Climate and monthly weather forecast
Middleton, WI

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Colorful trees in the fall with leaves in the pond, in a stunning nature park in Middletown, Wisconsin
Colorful trees in the fall with leaves in the pond, in a stunning nature park in Middletown, Wisconsin

The climate of Middleton

Positioned within the borders of Wisconsin, Middleton is subjected to a Humid continental climate without dry season and a warm summer. This climate classification by Köppen as Dfb signifies that the city gets ample precipitation year around. Each season in Middleton comes with its individual character, as temperatures swing from a low of 10.9°F (-11.7°C) in February to a high of 78.6°F (25.9°C) temperatures in July.

Examining the annually spanning weather patterns demonstrate yet another facet of Middleton's climate. The rainfall values oscillate annually, with the lowest value of 1.34" (34mm) in January to the highest precipitation of 4.06" (103mm) noticed in June. Despite these fluctuations, rainfall is a fairly consistent event in Middleton owing to the 89 to 77% relative humidity throughout the year.

However, residents and visitors manifestly note several distinctive weather patterns. High humidity of 89% in January, bears the brunt of the coldest month with an average minimum temperature dipping to 10.9°F (-11.7°C). In contrast, the city hosts its warmest month in July, with temperature rising to an average high of 78.6°F (25.9°C). This month also stands out with its long days of 15 hours of daylight and highest UV index of 6.

The best time to visit Middleton

Aiming for comfortable temperature and optimal outdoor activity conditions, the best time to visit Middleton is in the period from May to September. With temperature ranging from a low of 48.7°F (9.3°C) to a high of 78.6°F (25.9°C), these months are distinctly warm but not excessively hot. The hours of sunshine per day stretch from 8.3 hours in May to 9.7 hours in July, providing ample daylight for sightseeing and outdoor activities. Moreover, relative humidity revolves around 81 to 83% making it a comfortable time for any visitor.

The worst time to visit Middleton

Winter constitutes the least favorable season to visit Middleton, from December to February. The temperatures during this period are often harsh, with a high of 41.5°F (5.3°C) and low dropping to 10.9°F (-11.7°C). Additionally, the amount of daylight is scarce, with only 9.4 hours in December, which is the shortest amount of daylight of the year. These months are also marked by high snowfall with 5.31" (135mm) in December, 6.1" (155mm) in February and reduced visibility of 5 miles, which might hamper travel and outdoor activities.

Spring weather in Middleton

Spring in Middleton brings a pleasant shift in weather from March to May. The temperatures gradually increase from a chilly average low of 26.8°F (-2.9°C) in March to a balmy high of 65.8°F (18.8°C) by the end of May. Rainfall during this period ranges from 1.85" (47mm) in March to 3.58" (91mm) in May. The duration of daylight also increases meaningfully from 12 hours in March to 14.7 hours in May, facilitating outdoor engagements.

Summer weather in Middleton

June signals the start of summer that lasts up until August with an elevated level of warmth and daylight. The temperatures hover between 57.6°F (14.2°C) to 78.6°F (25.9°C) during these months. These are also the wettest months in the city, with rainfall peaking at 4.06" (103mm) in June. However, long daylight hours from 15.3 hours in June to 13.9 hours in August and about 9 hours of sunshine make this an ideal time for outdoor explorations.

Autumn weather in Middleton

Autumn arrives in Middleton in September and lasts until November, with temperatures receding from a high of 71.1°F (21.7°C) in September to a low of 29.8°F (-1.2°C) in November. Rainfall too decreases during this period, from 2.64" (67mm) in September to 1.61" (41mm) in November. In spite of diminishing daylight hours, from 12.5 hours in September to 9.7 hours in November, autumn carries an allure with changing leaves and quiet tranquillity.

Winter weather in Middleton

Winter in Middleton brings a dip in temperatures, reaching a low of 10.9°F (-11.7°C) in February. These cold months from December to February also witness high snowfall from 5.31" (135mm) in December to 6.1" (155mm) in February. The daylight hours are shortest during this season, with only 9.1 hours in February. Despite the cold and snow, winter provides its unique charm with a serene, frosty landscape.

Weather in January

With the turning of the year, January brings the coldest average temperatures seen in Middleton, with lows dipping to blistering 10.9°F (-11.7°C) and highs not much better at an icy 23.4°F (-4.8°C). Winter in its deep freeze, January sees a rather high percentage of 66% cloud cover keeping the city blanketed and preciously little sunlight reaching the ground. Weather in January »

Weather in February

As the calendar flip to February, an upward temperature trend can be distinguished, steadily hauling the frosty Wisconsin city from the depth of the winter freeze. A notable characteristic is the slight increase in snowfall to 6.1" (155mm), however, the snowfall days decrease by almost two days, indicating heavier snowfall events. Weather in February »

Weather in March

March signifies the transition from winter to spring, with temperatures rising moderately, melting down the accumulated snow with time. That is not to say, snowfall doesn’t occur in March, but a decrease to 3.19" (81mm) is noticed from February's 6.1" (155mm) of snow. Weather in March »

Weather in April

By the time April arrives, winter clothing is usually stowed away, with the citizens of Middleton packing away their snow boots and mittens in favor of light spring attire. With rainfall increasing to a significant 3.19" (81mm) and a decrease in snowfall to just 2.17" (55mm); it is clear that April steps onto the throne left behind by the retreating winter, bringing changes along. Weather in April »

