8 16.8 17.6 16.8 15.2 13.5 12.1
°F 52.1 50.8 50.5 51.7 54.6 58.6 62.3 63.7 62.2 59.4 56.4 53.8

Wind speed

The graph below shows the average wind speed.

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

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.

Guissény relative humidity averages
Average relative humidity in Guissény
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
88% 87% 83% 80% 81% 82% 82% 83% 84% 86% 88% 88%

Other monthly averages

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Guissény weather stats

Guissény weather statistics
Hottest month: July 20.1°C 68.2°F
Driest month: July 49mm 1.9ins
Sunniest month: July 8.1hrs
Coldest month: January 9°C 48.2°F
Wettest month: December 134mm 5.3ins
Warmest sea: August 17.6°C 63.7°F
Map showing location of Guissény (48.63292, -4.40884)

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