September Weather in Kenosha, United States

Last updated: June 24, 2025

In September, the average temperature in Kenosha, United States is a pleasant 19°C (66°F), with minimums dipping to 11°C (51°F) and maximums reaching up to 27°C (81°F). Expect around 83 mm (3.3 in) of precipitation spread over about 10 days, and enjoy the typical humidity level of 79%, adding a touch of moisture to the air.

September Temperature in Kenosha

In September in Kenosha, the average temperature is 19°C (66°F). Maximum temperatures can reach 27°C (81°F), while the minimum can drop to as low as 11°C (51°F). It's a perfect time for travelers to enjoy mild weather, making it ideal for outdoor activities and sightseeing.

September Weather in Kenosha: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kenosha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kenosha, September typically has an average temperature of 19°C (66°F), with highs reaching up to 27°C (81°F) and lows dropping to around 11°C (51°F).

Data source: Temperature data for Kenosha generated using information from the Copernicus Climate Change Service.

September Precipitation in Kenosha

In Kenosha in September, the total precipitation amount is 83 mm (3.3 in) over a span of 10 days.

September Precipitation Trends in Kenosha

The chart displays monthly precipitation patterns in Kenosha, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kenosha, September typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Kenosha

In Kenosha in September humidity is 79%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making it feel much warmer than the actual temperature and creating a heavy, sticky atmosphere that can be a bit uncomfortable for traveling.

September Average Humidity in Kenosha

This chart illustrates the average monthly humidity levels in Kenosha, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kenosha is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kenosha

In Kenosha in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Kenosha.

Maximum UV Index Levels in Kenosha for September

The chart shows the monthly maximum UV Index (UVI) for Kenosha in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Kenosha typically reaches 8, which falls under the very high exposure category.

Data source: Kenosha September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Kenosha Compares to Other Months

Weather in Kenosha varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kenosha, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Kenosha, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	78 mm (3.1 inches)	85%	low
February Weather	-2°C (28°F)	79 mm (3.1 inches)	85%	moderate
March Weather	1°C (35°F)	80 mm (3.1 inches)	85%	high
April Weather	4°C (40°F)	116 mm (4.6 inches)	85%	very high
May Weather	9°C (48°F)	155 mm (6.1 inches)	78%	very high
June Weather	15°C (59°F)	96 mm (3.8 inches)	80%	very high
July Weather	21°C (69°F)	62 mm (2.4 inches)	78%	very high
August Weather	22°C (71°F)	58 mm (2.3 inches)	76%	very high
September Weather	19°C (66°F)	83 mm (3.3 inches)	79%	very high
October Weather	12°C (55°F)	150 mm (5.9 inches)	83%	moderate
November Weather	5°C (41°F)	70 mm (2.8 inches)	88%	moderate
December Weather	1°C (35°F)	68 mm (2.7 inches)	81%	low