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What’s the climate like in Waukesha?

The current climate in Waukesha features temperatures ranging from a high of 27°C to a low of -2°C throughout the year. The average yearly temperature is around 14°C. At night, temperatures in the colder months average around -11°C and in the warmer months around 15°C.

The highest temperature recorded in Waukesha in recent years was 37°C in June 2022. The lowest daytime temperature recorded was -24°C in January 2019.

On average, Waukesha gets 1071 mm of precipitation each year. Of this, about 129 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.

Best time to visit Waukesha?

The best time to visit Waukesha for mild to warm weather is May up to October. You might get some rain, but the temperatures are just right to explore Waukesha.

Climate Table of Waukesha

The climate table of Waukesha shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) -2 -1 6 12 19 26 27 26 24 16 7 3
Temp. min (°C) -10 -10 -3 2 8 14 16 16 13 5 -2 -5
Precipitation
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Precipitation (mm) 45 45 42 131 106 144 116 93 137 112 64 36
Snow (cm) 39 38 13 5,0 0 0 0 0 0 1,8 14 18
UV Index 2 3 4 4 5 5 4 5 3 2 2 2

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 14°C
  • Highest temperature: 27°C in July
  • Lowest temperature: -2°C in January
  • Precipitation*: 1071 mm per year, averaging 89 mm per month
  • Snowfall: 129 cm per year
  • Driest months: 36 mm in December, 42 mm in March and 45 mm in January
  • Wettest months: 144 mm in June, 137 mm in September and 131 mm in April

*Precipitation is measured as a combination of rain, snow, and hail

Average Temperature per Month in Waukesha

This graph shows the average maximum temperatures per month in Waukesha, Wisconsin. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Waukesha, Wisconsin,

Average Precipitation per Month in Waukesha

This graph shows how much rainfall Waukesha, Wisconsin, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.

Precipitation per Month in Waukesha, Wisconsin,

Average Snowfall per Month in Waukesha

This graph shows how much snow Waukesha, Wisconsin, gets on average per month. The amount of snowfall is measured in centimeters and the average is calculated based on the recorded snowfall per month from past years.

Snowfall per Month in Waukesha, Wisconsin,

Average UV Index per Month in Waukesha

This graph shows the average UV index per month in Waukesha, Wisconsin. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Waukesha, Wisconsin,

Yearly Temperature in Waukesha

This graph shows the average yearly temperature in Waukesha, Wisconsin. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Waukesha, Wisconsin,

Total Yearly Precipitation in Waukesha

This chart shows the total yearly precipitation in Waukesha, Wisconsin, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Waukesha, Wisconsin,

Total Yearly Snowfall in Waukesha

This chart shows the total yearly snowfall in Waukesha, Wisconsin, over the past few years. The total yearly snowfall, measured in centimeters, is the sum of all the snow that fell in the twelve months of that year.

Yearly Snowfall in Waukesha, Wisconsin,

Weather experiences in Waukesha

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Average weather in Waukesha by month

Click on a month below to see detailed weather info for Waukesha. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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