Saint-Lô monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Saint-Lô

Saint-Lô average temperature chart (Celsius) Saint-Lô average temperature chart (Fahrenheit)
Average monthly temperatures in Saint-Lô (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.4 7.8 10.1 12.2 15.8 18.7 20.9 20.9 19.1 15.3 10.9 8.2
°F 45.3 46.1 50.3 54 60.4 65.6 69.7 69.5 66.3 59.6 51.6 46.8

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.

Saint-Lô monthly rainfall chart (mm) Saint-Lô monthly rainfall chart (inches)
Average monthly rainfall in Saint-Lô (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 80 68 64 51 60 52 46 52 70 82 99 88
inches 3.2 2.7 2.5 2 2.4 2.1 1.8 2.1 2.7 3.2 3.9 3.5
Rainy days 19 15 16 14 15 12 11 12 13 15 18 18

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Saint-Lô

Saint-Lô average daily sunshine chart
Average daily sunshine Saint-Lô
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.5 3.5 4.9 6.5 7.6 8.2 8.5 7.8 6.3 4.6 3.1 2.4

Day / night temperatures

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

Saint-Lô average minimum / maximum temperatures (Celsius) Saint-Lô average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Saint-Lô (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.5 2.5 3.7 5.2 8.1 10.8 12.7 12.8 11.4 8.7 5.4 3.5
Max °C 7.5 8 10.3 12.4 16 18.9 21.2 21.1 19.3 15.5 11 8.4
Min °F 36.5 36.4 38.7 41.4 46.5 51.4 54.8 55 52.4 47.7 41.7 38.2
Max °F 41 41.4 44.6 47.8 53.6 58.6 62.4 62.4 59.5 53.8 46.8 42.6

Sea temperature

The graph below shows the average sea temperature.

Saint-Lô average sea temperature chart (Celsius) Saint-Lô average sea temperature chart (Fahrenheit)
Average sea temperature around Saint-Lô in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.7 8.6 8.6 9.6 11.5 13.9 16 17.2 16.9 15.7 13.6 11.4
°F 49.5 47.5 47.4 49.3 52.7 57 60.7 62.9 62.5 60.2 56.5 52.6

Wind speed

The graph below shows the average wind speed.

Saint-Lô average winspeed by month (km/h) Saint-Lô average winspeed by month (mph)
Average wind speed in Saint-Lô (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 19 18 17 16 15 15 15 16 18 19
mph 12 12 12 11 10 10 9 9 9 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.

Saint-Lô relative humidity averages
Average relative humidity in Saint-Lô
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
89% 86% 82% 79% 79% 78% 78% 79% 81% 85% 86% 87%

Other monthly averages

UV index Best time to go?

Saint-Lô weather stats

Saint-Lô weather statistics
Hottest month: July 20.9°C 69.6°F
Driest month: July 46mm 1.8ins
Sunniest month: August 7.8hrs
Coldest month: January 7.4°C 45.3°F
Wettest month: November 99mm 3.9ins
Warmest sea: August 17.2°C 63°F
Map showing location of Saint-Lô (49.11624, -1.09031)

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