Climate and monthly weather forecast
Madison, WI

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The State Capitol building in Madison, Wisconsin, on a beautiful spring evening
The State Capitol building in Madison, Wisconsin, on a beautiful spring evening

The climate of Madison

Nestled in the Midwestern region of the United States, Madison, Wisconsin, experiences a Humid Continental climate, also referred to as the Dfb as per the Köppen climate classification. This category of climate, marked by no dry season, has a warm summer format and characterizes the overall weather phenomena of Madison.

Temperature fluctuations are a defining characteristic of Madison's climate, with monthly average high temperatures ranging from a chilly 23.9°F (-4.5°C) in January to a more tepid 78.6°F (25.9°C) in July. Correspondingly, the city's average monthly lows vacillate from a frigid 10.8°F (-11.8°C) in the month of the New year to a moderate 61.3°F (16.3°C) in the month of Independence. The climate distinctly reveals the lack of a plateau, presenting a climatic pattern that noticeably spirals from the winter freeze to the summer warmth and back again. Precipitation, too, shows a similar trend, with rainfall volumes varying from a minimum of 0.24" (6mm) in the months of January, March, and November to a high of 0.63" (16mm) received in July.

Madison does not shy away from a unique weather pattern - snow. With the city's coldest months of January and February observing an average of 0.87" (22mm) and 0.94" (24mm) of snowfall, respectively, snow makes a rather prominent impression in its climate. This contrasts distinctly with the warmer months from May to September when, interestingly, there exists no recorded snowfall.

The best time to visit Madison

For light-packed days and stimulating warmth, considered the best time to visit the city is from May to September. During this period, Madison basks in a generous 14.7 hours to 15.3 hours of daylight, facilitating multiple outdoor activities for visitors. The mild warmth of summer, with average high temperatures ranging from 65.8°F (18.8°C) to 78.6°F (25.9°C) and low temperatures spanning from 48.7°F (9.3°C) to 61.3°F (16.3°C) offers an inviting weather for sightseers. July sees the maximum UV index of 6, creating an ideal atmosphere to soak in some sunlight, while Autumn also has a fair share of sun, presenting about 8.6 hours of sunshine even in September.

The worst time to visit Madison

Potential visitors might wish to reconsider their travel plans during the intensely cold months, between December to February. With the average high temperature plummeting to a freezing range of 23.9°F (-4.5°C) to 27.3°F (-2.6°C) and the average low temperature dipping to an icy 10.8°F (-11.8°C) to 14.7°F (-9.6°C), the chilling cold might put a damper on outdoor plans. Additionally, the relatively less daylight of 9.1 hours to 10.6 hours couples with the severe weather to render this period as relatively unfavorable for visits.

Spring weather in Madison

Spring in Madison transforms the city's climate quite remarkably. After the winter ice and frost, the period of March through May witnesses temperatures climbing from an average high of 41.5°F (5.3°C) in March to 65.8°F (18.8°C) in May. Correspondingly, the average lows elevate from 27°F (-2.8°C) to 48.7°F (9.3°C). Rainfall also tends to increase, with the city receiving an average of 0.24" (6mm) to 0.59" (15mm) across these months. The lengthening days bring in 12 hours to 14.7 hours of daylight, signifying the onset of brighter days.

Summer weather in Madison

Madison ushers in a warm summer from June to August. The city's temperature parameters rise to an agreeable range of high temperatures from 74.8°F (23.8°C) to 78.6°F (25.9°C) and low temperatures from 57.6°F (14.2°C) to 61.3°F (16.3°C) respectively. These months record the maximum rainfall, with July experiencing the peak precipitation of 0.63" (16mm). While these months also carry the bulk of Madison's annual snowfall, the overall snowfall remains at negligible levels. Summer grants an ample 15 hours to 15.3 hours daylight and the maximum UV index of 6, maximizing outdoor possibilities.

Autumn weather in Madison

Autumn in Madison, between September and November, is characterized by an average high temperature falling from 71.1°F (21.7°C) to 42.4°F (5.8°C), and an average low temperature dropping from 52°F (11.1°C) to 30°F (-1.1°C). Despite the cooling temperatures, rainfall is less frequent with average levels residing between 0.43" (11mm) and 0.24" (6mm). The daylight hours gradually reduce, starting around 12.5 hours in September to about 9.7 hours come November. The absence of snow provides a scintillating backdrop, baring trees proudly standing in their autumnal hues.

Winter weather in Madison

Madison experiences a frigid winter in the months from December to February. The average high temperatures during these months err towards the colder spectrum ranging from 23.9°F (-4.5°C) to 30.4°F (-0.9°C), while the average lows linger in the bone-chilling range of 10.8°F (-11.8°C) to 20.3°F (-6.5°C). While the amount of rainfall is relatively minimum, the city sees the harshest of the winter's snowfall with an average of 0.87" (22mm) in December to 0.16" (4mm) in February. The daylight compresses to about 9 hours during this time of the year, and the UV regulations drop to a minimal 1. The dip in pressure too contributes to the stark winter atmosphere, falling to 29.99" (762mm) in December.

