Climate and monthly weather forecast
South Milwaukee, WI

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Weather in January

January, like December, is another subzero cold winter month in South Milwaukee, Wisconsin, with an average temperature ranging between min 18°F (-7.8°C) and max 27°F (-2.8°C). South Milwaukee's coldest weather arrives in January, when temperatures average a high of 27°F (-2.8°C) and a low of 18°F (-7.8°C). Weather in January »

Weather in February

February, the last month of the winter in South Milwaukee, is another freezing cold month, with an average temperature varying between 19.8°F (-6.8°C) and 29.7°F (-1.3°C). February registers an average high-temperature of a still freezing cold 29.7°F (-1.3°C), slightly varied from January's 27°F (-2.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in South Milwaukee, Wisconsin, with an average temperature ranging between max 39.6°F (4.2°C) and min 29.7°F (-1.3°C). The start of March signals an increase in the average high-temperature, moving from a subzero cold 29.7°F (-1.3°C) in February to a cold 39.6°F (4.2°C). Weather in March »

Weather in April

April is a chilly spring month in South Milwaukee, Wisconsin, with an average temperature ranging between min 37.9°F (3.3°C) and max 48.7°F (9.3°C). April's arrival coincides with a temperature rise, moving from March's cold 39.6°F (4.2°C) to a frosty 48.7°F (9.3°C). Weather in April »

Weather in May

May, the last month of the spring in South Milwaukee, is a moderate month, with an average temperature varying between 47.8°F (8.8°C) and 59.2°F (15.1°C). May's arrival signals an increase in average high-temperatures, moving from April's chilly 48.7°F (9.3°C) to a mild 59.2°F (15.1°C). Weather in May »

Weather in June

June, the first month of the summer in South Milwaukee, is an agreeable month, with an average temperature ranging between min 57°F (13.9°C) and max 68.5°F (20.3°C). As South Milwaukee transitions into June, a rise in the average high-temperature is observed, moving from a moderate 59.2°F (15.1°C) in May to an agreeable 68.5°F (20.3°C). Weather in June »

Weather in July

July is a warm summer month in South Milwaukee, Wisconsin, with an average temperature fluctuating between 75.9°F (24.4°C) and 65.1°F (18.4°C). July stands out as South Milwaukee's warmest month, with temperatures ranging between an average high of 75.9°F (24.4°C) and a low of 65.1°F (18.4°C). Weather in July »

Weather in August

August, the last month of the summer in South Milwaukee, is another warm month, with an average temperature varying between 75.7°F (24.3°C) and 64.8°F (18.2°C). In South Milwaukee, August's average high-temperature stands at a still moderately hot 75.7°F (24.3°C), closely related to the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in South Milwaukee, is also an agreeable month, with an average temperature fluctuating between 69.6°F (20.9°C) and 58.3°F (14.6°C). South Milwaukee in September experiences a gentle temperature dip, with average high-temperatures reducing from a moderately hot 75.7°F (24.3°C) in August to a pleasant 69.6°F (20.9°C). Weather in September »

Weather in October

October, the same as September, in South Milwaukee, Wisconsin, is a moderate autumn month, with temperature in the range of an average high of 57.2°F (14°C) and an average low of 47.3°F (8.5°C). October ushers in a slight temperature change, with average high-temperatures reducing from September's pleasant 69.6°F (20.9°C) to a moderate 57.2°F (14°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in South Milwaukee, Wisconsin, with an average temperature ranging between min 34.7°F (1.5°C) and max 43.9°F (6.6°C). The transition into November indicates a reduction in the average high-temperature, down to a frosty 43.9°F (6.6°C) from October's mild 57.2°F (14°C). Weather in November »

Weather in December

December, the first month of the winter in South Milwaukee, is still a cold month, with an average temperature fluctuating between 25.3°F (-3.7°C) and 33.3°F (0.7°C). With December's onset, the weather shows a temperature decrease, transitioning from a chilly 43.9°F (6.6°C) in November to a cold 33.3°F (0.7°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in South Milwaukee?

January is the coldest month in South Milwaukee, Wisconsin, with the temperature often reaching an average high of 27°F (-2.8°C) and an average low of 18°F (-7.8°C).

What is the most humid month in South Milwaukee?

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

How much does it rain in South Milwaukee?

In South Milwaukee, Wisconsin, during the entire year, the rain falls for 131.9 days and collects up to 18.54" (471mm) of precipitation.

When does it snow in South Milwaukee?

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

What is the snowiest month in South Milwaukee?

The month with the most snowfall is January, when snow falls for 13.5 days and typically aggregates up to 2.01" (51mm) of snow.

How much does it snow in South Milwaukee?

In South Milwaukee, Wisconsin, during the entire year, snow falls for 45.2 days and aggregates up to 7.83" (199mm) of snow.

What is the month with the least sunshine in South Milwaukee?

With an average of 3.6h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index in South Milwaukee?

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

What is the driest month in South Milwaukee?

February is the month with the least rainfall. Rain falls for 4.3 days and accumulates 0.75" (19mm) of precipitation.

When is Daylight Saving Time (DST) in South Milwaukee?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in South Milwaukee, 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.

When it does not snow in South Milwaukee?

In South Milwaukee, snow does not fall in May through September.

When are the longest days in South Milwaukee?

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

What month is the hottest in South Milwaukee?

In South Milwaukee, July is identified by the average highest temperatures, reaching a peak of 75.9°F (24.4°C) and a low of 65.1°F (18.4°C).

What is the wettest month in South Milwaukee?

July is the month with the most rainfall in South Milwaukee. Rain falls for 16.1 days and accumulates 2.4" (61mm) of precipitation.

What month has the most sunshine in South Milwaukee?

The month with the most sunshine in South Milwaukee, Wisconsin, is July, with an average of 10.6h of sunshine.

What is the month with the highest UV index in South Milwaukee?

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

What are the least humid months in South Milwaukee?

October and November, with an average relative humidity of 75%, are the least humid months.

What is the month with the shortest days in South Milwaukee?

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

Average temperature
South Milwaukee, WI

Average temperature - South Milwaukee, WI

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (27°F).

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure
South Milwaukee, WI

Average pressure - South Milwaukee, WI

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
South Milwaukee, WI

Average wind speed - South Milwaukee, WI

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity
South Milwaukee, WI

Average humidity - South Milwaukee, WI

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (75%).

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Average rainfall
South Milwaukee, WI

Average rainfall - South Milwaukee, WI

The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is February (0.75").

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Average rainfall days
South Milwaukee, WI

Average rainfall days - South Milwaukee, WI

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall
South Milwaukee, WI

Average snowfall - South Milwaukee, WI

The month with the highest snowfall is January (2.01").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
South Milwaukee, WI

Average snowfall days - South Milwaukee, WI

The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
South Milwaukee, WI

Average daylight / Average sunshine - South Milwaukee, 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: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days
South Milwaukee, WI

Average sunshine days - South Milwaukee, WI

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (11.6 days).

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Average visibility
South Milwaukee, WI

Average visibility - South Milwaukee, 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).

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South Milwaukee, Wisconsin, USA

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