Sturgeon Bay (WI) monthly weather averages

Average daytime temperature

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

Sturgeon Bay average temperature chart (Celsius) Sturgeon Bay average temperature chart (Fahrenheit)
Average monthly temperatures in Sturgeon Bay (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -4.2 -2.4 3.2 10.8 17.8 23.1 26.1 24.7 20.1 13.8 5.8 -1.6
°F 24.5 27.6 37.8 51.4 64.1 73.6 79 76.4 68.2 56.8 42.5 29.1

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.

Sturgeon Bay monthly rainfall chart (mm) Sturgeon Bay monthly rainfall chart (inches)
Average monthly rainfall in Sturgeon Bay (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 37 30 49 65 74 81 79 86 86 62 59 47
inches 1.5 1.2 1.9 2.6 2.9 3.2 3.1 3.4 3.4 2.4 2.3 1.8
Rainy days 14 10 12 11 10 11 9 10 11 11 12 14

Average annual rainfall in Sturgeon Bay: 713.2mm (280.8 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Sturgeon Bay

Sturgeon Bay average daily sunshine chart
Average daily sunshine Sturgeon Bay
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.5 5.6 6.6 7.9 9.7 10.7 11 9.6 7.2 5.4 3.6 3.5

Day / night temperatures

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

Sturgeon Bay average minimum / maximum temperatures (Celsius) Sturgeon Bay average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sturgeon Bay (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -13.7 -12.6 -6.7 -0 5.5 10.8 14.2 13.3 9.2 3.6 -2.5 -9.8
Max °C -4 -2.2 3.5 11.1 18.2 23.4 26.4 25 20.4 14 6.1 -1.4
Min °F 7.4 9.3 20 31.9 41.8 51.4 57.6 55.9 48.6 38.5 27.6 14.4
Max °F 16.2 18.7 29.1 41.9 53.2 62.8 68.5 66.4 58.6 47.8 35.2 21.9

Sea temperature

The graph below shows the average sea temperature.

Sturgeon Bay average sea temperature chart (Celsius) Sturgeon Bay average sea temperature chart (Fahrenheit)
Average sea temperature around Sturgeon Bay in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.6 2.9 2.6 2.8 4.4 9.2 16.1 20.3 18.3 12.7 8.1 5.1
°F 38.4 37.2 36.6 37.1 39.9 48.5 61 68.5 64.9 54.9 46.6 41.1

Wind speed

The graph below shows the average wind speed.

Sturgeon Bay average winspeed by month (km/h) Sturgeon Bay average winspeed by month (mph)
Average wind speed in Sturgeon Bay (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 17 18 18 16 15 14 13 14 17 18 17
mph 11 11 11 11 10 9 9 8 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.

Sturgeon Bay relative humidity averages
Average relative humidity in Sturgeon Bay
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
75% 74% 73% 67% 66% 70% 72% 76% 78% 75% 77% 78%