Southend-on-Sea monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Southend-on-Sea

Southend-on-Sea average temperature chart (Celsius) Southend-on-Sea average temperature chart (Fahrenheit)
Average monthly temperatures in Southend-on-Sea (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.5 6.8 9.5 12 15.9 19.1 21.2 21.2 18.7 15 10.1 7.6
°F 43.8 44.3 49.1 53.6 60.6 66.4 70.1 70.1 65.7 59.1 50.1 45.6

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.

Southend-on-Sea monthly rainfall chart (mm) Southend-on-Sea monthly rainfall chart (inches)
Average monthly rainfall in Southend-on-Sea (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 45 31 41 40 40 47 43 47 49 50 54 48
inches 1.8 1.2 1.6 1.6 1.6 1.8 1.7 1.8 1.9 2 2.1 1.9
Rainy days 17 14 15 14 13 12 11 12 11 13 16 16

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Southend-on-Sea

Southend-on-Sea average daily sunshine chart
Average daily sunshine Southend-on-Sea
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2 2.8 4 5.4 7 7.8 6.7 6.7 5.5 4.1 2.7 1.9

Day / night temperatures

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

Southend-on-Sea average minimum / maximum temperatures (Celsius) Southend-on-Sea average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Southend-on-Sea (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.6 1.5 2.8 4.4 7.5 10.5 12.6 12.6 10.7 8.2 4.4 2.5
Max °C 6.7 7 9.7 12.2 16.1 19.4 21.4 21.4 18.9 15.2 10.2 7.7
Min °F 34.8 34.6 37 39.9 45.5 50.8 54.7 54.7 51.3 46.8 39.9 36.5
Max °F 39.4 39.6 43.2 46.9 53.2 58.8 62.6 62.6 58.6 53.1 45.1 41.2

Sea temperature

The graph below shows the average sea temperature.

Southend-on-Sea average sea temperature chart (Celsius) Southend-on-Sea average sea temperature chart (Fahrenheit)
Average sea temperature around Southend-on-Sea in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.7 7.7 7.8 9.1 11 13.2 15.5 17.1 17.2 15.7 13.1 10.5
°F 47.6 45.9 46 48.3 51.7 55.8 59.8 62.8 63 60.3 55.6 50.9

Wind speed

The graph below shows the average wind speed.

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

Southend-on-Sea relative humidity averages
Average relative humidity in Southend-on-Sea
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
90% 87% 83% 81% 80% 79% 78% 80% 83% 87% 89% 90%

Other monthly averages

UV index Best time to go?

Southend-on-Sea weather stats

Southend-on-Sea weather statistics
Hottest month: July 21.2°C 70.2°F
Driest month: February 31mm 1.2ins
Sunniest month: June 7.8hrs
Coldest month: January 6.5°C 43.7°F
Wettest month: November 54mm 2.1ins
Warmest sea: September 17.2°C 63°F
Map showing location of Southend-on-Sea (51.53782, 0.71433)

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