Wisconsin

Wisconsin Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in Wisconsin, the United States of America in July.

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Lake Geneva Brookfield Oak Creek Pleasant Prairie

Are you planning a trip a to Wisconsin, the United States of America in July and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Wisconsin in July

Wisconsin, the United States of America is a region in the United States of America. July in Wisconsin generally has warm temperatures, with precipitation levels ranging from moderate to high. July falls during the summer season.

Temperatures

The average maximum temperatures are warm and range from 25°C (77°F) in Two Rivers to 29°C (84°F) in Onalaska. Nighttime temperatures generally drop to 18°C (64°F) in Onalaska and 16°C (61°F) in Two Rivers. On average, July is the warmest month of the year in Wisconsin, the United States of America. So be prepared and pack summer clothes.

To learn more about the conditions in specific areas of Wisconsin, the United States of America, check out the map below.

Precipitation

In July, precipitation varies across different areas. From moderate rainfall in Sister Bay with an average of 67 mm (2.6 in) to high rainfall in Platteville with 130 mm (5.1 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Lake Geneva enjoys about 319 hours of sunlight, ideal for those seeking sunny weather.

Explore Wisconsin by month

Pick a month to see the average temperature, rainfall and sunshine in Wisconsin - and find the best time to visit. (based on Lake Geneva)

January-2°C (28°F) February-2°C (28°F) March7°C (45°F) April14°C (57°F) May21°C (70°F) June26°C (79°F) This monthJuly28°C (82°F) August27°C (81°F) September23°C (73°F) October16°C (61°F) November8°C (46°F) December1°C (34°F)
Best Time to Visit Wisconsin →

Best Places to Visit in Wisconsin in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Wisconsin.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Wisconsin

What is the weather like in July for some of the most popular destinations in Wisconsin, the United States of America?

Temperature range in Wisconsin (July)

Precipitation variation in Wisconsin (July)

Lake Geneva

In July Lake Geneva generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« June
July
August »
June
July
August
Max temperature
26°C (79°F)
28°C (82°F)
27°C (81°F)
Min temperature
14°C (57°F)
16°C (61°F)
15°C (59°F)
Monthly sun hours
305 hours
319 hours
282 hours
Monthly rainfall
133 mm (5.2 in)
97 mm (3.8 in)
103 mm (4.1 in)
Monthly rainy days
13 days
10 days
11 days
Weather conditions
very good
excellent
very good
Climate in Lake Geneva →

Brookfield

In July Brookfield generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« June
July
August »
June
July
August
Max temperature
25°C (77°F)
28°C (82°F)
27°C (81°F)
Min temperature
14°C (57°F)
16°C (61°F)
16°C (61°F)
Monthly sun hours
305 hours
319 hours
282 hours
Monthly rainfall
143 mm (5.6 in)
98 mm (3.9 in)
91 mm (3.6 in)
Monthly rainy days
12 days
9 days
10 days
Weather conditions
very good
excellent
excellent
Climate in Brookfield →

Oak Creek

In July Oak Creek generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 18°C (64°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« June
July
August »
June
July
August
Max temperature
24°C (75°F)
27°C (81°F)
26°C (79°F)
Min temperature
14°C (57°F)
18°C (64°F)
18°C (64°F)
Monthly sun hours
305 hours
319 hours
282 hours
Monthly rainfall
117 mm (4.6 in)
89 mm (3.5 in)
91 mm (3.6 in)
Monthly rainy days
12 days
9 days
11 days
Weather conditions
very good
excellent
excellent
Climate in Oak Creek →

Pleasant Prairie

In July Pleasant Prairie generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« June
July
August »
June
July
August
Max temperature
25°C (77°F)
28°C (82°F)
27°C (81°F)
Min temperature
14°C (57°F)
16°C (61°F)
16°C (61°F)
Monthly sun hours
305 hours
319 hours
282 hours
Monthly rainfall
105 mm (4.1 in)
97 mm (3.8 in)
88 mm (3.5 in)
Monthly rainy days
13 days
10 days
11 days
Weather conditions
very good
excellent
excellent
Climate in Pleasant Prairie →

Janesville

In July Janesville generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« June
July
August »
June
July
August
Max temperature
26°C (79°F)
28°C (82°F)
27°C (81°F)
Min temperature
14°C (57°F)
16°C (61°F)
16°C (61°F)
Monthly sun hours
297 hours
308 hours
272 hours
Monthly rainfall
139 mm (5.5 in)
99 mm (3.9 in)
136 mm (5.4 in)
Monthly rainy days
13 days
10 days
11 days
Weather conditions
very good
excellent
very good
Climate in Janesville →

Is your destination not in the list? Have a look at all destinations in Wisconsin, in the United States of America.

In our records: the United States of America July extremes

Notable July records observed across cities in the United States of America in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest July day in the United States of America reached 51°C (124°F) in Palm Desert on July 28, 1995.

Popular cities in July

Day & night temperatures, rainfall and average weather in Wisconsin in July.

City Weather Day temp Night temp Rainfall
Lake Geneva 28°C (82°F) 16°C (61°F) 97 mm (3.8 in)
Brookfield 28°C (82°F) 16°C (61°F) 98 mm (3.9 in)
Oak Creek 27°C (81°F) 18°C (64°F) 89 mm (3.5 in)
Pleasant Prairie 28°C (82°F) 16°C (61°F) 97 mm (3.8 in)
Janesville 28°C (82°F) 16°C (61°F) 99 mm (3.9 in)
Racine 26°C (79°F) 18°C (64°F) 82 mm (3.2 in)

Wisconsin weather in July: frequently asked questions

What is the weather like in Wisconsin, the United States of America in July?

Expect excellent weather across Wisconsin, the United States of America in July. The popular destination of Lake Geneva averages 28°C (82°F) by day and 16°C (61°F) at night during this summer month.

What is the average temperature in Wisconsin, the United States of America in July?

In Lake Geneva, the average daytime high in July is 28°C (82°F), while nighttime temperatures drop to around 16°C (61°F).

Does Wisconsin, the United States of America get a lot of rain in July?

Rain is generally moderate to light in Wisconsin, the United States of America during July, with Lake Geneva averaging close to 97 mm (3.8 in).

Is July a Good Time to Visit Wisconsin, the United States of America?

We believe that July is one of the best times to visit Wisconsin, the United States of America with overall excellent weather in Lake Geneva.

Generally speaking, May, July and September provide excellent weather in Lake Geneva. In contrast, January, February, March, November and December tend to have less favorable weather conditions.

Interested in more climate information?

We have much more information about the climate in Wisconsin.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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