The best times to visit Milwaukee for ideal weather are

May 21st to July 1st

or

September 3rd to September 30th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 


Milwaukee Travel Guide

  • Safety
  • The busiest and least popular months
  • Overall travel experience by time of year
  • Weather in Milwaukee

    Temperature

    Average temperatures in Milwaukee vary greatly and are seasonally temperate. The area is in the top 82 percent of tourist destinations for pleasant weather. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Milwaukee, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid-July where highs are regularly around 84.7°F (29.3°C) with temperatures rarely dropping below 64.8°F (18.2°C) at night.

    Milwaukee Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Milwaukee Temperatures (Celsius)

    Key
    High
    Average
    Low

    “Feels-Like” Temperatures

    The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

    Milwaukee Perceived Temperature (F)

    Key
    High
    Average
    Low

    Milwaukee Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Milwaukee Temperatures by Month

    Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

    Show Fahrenheit

    Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
    Jan 31.4 22.3 13.9
    Feb 31.9 23.2 15.1
    Mar 46.1 35.8 26.8
    Apr 57.2 45.4 36.3
    May 69.8 57.1 46.3
    Jun 78.4 66.5 56.3
    Jul 83.3 72.7 62.7
    Aug 81.9 71.4 62.3
    Sep 74.9 64.1 54.4
    Oct 62.9 52.7 43.6
    Nov 50 40.2 31.3
    Dec 37.2 29 21.3

    Show Celsius

    Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
    Jan -0.3 -5.4 -10.1
    Feb -0.1 -4.9 -9.4
    Mar 7.8 2.1 -2.9
    Apr 14 7.4 2.4
    May 21 13.9 7.9
    Jun 25.8 19.2 13.5
    Jul 28.5 22.6 17.1
    Aug 27.7 21.9 16.8
    Sep 23.8 17.8 12.4
    Oct 17.2 11.5 6.4
    Nov 10 4.6 -0.4
    Dec 2.9 -1.7 -5.9

     

    Precipitation (Rain or Snow)

    If dry weather is what you’re after, the months with the lowest chance of precipitation in Milwaukee are December, February, and then June. The lowest chance of rain or snow occurs around early-to-mid-March. For example, on the week of March 12th there are only 0.5 days of precipitation on average. By contrast, it’s most likely to rain or snow in late February and early March with an average of 1.3 days with significant precipitation the week of February 26th.

    When can you find snow in Milwaukee? Weather stations report moderate or seasonal snow likely to be deepest around February, especially close to late January and early February. Powder (new snow) is most often falls around January 29th. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

    Chance of Precipitation

    The graph below shows the % chance of rainy and snowy days in Milwaukee.

    Key
    Days with precipitation

    Snow on the Ground

    The graph below shows the average snow on the ground in Milwaukee (in).

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
    Jan 40 4.2 0.05
    Feb 42.9 6.3 0.07
    Mar 35.7 4.4 0.07
    Apr 41.4 1.8 0.16
    May 40 0 0.11
    Jun 41.4 0 0.18
    Jul 28.6 0 0.11
    Aug 32.9 0 0.11
    Sep 28.6 0 0.09
    Oct 34.3 0 0.09
    Nov 31.4 1.6 0.07
    Dec 45.7 3.8 0.09

    Show Centimeters

    Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
    Jan 40 10.7 0.13
    Feb 42.9 16 0.18
    Mar 35.7 11.2 0.18
    Apr 41.4 4.6 0.41
    May 40 0 0.28
    Jun 41.4 0 0.46
    Jul 28.6 0 0.28
    Aug 32.9 0 0.28
    Sep 28.6 0 0.23
    Oct 34.3 0 0.23
    Nov 31.4 4.1 0.18
    Dec 45.7 9.7 0.23

     

    Humidity and Wind

    Milwaukee has slightly low to average humidity compared to most tourist destinations. The least humid month is April (54.6% relative humidity), and the most humid month is December (65.7%).

    Wind in Milwaukee is usually moderate. The windiest month is April, followed by January and February. April’s average wind speed of around 9.4 knots (10.8 MPH or 17.4 KPH) is considered “gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early April where average top sustained speeds reach 17.1 knots, which is considered a fresh breeze.

    Relative Humidity (%)

    The graph below shows the average % humidity by month in Milwaukee.

    Key
    Avg. Relative Humidity

    Wind

    The graph below shows wind speed (max and average) in knots.

    Key
    Max Sustained Wind
    Average Daily Wind

    Average Wind Speeds

    Show Wind Speeds

    All wind speeds are in knots.

    Month Avg. Wind Meaning (Beaufort) Avg. Maximum Sustained Wind Meaning (Beufort)
    Jan 9.2 a gentle breeze 15.1 a moderate breeze
    Feb 9 a gentle breeze 15.2 a moderate breeze
    Mar 8.7 a gentle breeze 15.4 a moderate breeze
    Apr 9.4 a gentle breeze 16.9 a moderate breeze
    May 8.3 a gentle breeze 15.5 a moderate breeze
    Jun 7.1 a gentle breeze 14.6 a moderate breeze
    Jul 6.9 a light breeze 13.6 a moderate breeze
    Aug 6.5 a light breeze 12.8 a moderate breeze
    Sep 7.1 a gentle breeze 13.5 a moderate breeze
    Oct 8.1 a gentle breeze 14.7 a moderate breeze
    Nov 8.7 a gentle breeze 14.9 a moderate breeze
    Dec 8.8 a gentle breeze 14.9 a moderate breeze

    Show Relative Humidity by Month

    Month Avg. Relative Humidity
    Jan 58.3
    Feb 56.9
    Mar 56.1
    Apr 54.6
    May 55.4
    Jun 60.5
    Jul 58.1
    Aug 62.2
    Sep 62.2
    Oct 58.9
    Nov 58
    Dec 65.7

     

    Is it Safe to Travel to Milwaukee?

    As of 6/22/2017 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories.
     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Milwaukee, WI (USA) is July, followed by June and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Milwaukee in November. Those willing to visit at these times will likely find it the least expensive month.

    Estimated Tourism by Month

     

    Most Popular Months to Visit

    Key
    Tourists Seeking Accommodations

    Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Displayed data is calculated relative to the peak, so a score of 38.2 in November means 38.2% of the tourists vs. July.

    Overall Milwaukee Travel Experience by Season

    Spring (March through May)

    Humidity and temperatures combine to make this season feel moderately cold. Highs range from 75.1°F (23.9°C) and 33°F (0.6°C) with warmer temperatures in the later months. Rain is very common with 11 to 12 days of precipitation per month. Spring is busy for tourism, which makes it a good time for those looking for things to do.

    Summer (June through August)

    The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 9 to 12 days of precipitation per month. June – August is the busiest season for tourism in Milwaukee, so lodging and other accommodations may cost more than usual.

    Fall (September through November)

    Fall daily highs range from 78.6°F (25.9°C) and 42.2°F (5.7°C), which will feel chilly given the humidity and wind. It rains or snows a fair amount: 9 to 11 days per month. Tourism is the slowest during these months due to the weather, so hotels may be lower priced.

    Winter (December through February)

    Weather is far too cold this time of year in Milwaukee to be enjoyable for warm weather travelers. The average high during this season is between 38.1°F (3.4°C) and 29.1°F (-1.6°C). On average, it rains or snows a great amount: 12 to 14 times per month. These times of year are fairly slow with tourists.