Thetford monthly weather averages

Average daytime temperature

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

Thetford average temperature chart (Celsius) Thetford average temperature chart (Fahrenheit)
Average monthly temperatures in Thetford (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.9 6.4 9.2 12 15.9 19.1 20.9 21 18.4 14.5 9.3 6.8
°F 42.6 43.5 48.6 53.6 60.6 66.5 69.6 69.8 65.1 58 48.7 44.3

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.

Thetford monthly rainfall chart (mm) Thetford monthly rainfall chart (inches)
Average monthly rainfall in Thetford (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 54 38 48 47 51 55 54 55 54 57 64 58
inches 2.1 1.5 1.9 1.9 2 2.2 2.1 2.2 2.1 2.2 2.5 2.3
Rainy days 18 15 17 15 15 13 13 13 13 14 18 17

Average annual rainfall in Thetford: 687.967mm (270.9 inches)

Average daily sunshine

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

Thetford average daily sunshine chart
Average daily sunshine Thetford
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.9 2.6 3.6 5.2 6.8 7.4 6.4 6.3 5.2 3.8 2.5 1.8

Day / night temperatures

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

Thetford average minimum / maximum temperatures (Celsius) Thetford average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Thetford (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.2 0.3 1.4 3 5.9 8.8 10.7 10.6 8.8 6.4 2.8 1.1
Max °C 6.1 6.6 9.4 12.2 16.2 19.4 21.2 21.3 18.7 14.7 9.5 7
Min °F 32.3 32.5 34.5 37.4 42.5 47.8 51.2 51 47.8 43.4 37 33.9
Max °F 37.6 38.1 41.7 45.7 51.8 57.4 60.6 60.6 56.7 50.9 43 39.2

Sea temperature

The graph below shows the average sea temperature.

Thetford average sea temperature chart (Celsius) Thetford average sea temperature chart (Fahrenheit)
Average sea temperature around Thetford in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.8 6.8 6.9 8.2 10.3 12.9 15.2 16.7 16.2 14.3 11.8 9.4
°F 46 44.3 44.5 46.7 50.5 55.1 59.4 62 61.1 57.8 53.3 49

Wind speed

The graph below shows the average wind speed.

Thetford average winspeed by month (km/h) Thetford average winspeed by month (mph)
Average wind speed in Thetford (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 17 18 17 16 15 14 14 15 16 17 18
mph 11 11 11 11 10 9 9 9 9 10 11 11

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.

Thetford relative humidity averages
Average relative humidity in Thetford
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 88% 85% 83% 81% 80% 79% 80% 84% 89% 92% 93%

Other monthly averages

UV index Best time to go?

Thetford weather stats

Thetford weather statistics
Hottest month: July 20.9°C 69.6°F
Driest month: February 38mm 1.5ins
Sunniest month: June 7.4hrs
Coldest month: January 5.9°C 42.6°F
Wettest month: November 64mm 2.5ins
Warmest sea: August 16.7°C 62.1°F
Map showing location of Thetford (52.41667, 0.75) Thetford map pin © Google

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