Harwich monthly weather averages

Contents

Average daytime temperature

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

Harwich average temperature chart (Celsius) Harwich average temperature chart (Fahrenheit)
Average monthly temperatures in Harwich (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.2 6.4 9 11.5 15.3 18.6 20.7 20.8 18.5 14.6 9.8 7.3
°F 43.2 43.6 48.2 52.7 59.6 65.4 69.2 69.4 65.2 58.4 49.7 45.1

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.

Harwich monthly rainfall chart (mm) Harwich monthly rainfall chart (inches)
Average monthly rainfall in Harwich (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 48 34 42 39 40 45 44 48 51 51 57 51
inches 1.9 1.3 1.7 1.6 1.6 1.8 1.7 1.9 2 2 2.2 2
Rainy days 17 12 15 13 13 11 11 11 11 13 16 15

Average annual rainfall in Harwich: 603.067mm (237.4 inches)

Average daily sunshine

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

Harwich average daily sunshine chart
Average daily sunshine Harwich
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.1 3 4.1 5.7 7.3 7.8 7 7 5.6 4.2 2.8 2

Day / night temperatures

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

Harwich average minimum / maximum temperatures (Celsius) Harwich average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Harwich (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.5 1.5 2.7 4.6 7.7 10.5 12.6 12.7 11 8.4 4.5 2.4
Max °C 6.4 6.6 9.2 11.7 15.5 18.8 20.9 21 18.7 14.8 10 7.4
Min °F 34.6 34.6 36.8 40.2 45.9 50.8 54.6 54.8 51.7 47.1 40 36.3
Max °F 39 39.2 42.6 46.6 52.9 58.3 62.1 62.2 58.6 52.9 45 40.8

Sea temperature

The graph below shows the average sea temperature.

Harwich average sea temperature chart (Celsius) Harwich average sea temperature chart (Fahrenheit)
Average sea temperature around Harwich in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.2 7.3 7.4 8.8 10.9 13.4 15.7 17.4 17.2 15.4 12.7 10
°F 46.8 45.1 45.3 47.8 51.6 56.1 60.3 63.3 62.9 59.7 54.8 50

Wind speed

The graph below shows the average wind speed.

Harwich average winspeed by month (km/h) Harwich average winspeed by month (mph)
Average wind speed in Harwich (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 20 20 18 18 16 16 16 17 18 19 20
mph 13 12 12 11 11 10 10 10 10 11 12 13

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.

Harwich relative humidity averages
Average relative humidity in Harwich
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 88% 84% 83% 81% 81% 80% 81% 84% 88% 90% 91%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Harwich weather stats

Harwich weather statistics
Hottest month: August 20.8°C 69.4°F
Driest month: February 34mm 1.3ins
Sunniest month: August 7hrs
Coldest month: January 6.2°C 43.2°F
Wettest month: November 57mm 2.2ins
Warmest sea: August 17.4°C 63.3°F
Map showing location of Harwich (51.94194, 1.28437) Harwich map pin © Google

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