September weather forecast
West Milwaukee, WI

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Weather in September

The first month of the autumn, September, is still a pleasant month in West Milwaukee, Wisconsin, with an average temperature fluctuating between 57.2°F (14°C) and 70.5°F (21.4°C).

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of a warm 77°F (25°C) in August to an agreeable 70.5°F (21.4°C). In the month of September, West Milwaukee records a consistent average low-temperature of 57.2°F (14°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

In September, the rain falls for 12.1 days. Throughout September, 1.54" (39mm) of precipitation is accumulated. In West Milwaukee, Wisconsin, during the entire year, the rain falls for 126 days and collects up to 19.37" (492mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in West Milwaukee is 12h and 29min.
On the first day of September in West Milwaukee, sunrise is at 6:17 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:34 pm CDT.

Sunshine

In West Milwaukee, the average sunshine in September is 9h.

UV index

In West Milwaukee, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the usual temperature for West Milwaukee in September?

The average high-temperature, in September, in West Milwaukee, is 70.5°F (21.4°C), while the average low-temperature is 57.2°F (14°C).

What is the average humidity in September in West Milwaukee?

In West Milwaukee, Wisconsin, the average relative humidity in September is 76%.

How many days does it rain in September in West Milwaukee?

In West Milwaukee, Wisconsin, in September, it is raining for 12.1 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in West Milwaukee?

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

Does it snow in West Milwaukee in September?

In West Milwaukee, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in West Milwaukee?

The average day length in September is 12h and 29min.

When is the sunrise / sunset in September in West Milwaukee?

On the first day of September, sunrise is at 6:17 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:34 pm CDT.

How many hours of sunshine does West Milwaukee have in September?

In West Milwaukee, the average sunshine duration in September is 9h.

What is the UV index intensity in September in West Milwaukee?

In West Milwaukee, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
West Milwaukee, WI

Average temperature in September - West Milwaukee, WI
  • Average high temperature in September: 70.5°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in September
West Milwaukee, WI

Average pressure in September - West Milwaukee, WI
  • Average pressure in September: 30.03"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 September
West Milwaukee, WI

Average wind speed in September - West Milwaukee, WI
  • Average wind speed in September: 8.5mph

The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in September
West Milwaukee, WI

Average humidity in September - West Milwaukee, WI
  • Average humidity in September: 76%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in September
West Milwaukee, WI

Average rainfall in September - West Milwaukee, WI
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are February and December (0.83").

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Average rainfall days in September
West Milwaukee, WI

Average rainfall days in September - West Milwaukee, WI
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in September
West Milwaukee, WI

Average snowfall in September - West Milwaukee, WI
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
West Milwaukee, WI

Average snowfall days in September - West Milwaukee, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
West Milwaukee, WI

Average daylight in September / Average sunshine in September - West Milwaukee, WI
  • Average daylight in September: 12h and 3min

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 September: 9h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in September
West Milwaukee, WI

Average sunshine days in September - West Milwaukee, WI
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is November (17.4 days).
The months with the least sunshine days are July and August (12.7 days).

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Average UV index in September
West Milwaukee, WI

Average UV index in September - West Milwaukee, WI
  • Average UV index in September: 4

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 September
West Milwaukee, WI

Average cloud cover in September - West Milwaukee, WI
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in September
West Milwaukee, WI

Average visibility in September - West Milwaukee, WI
  • Average visibility in September: 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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West Milwaukee, Wisconsin, USA

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