Climate and monthly weather forecast
Kenosha, WI

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The climate of Kenosha

Kenosha, Wisconsin, USA, hugs the western shore of Lake Michigan, and is categorized under the Dfb climate classification by Köppen. This classification signifies a humid continental climate with a warm summer and no dry season.

Throughout the year, temperatures fluctuate between 17.1°F (-8.3°C) and 77.5°F (25.3°C). The mercury peaks from July to August, the height of summer, while the extreme lows are recorded in January and February, the winter months. Relative humidity ranges from 76% to 84%, creating a generally moist atmosphere throughout the year.

Regarding precipitation, rainfall is consistent, ranging from 1.22" (31mm) in February and December to 3.35" (85mm) in April and June. However, snowfall, primarily during the cold season from November to March, accumulates a total ranging from 4.33" (110mm) in January to trace amounts of 0.04" (1mm) in October.

Unique weather patterns indicate maximum rainfall in April and June, while the least precipitation occurs in February and December. Sunshine is more prominent between July and August, leaving shorter days from December to January.

The best time to visit Kenosha

Kenosha's most comfortable climate occurs from June to September. These are the summer months when temperatures typically hover from 61.7°F (16.5°C) to 76.8°F (24.9°C). Relative humidity is moderate, rainfall is distinct but not excessive, and sunshine hours per day are at their peak. Sea temperatures are also the warmest, ranging from 54.8°F (12.7°C) to 72.1°F (22.3°C), welcoming for water-related activities.

The worst time to visit Kenosha

The least favorable months to tour Kenosha fall between November and March. These months feature the brunt of winter with temperatures plummeting from 27.7°F (-2.4°C) to 33.8°F (1°C), bringing days with the least amount of sunshine. Snowfall is prevalent with an average of 12.8 days of snow in January, making outdoor activities challenging.

Spring weather in Kenosha

Spring in Kenosha, from March to May, brings a transition from cold winter to milder temperatures. During these months, the temperatures gradually increase from 40.8°F (4.9°C) to 61.7°F (16.5°C). Despite the increasing temperature, rainfall also intensifies, with an average of 3.35" (85mm) recorded in May. Daylight also increases, and towards the end of spring, expect an average of 14.6 hours of daylight per day.

Summer weather in Kenosha

Summer, stretching from June to August, has temperatures ranging from 71.2°F (21.8°C) to 77.5°F (25.3°C), rendering Kenosha warm and humid. Rainfall stands at an average of 2.95" (75mm) in July, with around 16.3 days of rainfall in the month. Still, these months marvel with a maximum of 15.3 hours of daylight and up to 10.4 hours of sunshine per day.

Autumn weather in Kenosha

In Autumn, from September to November, temperatures start a downward pattern, dropping from 70.7°F (21.5°C) to 44.2°F (6.8°C). Rainfall averages at 2.2" (56mm) in September and rises to 1.34" (34mm) in November. Snowfall begins to appear in November, setting the tone for the incoming winter. However, daylight hours now a few hours lesser, with approximately 9.8 hours recorded in November.

Winter weather in Kenosha

Winter months, December through February, are characterized by temperatures descending to as low as 17.1°F (-8.3°C), providing a cold and often snowy climate in Kenosha. Snowfall amounts up to 4.33" (110mm) in January with snowfall days averaging at 12.8. Daylight is scarce with an average of 9.1 hours in December, while the sunshine averages 4 hours per day, making these months the least sunlit.

Weather in January

The beginning of the year in Kenosha, Wisconsin holds a combination of cold weather and solid precipitation. Notably, January houses the heaviest snowfall, with a freezing month average of 4.33in. The biting cold persists, flowing into February weather, making the city a picturesque winter wonderland. Weather in January »

Weather in February

Following January, February continues to tremble with winter temperatures, though with a slight notch upward on the thermometer. During this month, a significant drop of snowfall to 2.87in is observed. The snow encrusted city of Kenosha begins to anticipate the breath of spring in the near future. Weather in February »

Weather in March

The hint of spring starts to take shape in Kenosha during the month of March. While the last of snowfall, registering around 1.57in, melts away, the city experiences a welcome change from the bitter cold. Comparatively, the span of daylight increases significantly, inviting residents to indulge in outdoor activities. Weather in March »

Weather in April

As spring takes hold, April introduces warmer weather to Kenosha. The temperature noticeably swells, reaching an average high of 50.7°F (10.4°C). April marks the beginning of more humid and wet climate, with rainfall making a significant appearance. Weather in April »

Weather in May

May transitions the weather from mild spring to the early signs of summer. Greater daylight hours, coupled with warmer temperatures and less wind, set the stage for enjoying outdoor activities. The inviting weather tempts residents to venture to the city's beautiful lakes and parks. Weather in May »

