La Roche-sur-Yon monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at La Roche-sur-Yon

La Roche-sur-Yon average temperature chart (Celsius) La Roche-sur-Yon average temperature chart (Fahrenheit)
Average monthly temperatures in La Roche-sur-Yon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.1 9.2 11.6 14.3 17.5 21.1 23.7 23.3 21.3 17.1 11.8 8.7
°F 46.5 48.6 52.9 57.7 63.6 70 74.6 74 70.4 62.8 53.2 47.7

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.

La Roche-sur-Yon monthly rainfall chart (mm) La Roche-sur-Yon monthly rainfall chart (inches)
Average monthly rainfall in La Roche-sur-Yon (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 88 73 68 55 64 50 47 54 68 82 97 91
inches 3.5 2.9 2.7 2.2 2.5 2 1.9 2.1 2.7 3.2 3.8 3.6
Rainy days 17 15 15 14 16 11 10 11 12 14 16 16

Average daily sunshine

The bar chart below shows the average daily sunshine hours in La Roche-sur-Yon

La Roche-sur-Yon average daily sunshine chart
Average daily sunshine La Roche-sur-Yon
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.8 4 5.5 7 7.6 9 9.7 8.8 7.2 5.3 3.6 2.8

Day / night temperatures

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

La Roche-sur-Yon average minimum / maximum temperatures (Celsius) La Roche-sur-Yon average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in La Roche-sur-Yon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.6 3 4.2 6.1 9.3 12.3 14.3 14.1 12.3 9.3 5.3 3.2
Max °C 8.2 9.4 11.8 14.5 17.8 21.4 23.9 23.6 21.6 17.3 12 8.9
Min °F 36.7 37.4 39.6 43 48.7 54.1 57.7 57.3 54.1 48.7 41.5 37.7
Max °F 41.7 43.2 46.4 50.5 56.3 62.2 66.4 65.8 62.4 55.9 47.5 42.8

Sea temperature

The graph below shows the average sea temperature.

La Roche-sur-Yon average sea temperature chart (Celsius) La Roche-sur-Yon average sea temperature chart (Fahrenheit)
Average sea temperature around La Roche-sur-Yon in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12 11.1 11.1 12.3 14.8 17.8 19.8 20.6 19.6 17.6 15.3 13.3
°F 53.6 52 52 54.1 58.6 64 67.7 69.1 67.2 63.6 59.5 55.9

Wind speed

The graph below shows the average wind speed.

La Roche-sur-Yon average winspeed by month (km/h) La Roche-sur-Yon average winspeed by month (mph)
Average wind speed in La Roche-sur-Yon (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 16 16 16 15 14 14 13 13 13 15 16
mph 10 10 10 10 9 9 9 8 8 8 9 10

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.

La Roche-sur-Yon relative humidity averages
Average relative humidity in La Roche-sur-Yon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
89% 86% 80% 76% 78% 76% 74% 76% 78% 84% 88% 89%

Other monthly averages

UV index Best time to go?

La Roche-sur-Yon weather stats

La Roche-sur-Yon weather statistics
Hottest month: July 23.7°C 74.7°F
Driest month: July 47mm 1.9ins
Sunniest month: July 9.7hrs
Coldest month: January 8.1°C 46.6°F
Wettest month: November 97mm 3.8ins
Warmest sea: August 20.6°C 69.1°F
Map showing location of La Roche-sur-Yon (46.66667, -1.43333)

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