Climate and monthly weather forecast
Winter, WI

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Weather in January

January, like December, is another subzero cold winter month in Winter, Wisconsin, with temperature in the range of an average low of 5.2°F (-14.9°C) and an average high of 17.6°F (-8°C). January, recording an average high temperature of 17.6°F (-8°C) and a low temperature of 5.2°F (-14.9°C), is Winter's coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Winter, Wisconsin, with an average temperature fluctuating between 21.9°F (-5.6°C) and 8.1°F (-13.3°C). February's average high-temperature stands at a still subzero cold 21.9°F (-5.6°C), showing little deviation from January's 17.6°F (-8°C). Weather in February »

Weather in March

March, the first month of the spring in Winter, is a wintry month, with an average temperature fluctuating between 21.4°F (-5.9°C) and 35.8°F (2.1°C). With the onset of March, Winter's average high-temperature sees a rise, moving from February's freezing cold 21.9°F (-5.6°C) to a wintry 35.8°F (2.1°C). Weather in March »

Weather in April

April in Winter, Wisconsin, is a frosty spring month, with an average temperature ranging between min 31.5°F (-0.3°C) and max 48.2°F (9°C). April brings a rise in Winter's average high-temperature, moving from a wintry 35.8°F (2.1°C) in March to a chilly 48.2°F (9°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Winter, Wisconsin, with an average temperature fluctuating between 43.7°F (6.5°C) and 64.6°F (18.1°C). May's arrival is marked by a significant increase in the average high-temperature, moving from a chilly 48.2°F (9°C) in April to an enjoyable 64.6°F (18.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Winter, Wisconsin, with an average temperature ranging between max 73.9°F (23.3°C) and min 52.7°F (11.5°C). The transition to June introduces an increase in the average high-temperature, shifting from a refreshing 64.6°F (18.1°C) in May to a warm 73.9°F (23.3°C). Weather in June »

Weather in July

July, like June, in Winter, Wisconsin, is another warm summer month, with an average temperature varying between 57.7°F (14.3°C) and 79.3°F (26.3°C). July is the month when Winter sees the highest average temperatures, with a high of 79.3°F (26.3°C) and a low of 57.7°F (14.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Winter, Wisconsin, with an average temperature varying between 55.9°F (13.3°C) and 76.6°F (24.8°C). At the start of August, Winter's average high-temperature reaches a still warm 76.6°F (24.8°C), subtly different from the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Winter, is still a pleasant month, with an average temperature varying between 68°F (20°C) and 49.1°F (9.5°C). The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 76.6°F (24.8°C) in August to an agreeable 68°F (20°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Winter, Wisconsin, with an average temperature fluctuating between 38.3°F (3.5°C) and 51.6°F (10.9°C). October marks a distinct drop in the average high-temperature, descending from September's pleasant 68°F (20°C) to a fresh 51.6°F (10.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Winter, is also an icy month, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 25.5°F (-3.6°C). November signals a significant shift in the average high-temperature, falling from October's fresh 51.6°F (10.9°C) to a cold 36.7°F (2.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Winter, Wisconsin, with temperature in the range of an average low of 12.7°F (-10.7°C) and an average high of 23.4°F (-4.8°C). December brings a decrease in the average high-temperature, shifting from a wintry 36.7°F (2.6°C) in November to a freezing cold 23.4°F (-4.8°C). Weather in December »
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

In Winter, the average lowest temperatures are observed in January, with a high of 17.6°F (-8°C) and a low of 5.2°F (-14.9°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 93%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 1.6 days and accumulates 0.63" (16mm) of precipitation.

How many days does it rain?

In Winter, during the entire year, the rain falls for 109.7 days and collects up to 20.04" (509mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Winter, during the entire year, snow falls for 74.4 days and aggregates up to 33.03" (839mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.3h of sunshine.

When is the lowest UV index?

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

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 least humid month?

With an average relative humidity of 73%, May is the least humid month.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 14.1 days and typically aggregates up to 2.76" (70mm) of precipitation.

When it does not snow?

In Winter, Wisconsin, snow does not fall in June through September.

When are the longest days in Winter?

June has the longest days of the year, with an average of 15h and 42min of daylight.

What part of the year is the hottest?

Winter's temperatures tend to reach their peak averages in July, with a high of 79.3°F (26.3°C) and a low of 57.7°F (14.3°C).

What month has the most sunshine?

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

When is the highest UV index?

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

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 14.9 days and typically aggregates up to 6.5" (165mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

Average temperature
Winter, WI

Average temperature - Winter, WI

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (17.6°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).

Average pressure
Winter, WI

Average pressure - Winter, WI

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed
Winter, WI

Average wind speed - Winter, WI

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average rainfall
Winter, WI

Average rainfall - Winter, WI

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days
Winter, WI

Average rainfall days - Winter, WI

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.3 days).

Average snowfall
Winter, WI

Average snowfall - Winter, WI

The month with the highest snowfall is December (6.5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Winter, WI

Average snowfall days - Winter, WI

The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Winter, WI

Average daylight / Average sunshine - Winter, WI

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days
Winter, WI

Average sunshine days - Winter, WI

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is June (12.3 days).

Average UV index
Winter, WI

Average UV index - Winter, WI

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

Average visibility
Winter, WI

Average visibility - Winter, WI

The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Winter, Wisconsin, USA

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