Weather in January

January brings the coldest weather to Madison, Wisconsin with average high and low temperatures standing at 23.9°F (-4.5°C) and 10.8°F (-11.8°C) respectively. This wintry climate is accompanied by a substantial amount of snowfall. Weather in January »

Weather in February

Despite the slight rise in temperature by a few degrees in February, the Wisconsin capital still experiences a typical winter climate. The chill in the air is palpable as snow continues to be a prominent feature of this month's weather. Weather in February »

Weather in March

In March, Madison starts shaking off its winter chills as a moderate increase in temperature is recorded. The mercury reaches an average high of 41.5°F (5.3°C) to mark the transition towards the spring season. The nature changes its white blanket for a colourful palette as snowfall gradually decreases. Weather in March »

Weather in April

April brings significant amelioration to Madison's climate as winter fully recedes. Temperature highs hover around 53.8°F (12.1°C), and the city experiences more rain than snow. The landscape revivifies to a palette of green as trees start budding, and flowers begin to bloom. Weather in April »

Weather in May

May ushers in the early onset of summer in Madison. Seeing a striking jump, temperatures reach an impressive average high of 65.8°F (18.8°C). The city bids adieu to the last remnants of winter and celebrates with various outdoor festivals and events. Weather in May »

Weather in June

June welcomes the official start of the summer season in Madison, Wisconsin with temperatures reaching an average high of 74.8°F (23.8°C). There is a perceptible uptick in humidity levels which can cause some discomfort despite the refreshing summer breezes. Weather in June »

Weather in July

July is the hottest month in Madison with temperature highs averaging at 78.6°F (25.9°C). However, the heat is mitigated by the summer breezes, and the weather stays generally sunny. Ample sunshine, coupled with the longer daylight hours, paints a picture of ideal summer days. Weather in July »

Weather in August

August weather in Madison witnesses a slight dip with high temperatures averaging at around 77.4°F (25.2°C). The city continues to bask in summer glory with the lakes becoming a focal point of leisure activities. The abundant sunshine and reduced rainfall make it a favourite among locals and tourists alike. Weather in August »

Weather in September

September brings the onset of fall to Madison, Wisconsin with temperatures dropping to an average high of 71.1°F (21.7°C). The leaves begin to change colour, offering a picturesque landscape against the backdrop of lakes and parklands. Weather in September »

Weather in October

In October, Madison fully adorns the fall mantle with temperatures further declining to an average high of 57.4°F (14.1°C). This period witnesses the city veiled in a vibrancy of orange, yellow and red hues from the changing foliage. Weather in October »

Weather in November

November signals the forthcoming winter in Madison as the city experiences a sudden plunge in temperatures, dropping to an average high of 42.4°F (5.8°C). The fall foliage gives way to barren trees and the city starts preparing for another snow-filled winter. Weather in November »

Weather in December

December marks the advent of winter in Madison with average temperatures declining to a chilly high of 30.4°F (-0.9°C). The city dons a festive look, bathed in snow and adorned with holiday decorations. The daylight hours shrink further, adding a cozy winter charm to the city. Weather in December »
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

With its average high temperature of 23.9°F (-4.5°C) and a low of 10.8°F (-11.8°C), January is regarded as the coldest month.

What are the most humid months?

January and February, with an average relative humidity of 88%, are most humid months.

What is the driest month?

January, March, November and December are months with the least rain when the rain falls for 1.1 days and typically aggregates up to 0.24" (6mm) of rain.

How much does it rain in Madison?

Throughout the year, there are 50.2 rainfall days, and 4.76" (121mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, October through December.

How many days does it snow?

Throughout the year, there are 22.6 snowfall days, and 2.83" (72mm) of snow is accumulated.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.3h of sunshine.

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

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

When does it snow the most?

February is the month with the most snowfall. Snow falls for 4.8 days and accumulates 0.94" (24mm) of snow.

When is Daylight Saving Time (DST) in Madison?

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 least humid month?

The months with the lowest humidity are April and October, with an average relative humidity of 77%.

When it does not snow?

In Madison, snow does not fall in May through September.

When are the longest days?

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

When is the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month?

Madison experiences its highest temperatures in July, with an average peak of 78.6°F (25.9°C) and a low of 61.3°F (16.3°C).

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 6.4 days and accumulates 0.63" (16mm) of precipitation.

What month has the most sunshine?

With an average of 9.8h of sunshine, July has the most sunshine of the year.

What is the month with the shortest days?

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

Average temperature
Madison, WI

Average temperature - Madison, 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 (23.9°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 (10.8°F).

Average pressure
Madison, WI

Average pressure - Madison, 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).

Average wind speed
Madison, WI

Average wind speed - Madison, 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).

Average humidity
Madison, WI

Average humidity - Madison, WI

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall
Madison, WI

Average rainfall - Madison, WI

The wettest month (with the highest rainfall) is July (0.63").
The driest months (with the least rainfall) are January, March, November and December (0.24").

Average rainfall days
Madison, WI

Average rainfall days - Madison, WI

The month with the highest number of rainy days is June (6.7 days).
The month with the least rainy days is January (1.1 days).

Average snowfall
Madison, WI

Average snowfall - Madison, WI

The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Madison, WI

Average snowfall days - Madison, WI

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Madison, WI

Average daylight / Average sunshine - Madison, 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 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days
Madison, WI

Average sunshine days - Madison, WI

The month with the most sunshine days is December (27 days).
The month with the least sunshine days is June (19.8 days).

Average UV index
Madison, WI

Average UV index - Madison, WI

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average visibility
Madison, WI

Average visibility - Madison, WI

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

Madison, Wisconsin, USA

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