Weather in June

June represents the doorway to summer in Kenosha, with its warm and inviting weather. The month high temperature climaxes to an average of 71.2°F (21.8°C). The increase in warmth is balanced with an abundance of sunshine, paving the way for long summer days. Weather in June »

Weather in July

As the peak of summer, July floods Kenosha with the warmest weather of the year. Basking in temperatures that soar to a high average of 77.5°F (25.3°C), residents make the most of their summer exploits. The pleasant weather, along with longer daylight hours, allows for outdoor activities to flourish. Weather in July »

Weather in August

August brings a slight decline in temperatures from July's peak summertime weather. Despite the subtle dip, the city enjoys lasting warmth and bountiful sunlight hours, making this month a continuation of summer in Kenosha. The generally clear skies and reduced winds create a delightful environment for various outdoor activities. Weather in August »

Weather in September

September heralds the arrival of fall in Kenosha, bringing a milder climate. The temperature gradually retreats to a cooler average, promising more refreshing days. The length of daylight begins to wane, signaling the onset of shorter autumn days. Weather in September »

Weather in October

October dives deeper into fall, with the mercury further sliding down in Kenosha. A significant drop in the average high temperature to 58.1°F (14.5°C) instigates the need for warmer clothing. Harbinger of the coming winter, the cooling temperatures give way to crisper air and falling leaves. Weather in October »

Weather in November

As the prelude to the harsh Wisconsin winter, November sees temperatures plummet further. The month signals the return of snow, recording an average of 1.34in. The shortened daylight hours beckon the city towards an early evening, preparing for December's frigid landscape. Weather in November »

Weather in December

Finally, winter arrives in full force in Kenosha in December. The plummeting temperatures reach their lowest average, concluding the year on a cold note. An increased snowfall of 2.28in blankets the city, transforming it into a snow-laden wonderland. Weather in December »

Frequently asked questions

What is the coldest time of year?

Kenosha records the coldest temperatures in January, averaging a high of 27.7°F (-2.4°C) and a low of 17.1°F (-8.3°C).

What is the most humid month?

With an average relative humidity of 84%, January is the most humid month.

How many days does it rain?

Throughout the year, there are 148 rainfall days, and 27.09" (688mm) of precipitation is accumulated.

When does it snow?

January through May, October through December are months with snowfall.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 4.33" (110mm) of snow.

How many days does it snow?

In Kenosha, during the entire year, snow falls for 45.4 days and aggregates up to 14.33" (364mm) of snow.

What is the month with the least sunshine?

With an average of 3.7h of sunshine, January has the least sunshine of the year.

What is the driest month in Kenosha?

The months with the least rainfall in Kenosha are February and December Rain falls for 4.8 days and accumulates 1.22" (31mm) of rain.

When is the ocean coldest in Kenosha?

With an average ocean temperature of 36.7°F (2.6°C), February is the month with the coldest seawater in Kenosha.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month?

The months with the most rainfall are April and June, with an average 3.35" (85mm) of precipitation.

When it does not snow?

June through September are months without snowfall in Kenosha.

When are the longest days?

June has the longest days of the year, with an average of 15h and 18min of daylight.

What part of the year is the hottest?

Temperature records mark July as the warmest month, with highs averaging 77.5°F (25.3°C) and lows at 64.9°F (18.3°C).

What month is the ocean warmest?

August is the month with the warmest seawater, with an average ocean temperature of 72.1°F (22.3°C).

What month has the most sunshine?

With an average of 10.5h of sunshine, August has the most sunshine of the year.

When is the highest UV index?

August is the month with the highest UV index, with an average maximum UV index of 6.

What are the least humid months?

The months with the lowest humidity are October and November, with an average relative humidity of 76%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 6min of daylight.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 1.

Average temperature
Kenosha, WI

Average temperature - Kenosha, WI

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.7°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure
Kenosha, WI

Average pressure - Kenosha, WI

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Kenosha, WI

Average wind speed - Kenosha, WI

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

Average humidity
Kenosha, WI

Average humidity - Kenosha, WI

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).

Average rainfall
Kenosha, WI

Average rainfall - Kenosha, WI

The wettest months (with the highest rainfall) are April and June (3.35").
The driest months (with the least rainfall) are February and December (1.22").

Average rainfall days
Kenosha, WI

Average rainfall days - Kenosha, WI

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).

Average snowfall
Kenosha, WI

Average snowfall - Kenosha, WI

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Kenosha, WI

Average snowfall days - Kenosha, WI

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature
Kenosha, WI

Average sea temperature - Kenosha, WI

The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (36.7°F).

Average daylight / Average sunshine
Kenosha, WI

Average daylight / Average sunshine - Kenosha, WI

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days
Kenosha, WI

Average sunshine days - Kenosha, WI

The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is May (10.7 days).

Average visibility
Kenosha, WI

Average visibility - Kenosha, WI

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Kenosha, Wisconsin, USA

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