October weather forecast
South Milwaukee, WI

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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).

Temperature

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). In South Milwaukee, October nights witness a steady temperature drop to a frosty 47.3°F (8.5°C).

Humidity

The months with the lowest humidity in South Milwaukee, Wisconsin, are October and November, with an average relative humidity of 75%.

Rainfall

In South Milwaukee, in October, during 13.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In South Milwaukee, during the entire year, the rain falls for 131.9 days and collects up to 18.54" (471mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.16" (4mm) of snow. In South Milwaukee, during the entire year, snow falls for 45.2 days and aggregates up to 7.83" (199mm) of snow.

Daylight

In October, the average length of the day is 11h and 2min.
On the first day of October in South Milwaukee, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:44 pm CDT.

Sunshine

In South Milwaukee, the average sunshine in October is 5.5h.

UV index

In South Milwaukee, Wisconsin, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 2 during October translates into the following guidance:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in South Milwaukee in October?

October temperatures in South Milwaukee, Wisconsin, vary between a high-temperature of 57.2°F (14°C) and a low-temperature of 47.3°F (8.5°C).

What are the least humid months in South Milwaukee?

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

What is the average humidity in October in South Milwaukee?

In October, the average relative humidity in South Milwaukee is 75%.

How much does it rain in South Milwaukee in October?

In South Milwaukee, Wisconsin, in October, during 13.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When does it start to snow in South Milwaukee?

October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does South Milwaukee have in October?

The average day length in October is 11h and 2min.

What time are sunrise and sunset in October in South Milwaukee?

On the first day of October in South Milwaukee, Wisconsin, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:44 pm CDT.

How long on average sun shines in October in South Milwaukee?

In South Milwaukee, Wisconsin, the average sunshine duration in October is 5.5h.

What is the UV index intensity in October in South Milwaukee?

In October, the average daily maximum UV index in South Milwaukee is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
South Milwaukee, WI

Average temperature in October - South Milwaukee, WI
  • Average high temperature in October: 57.2°F

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).

  • Average low temperature in October: 47.3°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 in October
South Milwaukee, WI

Average pressure in October - South Milwaukee, WI
  • Average pressure in October: 29.99"Hg

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 in October
South Milwaukee, WI

Average wind speed in October - South Milwaukee, WI
  • Average wind speed in October: 11.2mph

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 in October
South Milwaukee, WI

Average humidity in October - South Milwaukee, WI
  • Average humidity in October: 75%

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 in October
South Milwaukee, WI

Average rainfall in October - South Milwaukee, WI
  • Average rainfall in October: 1.85"

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 in October
South Milwaukee, WI

Average rainfall days in October - South Milwaukee, WI
  • Average rainfall days in October: 13.1 days

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 in October
South Milwaukee, WI

Average snowfall in October - South Milwaukee, WI
  • Average snowfall in October: 0.16"

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 in October
South Milwaukee, WI

Average snowfall days in October - South Milwaukee, WI
  • Average snowfall days in October: 0.6 days

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 in October /
Average sunshine in October
South Milwaukee, WI

Average daylight in October / Average sunshine in October - South Milwaukee, WI
  • Average daylight in October: 11h and 0min

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).

  • Average sunshine in October: 5h and 3min

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 in October
South Milwaukee, WI

Average sunshine days in October - South Milwaukee, WI
  • Average sunshine days in October: 15 days

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 UV index in October
South Milwaukee, WI

Average UV index in October - South Milwaukee, WI
  • Average UV index in October: 2

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

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Average cloud cover in October
South Milwaukee, WI

Average cloud cover in October - South Milwaukee, WI
  • Average cloud cover in October: 44

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in October
South Milwaukee, WI

Average visibility in October - South Milwaukee, WI
  • Average visibility in October: 6mi

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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