Riom monthly weather averages

Average daytime temperature

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

Riom average temperature chart (Celsius) Riom average temperature chart (Fahrenheit)
Average monthly temperatures in Riom (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.9 7.7 10.4 13.4 17.4 21.2 24.2 23.6 21.1 16.1 9.9 6.4
°F 42.6 45.9 50.7 56.1 63.3 70.1 75.6 74.4 70 61 49.7 43.5

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.

Riom monthly rainfall chart (mm) Riom monthly rainfall chart (inches)
Average monthly rainfall in Riom (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 51 45 47 51 87 79 59 80 70 59 56 54
inches 2 1.8 1.8 2 3.4 3.1 2.3 3.1 2.8 2.3 2.2 2.1
Rainy days 16 14 15 15 17 13 10 12 11 12 14 14

Average annual rainfall in Riom: 785mm (309.1 inches)

Average daily sunshine

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

Riom average daily sunshine chart
Average daily sunshine Riom
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.7 3.7 4.9 6 6.5 8 9.2 8.1 7.2 5 3.4 2.7

Day / night temperatures

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

Riom average minimum / maximum temperatures (Celsius) Riom average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Riom (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -1.3 -0.5 0.8 3.2 6.8 10 11.9 11.6 9.4 6.3 2 -0.8
Max °C 6.1 7.9 10.6 13.7 17.7 21.5 24.6 23.9 21.4 16.4 10.1 6.6
Min °F 29.8 31.1 33.4 37.7 44.2 49.9 53.3 52.8 48.9 43.3 35.5 30.7
Max °F 36.3 38.7 42.3 47.1 54 60.3 64.8 63.9 59.7 52.3 42.8 37.2

Sea temperature

The graph below shows the average sea temperature.

Riom average sea temperature chart (Celsius) Riom average sea temperature chart (Fahrenheit)
Average sea temperature around Riom in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.7 11.1 11.3 12.6 15.2 18.3 20.7 21.8 20.4 17.9 15.3 13.1
°F 53.1 52 52.4 54.6 59.3 65 69.3 71.2 68.6 64.3 59.5 55.5

Wind speed

The graph below shows the average wind speed.

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

Riom relative humidity averages
Average relative humidity in Riom
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
88% 83% 75% 71% 73% 71% 65% 68% 73% 80% 84% 87%

Other monthly averages

UV index Best time to go?

Riom weather stats

Riom weather statistics
Hottest month: July 24.2°C 75.6°F
Driest month: February 45mm 1.8ins
Sunniest month: July 9.2hrs
Coldest month: January 5.9°C 42.6°F
Wettest month: May 87mm 3.4ins
Warmest sea: August 21.8°C 71.2°F
Map showing location of Riom (45.9, 3.11667) Riom map pin © Google

Locations nearby

Top France locations