Britton (SD) monthly weather averages

Average daytime temperature

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

Britton average temperature chart (Celsius) Britton average temperature chart (Fahrenheit)
Average monthly temperatures in Britton (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -7.4 -4.1 3.2 13 20.3 25.4 29 28 21.7 14.9 3.8 -4.8
°F 18.6 24.6 37.7 55.4 68.6 77.8 84.1 82.5 71.1 58.8 38.9 23.4

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.

Britton monthly rainfall chart (mm) Britton monthly rainfall chart (inches)
Average monthly rainfall in Britton (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 11 11 19 46 67 89 66 59 45 32 18 11
inches 0.4 0.4 0.8 1.8 2.6 3.5 2.6 2.3 1.8 1.3 0.7 0.4
Rainy days 7 7 8 9 10 11 9 9 7 6 6 7

Average annual rainfall in Britton: 421.2mm (165.8 inches)

Average daily sunshine

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

Britton average daily sunshine chart
Average daily sunshine Britton
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.8 6.5 7.6 8.7 10.1 11.3 12.3 11.1 8.8 7 4.9 4.6

Day / night temperatures

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

Britton average minimum / maximum temperatures (Celsius) Britton average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Britton (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -19.3 -15.8 -8.1 -0.3 6.4 11.9 14.7 13.2 7.3 0.8 -7.3 -15.7
Max °C -7.2 -3.8 3.5 13.3 20.7 25.8 29.3 28.4 22.1 15.3 4.1 -4.5
Min °F -2.7 3.6 17.5 31.5 43.4 53.3 58.5 55.8 45.1 33.4 18.9 3.7
Max °F 8.2 14.4 27.9 43.7 56.3 65.8 71.6 69.4 58.5 46.4 29.1 13.8

Sea temperature

The graph below shows the average sea temperature.

Britton average sea temperature chart (Celsius) Britton average sea temperature chart (Fahrenheit)
Average sea temperature around Britton in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.9 6.7 7.1 8 9.3 11.4 14 16.9 15.8 12.5 9.6 7.8
°F 44.5 44.1 44.8 46.3 48.8 52.5 57.2 62.4 60.4 54.5 49.3 46

Wind speed

The graph below shows the average wind speed.

Britton average winspeed by month (km/h) Britton average winspeed by month (mph)
Average wind speed in Britton (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 21 22 21 18 17 18 18 19 19 19
mph 12 12 13 14 13 11 11 11 11 12 12 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.

Britton relative humidity averages
Average relative humidity in Britton
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 74% 74% 66% 62% 67% 66% 66% 68% 68% 75% 76%