September weather forecast and climate
Kenosha, WI

Weather in September

The first month of the autumn, September, is still a pleasant month in Kenosha, Wisconsin, with average temperature varying between 70.7°F (21.5°C) and 57.6°F (14.2°C).

Temperature

In September, the average high-temperature marginally drops, from a warm 76.8°F (24.9°C) in August, to an agreeable 70.7°F (21.5°C). In Kenosha, Wisconsin, in September, the average low-temperature is 57.6°F (14.2°C).

Humidity

In Kenosha, the average relative humidity is 78%.

Rainfall

In Kenosha, during September, the rain falls for 12.7 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, in Kenosha, there are 148 rainfall days, and 27.09" (688mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Kenosha.

Ocean temperature

In Kenosha, the average seawater temperature in September is 67.6°F (19.8°C).
Note: For most, swimming in 67.6°F (19.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In September, the average length of the day in Kenosha, Wisconsin, is 12.5h.

Sunshine

In Kenosha, the average sunshine is 9.1h.

UV index

In Kenosha, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Kenosha?

The average high-temperature, in September, is 70.7°F (21.5°C), while the average low-temperature is 57.6°F (14.2°C).

What is the average humidity in September in Kenosha?

In September, the average relative humidity in Kenosha, Wisconsin, is 78%.

How many days does it rain in September in Kenosha?

In Kenosha, in September, during 12.7 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

Does it snow in Kenosha in September?

In Kenosha, Wisconsin, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Kenosha?

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

How cold is the water in September in Kenosha?

In September, the average ocean temperature is 67.6°F (19.8°C). For most, swimming in 67.6°F (19.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Kenosha have in September?

The average length of the day in September in Kenosha is 12.5h.

How many hours of sunshine does Kenosha have in September?

In September, the average sunshine is 9.1h.

What is the UV index intensity in September in Kenosha?

In Kenosha, Wisconsin, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in September
Kenosha, WI

Average temperature in September - Kenosha, WI
  • Average high temperature in September: 21.5°C

The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (-2.4°C).

  • Average low temperature in September: 14.2°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

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Average pressure in September
Kenosha, WI

Average pressure in September - Kenosha, WI
  • Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is January (1019.3mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

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Average wind speed in September
Kenosha, WI

Average wind speed in September - Kenosha, WI
  • Average wind speed in September: 13.7km/h

The windiest month (with the highest average wind speed) is January (18.8km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).

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Average humidity in September
Kenosha, WI

Average humidity in September - Kenosha, WI
  • Average humidity in September: 78%

The month with the highest relative humidity is January (84%).
Months with the lowest relative humidity are October and November (76%).

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Average rainfall in September
Kenosha, WI

Average rainfall in September - Kenosha, WI
  • Average rainfall in September: 56mm

The wettest months (with the highest rainfall) are April and June (85mm).
The driest months (with the least rainfall) are February and December (31mm).

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Average rainfall days in September
Kenosha, WI

Average rainfall days in September - Kenosha, WI
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).

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Average snowfall in September
Kenosha, WI

Average snowfall in September - Kenosha, WI
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (110mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Kenosha, WI

Average snowfall days in September - Kenosha, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in September
Kenosha, WI

Average sea temperature in September - Kenosha, WI
  • Average sea temperature in September: 19.8°C

The best month for swimming (with the highest average sea temperature) is August (22.3°C).
The coldest month (with the lowest average sea temperature) is February (2.6°C).

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Average daylight in September /
Average sunshine in September
Kenosha, WI

Average daylight in September / Average sunshine in September - Kenosha, WI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 9.1h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in September
Kenosha, WI

Average sunshine days in September - Kenosha, WI
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in September
Kenosha, WI

Average UV index in September - Kenosha, WI
  • Average UV index in September: 4

The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Kenosha, WI

Average cloud cover in September - Kenosha, WI
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 62).
Months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in September
Kenosha, WI

Average visibility in September - Kenosha, WI
  • Average visibility in September: 10km

The month with the highest visibility is September (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, October, November and December (9km).

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