West Allis (WI) monthly weather averages

Contents

Average daytime temperature

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

West Allis average temperature chart (Celsius) West Allis average temperature chart (Fahrenheit)
Average monthly temperatures in West Allis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -3.6 -1 5.2 12.8 19.7 25.3 27.7 26.3 21.9 15.3 7.1 -0.6
°F 25.5 30.2 41.4 55 67.4 77.5 81.8 79.3 71.4 59.6 44.7 30.8

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.

West Allis monthly rainfall chart (mm) West Allis monthly rainfall chart (inches)
Average monthly rainfall in West Allis (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 34 28 58 81 72 89 88 96 85 60 59 45
inches 1.3 1.1 2.3 3.2 2.8 3.5 3.5 3.8 3.4 2.4 2.3 1.8
Rainy days 11 10 12 12 11 11 10 10 10 10 11 12

Average annual rainfall in West Allis: 749.7mm (295.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in West Allis

West Allis average daily sunshine chart
Average daily sunshine West Allis
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.9 6.5 7.6 9.5 10.8 11 9.7 7.7 6.2 4.1 3.9

Day / night temperatures

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

West Allis average minimum / maximum temperatures (Celsius) West Allis average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in West Allis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12.2 -9.8 -3.5 2.6 8.3 13.7 16.9 15.9 11.7 5.7 -0.7 -8.6
Max °C -3.4 -0.8 5.5 13.1 20 25.6 28 26.6 22.2 15.6 7.3 -0.5
Min °F 10 14.4 25.8 36.6 46.9 56.6 62.3 60.5 53 42.2 30.8 16.6
Max °F 18 22.5 33.8 46 57.4 67.3 72.3 70.2 62.4 51.1 37.9 23.9

Sea temperature

The graph below shows the average sea temperature.

West Allis average sea temperature chart (Celsius) West Allis average sea temperature chart (Fahrenheit)
Average sea temperature around West Allis 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.

West Allis average winspeed by month (km/h) West Allis average winspeed by month (mph)
Average wind speed in West Allis (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 19 21 21 18 17 16 15 16 18 19 19
mph 13 12 13 13 11 11 10 9 10 11 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.

West Allis relative humidity averages
Average relative humidity in West Allis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 73% 71% 68% 68% 69% 72% 75% 75% 73% 75% 77%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

West Allis weather stats

West Allis weather statistics
Hottest month: July 27.7°C 81.9°F
Driest month: February 28mm 1.1ins
Sunniest month: July 11hrs
Coldest month: January -3.6°C 25.5°F
Wettest month: August 96mm 3.8ins
Warmest sea: August 20.8°C 69.4°F
Map showing location of West Allis (43.01668, -88.00703) West Allis map pin © Google

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