Green Lake (WI) monthly weather averages

Average daytime temperature

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

Green Lake average temperature chart (Celsius) Green Lake average temperature chart (Fahrenheit)
Average monthly temperatures in Green Lake (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -4.7 -2.1 4.3 12.9 20.1 25.3 27.9 26.1 21.4 15 6.1 -2.1
°F 23.5 28.3 39.8 55.2 68.2 77.6 82.3 79 70.4 58.9 42.9 28.3

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.

Green Lake monthly rainfall chart (mm) Green Lake monthly rainfall chart (inches)
Average monthly rainfall in Green Lake (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 28 27 53 72 81 91 92 100 98 60 54 38
inches 1.1 1 2.1 2.8 3.2 3.6 3.6 3.9 3.9 2.4 2.1 1.5
Rainy days 10 8 11 11 11 10 10 10 10 9 10 11

Average annual rainfall in Green Lake: 748mm (294.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Green Lake

Green Lake average daily sunshine chart
Average daily sunshine Green Lake
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.3 6.2 6.8 7.7 9.5 10.7 10.8 9.6 7.5 5.9 4.1 4.1

Day / night temperatures

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

Green Lake average minimum / maximum temperatures (Celsius) Green Lake average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Green Lake (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -15.2 -13.2 -6.2 1.2 7.4 12.8 15.6 14 9.4 3.6 -3.3 -11.4
Max °C -4.5 -1.8 4.6 13.2 20.5 25.7 28.3 26.4 21.7 15.3 6.3 -1.9
Min °F 4.7 8.2 20.8 34.2 45.2 55 60 57.2 48.8 38.4 26.1 11.6
Max °F 14.4 18.5 30.6 45 57 66.6 71.4 68.4 59.9 48.9 34.7 20.1

Sea temperature

The graph below shows the average sea temperature.

Green Lake average sea temperature chart (Celsius) Green Lake average sea temperature chart (Fahrenheit)
Average sea temperature around Green Lake in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4 3.3 3.1 3.7 5.6 10.7 17.4 20.8 18.8 13.3 8.6 5.5
°F 39.1 37.9 37.5 38.7 42.1 51.2 63.3 69.4 65.8 55.9 47.6 41.9

Wind speed

The graph below shows the average wind speed.

Green Lake average winspeed by month (km/h) Green Lake average winspeed by month (mph)
Average wind speed in Green Lake (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 17 18 19 17 16 14 14 15 17 18 17
mph 11 11 11 12 11 10 9 9 9 11 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.

Green Lake relative humidity averages
Average relative humidity in Green Lake
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 73% 72% 67% 66% 69% 71% 75% 77% 73% 77% 78%

Other monthly averages

UV index Best time to go?

Green Lake weather stats

Green Lake weather statistics
Hottest month: July 27.9°C 82.2°F
Driest month: February 27mm 1.1ins
Sunniest month: July 10.8hrs
Coldest month: January -4.7°C 23.5°F
Wettest month: August 100mm 3.9ins
Warmest sea: August 20.8°C 69.4°F
Map showing location of Green Lake (43.84415, -88.96011) Green Lake map pin © Google

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