Weather in May

May sees a significant leap in terms of temperature, transforming Middleton into a city basking in the delicate warmth of spring. A shift in precipitation type is noticed in May; there's no snow at all, instead, a considerable 3.58" (91mm) of rainfall is seen, fulfilling the adage "April showers bring May flowers". Weather in May »

Weather in June

June marks the onset of summer in Middleton with temperatures rising further, reaching a balmy 74.8°F (23.8°C) by midday. The highest precipitation of the year occurs in June, where the skies open up for 4.06" (103mm) of rain. The additional rainfall brings about a marked freshness in the atmosphere, providing a pleasant counter effect to the increasing summer temperature. Weather in June »

Weather in July

In July, Middleton experiences the highest temperatures annually, with patio thermometers frequently registering a scorching 78.6°F (25.9°C). This is the summer at its peak in Middleton, but surprisingly, rainfall decreases to 3.27" (83mm). Weather in July »

Weather in August

As the embers of July's intense heat begin to cool, August brings a gentle decrease in maximum temperatures to a reasonable 77.2°F (25.1°C), easing into more tempered summer conditions. There's a further reduction in rainfall to a more manageable 2.52" (64mm), as the summer season starts to prepare for the forthcoming fall. Weather in August »

Weather in September

September greets Middleton with the pleasant nip of Autumn air, with temperatures beginning to moderate after the summer's peak. Average rainfall increases slightly from August, clocking in at 2.64" (67mm) offering a mix of blue sky days and light showers. Weather in September »

Weather in October

October sees a sharp fall in temperatures, acting as a pronounced curtain raiser for the fast-approaching winter season. With rainfall averaging at 2.76" (70mm), the city can expect regular showers this month, punctuating the cool, crisp autumn air. Weather in October »

Weather in November

November ushers in the winter cold, seeing a drastic drop in temperatures, as Middleton braces itself for frosty winds and darkened skies. A notable element of this month's weather is the snowfall; the city sees an introduction to winter with a snowfall of 2.05" (52mm) setting up the characteristic white landscapes. Weather in November »

Weather in December

December sees the full swing of winter season in Middleton with a considerable increase in snowfall to 3.86" (98mm), perfect for the holiday season. This period sees locals and visitors greatly engaged in winter activities like ice fishing, snowboarding and snowmobiling. Weather in December »
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Frequently asked questions

What month is the coldest in Middleton?

Middleton's coldest month, January, generally records average temperatures ranging from a high of 23.4°F (-4.8°C) to a low of 10.9°F (-11.7°C).

What is the most humid month in Middleton?

With an average relative humidity of 89%, January is the most humid month in Middleton.

What is the driest month in Middleton?

The month with the least rainfall is January, when the rain falls for 4.8 days and typically collects 1.34" (34mm) of precipitation.

How much does it rain in Middleton?

Throughout the year, in Middleton, Wisconsin, there are 143.9 rainfall days, and 29.88" (759mm) of precipitation is accumulated.

When does it snow in Middleton?

January through May, October through December are months with snowfall in Middleton, Wisconsin.

How much does it snow in Middleton?

In Middleton, Wisconsin, during the entire year, snow falls for 60.8 days and aggregates up to 23.54" (598mm) of snow.

What is the month with the least sunshine in Middleton?

January has the least sunshine of the year in Middleton, with an average of 3.2h of sunshine.

What are the months with the lowest UV index in Middleton?

The months with the lowest UV index in Middleton, Wisconsin, are January and December, with an average maximum UV index of 1.

When does it snow the most in Middleton?

The month with the most snowfall is February, when snow falls for 13.3 days and typically aggregates up to 6.1" (155mm) of snow.

When is Daylight Saving Time (DST) in Middleton?

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 are the least humid months in Middleton?

April and October, with an average relative humidity of 77%, are the least humid months in Middleton.

What is the wettest month in Middleton?

June is the month with the most rainfall in Middleton. Rain falls for 18.2 days and accumulates 4.06" (103mm) of precipitation.

When it does not snow in Middleton?

June through September are months without snowfall in Middleton, Wisconsin.

When are the longest days in Middleton?

The month with the longest days is June, with an average of 15h and 18min of daylight.

What are the warmest months in Middleton?

Middleton's July weather, with an average high temperature of 78.6°F (25.9°C) and an average low temperature of 61.3°F (16.3°C), tends to be the warmest of the year.

What month has the most sunshine in Middleton?

July has the most sunshine of the year, with an average of 9.7h of sunshine.

When is the highest UV index in Middleton?

The month with the highest UV index in Middleton is July, with an average maximum UV index of 6.

What is the month with the shortest days in Middleton?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Middleton, WI

Average temperature - Middleton, WI

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.4°F).

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure
Middleton, WI

Average pressure - Middleton, WI

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Middleton, WI

Average wind speed - Middleton, WI

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity
Middleton, WI

Average humidity - Middleton, WI

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall
Middleton, WI

Average rainfall - Middleton, WI

The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days
Middleton, WI

Average rainfall days - Middleton, WI

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall
Middleton, WI

Average snowfall - Middleton, WI

The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Middleton, WI

Average snowfall days - Middleton, WI

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Middleton, WI

Average daylight / Average sunshine - Middleton, 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 July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days
Middleton, WI

Average sunshine days - Middleton, WI

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9.3 days).

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Average visibility
Middleton, WI

Average visibility - Middleton, WI

The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).

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Middleton, Wisconsin, USA

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