St. Day monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at St. Day

St. Day average temperature chart (Celsius) St. Day average temperature chart (Fahrenheit)
Average monthly temperatures in St. Day (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.3 8 9.4 11.2 13.8 16.6 18.4 18.6 16.8 14.1 10.7 9.2
°F 46.9 46.5 49 52.1 56.8 62 65.1 65.4 62.3 57.3 51.3 48.6

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.

St. Day monthly rainfall chart (mm) St. Day monthly rainfall chart (inches)
Average monthly rainfall in St. Day (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 145 110 106 69 71 69 66 80 91 120 134 145
inches 5.7 4.3 4.2 2.7 2.8 2.7 2.6 3.1 3.6 4.7 5.3 5.7
Rainy days 23 18 19 15 15 14 13 15 16 19 21 22

Average annual rainfall in St. Day: 1249.5mm (491.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in St. Day

St. Day average daily sunshine chart
Average daily sunshine St. Day
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2 3 4.2 6.4 7.3 7.5 7 6.6 5.4 3.7 2.6 1.9

Day / night temperatures

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

St. Day average minimum / maximum temperatures (Celsius) St. Day average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in St. Day (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.8 3.5 4.3 5.3 7.7 10.4 12.3 12.5 11.1 9.2 6.2 4.9
Max °C 8.4 8.2 9.6 11.3 13.9 16.8 18.6 18.7 17 14.2 10.9 9.4
Min °F 38.8 38.2 39.7 41.5 45.9 50.7 54.1 54.5 51.9 48.6 43.1 40.7
Max °F 43 42.4 44.4 46.9 51.4 56.5 59.7 60.1 57.2 53.1 47.3 44.8

Sea temperature

The graph below shows the average sea temperature.

St. Day average sea temperature chart (Celsius) St. Day average sea temperature chart (Fahrenheit)
Average sea temperature around St. Day in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.2 9.4 9.2 9.8 11.5 13.8 15.9 16.7 16 14.5 12.7 11.3
°F 50.4 49 48.6 49.7 52.6 56.8 60.6 62.1 60.9 58.1 54.9 52.3

Wind speed

The graph below shows the average wind speed.

St. Day average winspeed by month (km/h) St. Day average winspeed by month (mph)
Average wind speed in St. Day (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 24 23 22 20 19 17 17 17 18 20 22 24
mph 15 14 14 13 12 11 10 11 11 13 14 15

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.

St. Day relative humidity averages
Average relative humidity in St. Day
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
89% 88% 87% 85% 84% 85% 85% 86% 88% 89% 89% 89%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

St. Day weather stats

St. Day weather statistics
Hottest month: August 18.6°C 65.5°F
Driest month: July 66mm 2.6ins
Sunniest month: May 7.3hrs
Coldest month: February 8°C 46.4°F
Wettest month: January 145mm 5.7ins
Warmest sea: August 16.7°C 62.1°F
Map showing location of St. Day (50.23958, -5.18572) St. Day map pin © Google

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