Les Ulis monthly weather averages

Average daytime temperature

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

Les Ulis average temperature chart (Celsius) Les Ulis average temperature chart (Fahrenheit)
Average monthly temperatures in Les Ulis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.8 7.2 10.4 13.8 17.6 21 23.3 23 20 15.3 9.6 6.4
°F 42.5 45 50.7 56.8 63.8 69.9 74 73.4 68.1 59.6 49.2 43.6

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.

Les Ulis monthly rainfall chart (mm) Les Ulis monthly rainfall chart (inches)
Average monthly rainfall in Les Ulis (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 55 46 51 46 62 55 55 50 56 56 59 55
inches 2.2 1.8 2 1.8 2.4 2.2 2.2 2 2.2 2.2 2.3 2.2
Rainy days 17 14 16 15 16 13 11 11 12 14 16 16

Average annual rainfall in Les Ulis: 696mm (274 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Les Ulis

Les Ulis average daily sunshine chart
Average daily sunshine Les Ulis
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.1 3.5 4.7 6.3 7 8 8.4 7.9 6.5 4.7 2.9 2

Day / night temperatures

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

Les Ulis average minimum / maximum temperatures (Celsius) Les Ulis average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Les Ulis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.5 1.9 3.7 5.8 9.2 12.4 14.3 13.8 11.6 8.5 4.5 2.3
Max °C 6 7.4 10.6 14 17.9 21.3 23.6 23.2 20.3 15.5 9.7 6.6
Min °F 34.6 35.3 38.6 42.4 48.5 54.2 57.7 56.8 52.8 47.3 40.1 36.1
Max °F 38.7 40.3 44.8 49.8 56.3 62.2 66 65.3 60.6 53.6 44.8 39.9

Sea temperature

The graph below shows the average sea temperature.

Les Ulis average sea temperature chart (Celsius) Les Ulis average sea temperature chart (Fahrenheit)
Average sea temperature around Les Ulis in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.6 8.7 8.9 10.3 12.7 15.5 17.9 19.3 18.6 16.4 13.7 11.3
°F 49.3 47.7 48 50.5 54.8 60 64.3 66.7 65.4 61.6 56.7 52.3

Wind speed

The graph below shows the average wind speed.

Les Ulis average winspeed by month (km/h) Les Ulis average winspeed by month (mph)
Average wind speed in Les Ulis (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 15 15 15 13 13 12 12 12 12 14 14
mph 9 9 9 9 8 8 7 7 7 7 9 9

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.

Les Ulis relative humidity averages
Average relative humidity in Les Ulis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
92% 87% 80% 74% 76% 75% 73% 74% 78% 85% 90% 91%

Other monthly averages

UV index Best time to go?

Les Ulis weather stats

Les Ulis weather statistics
Hottest month: July 23.3°C 73.9°F
Driest month: February 46mm 1.8ins
Sunniest month: August 7.9hrs
Coldest month: January 5.8°C 42.4°F
Wettest month: May 62mm 2.4ins
Warmest sea: August 19.3°C 66.7°F
Map showing location of Les Ulis (48.68167, 2.16944) Les Ulis map pin © Google

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