September Weather in Mauston, United States

Last updated: June 24, 2025

In September, the average temperature in Mauston, United States hovers around 18°C (64°F). You can expect a range from a brisk 2°C (35°F) to a warm 33°C (92°F). Be prepared for some rain, as the area receives an average of 104 mm (4.1 in) of precipitation over about 10 days, coupled with a humidity level of 74%.

September Temperature in Mauston

In September in Mauston, the average temperature is 18°C (64°F). Maximums can reach 33°C (92°F) and minimums can be as low as 2°C (35°F). Travelers should be prepared for a wide range of temperatures.

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

The chart illustrates September temperature patterns in Mauston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mauston, September typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (35°F).

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

September Precipitation in Mauston

In Mauston in September, the precipitation amount is 104 mm (4.1 in) over a period of 10 days.

September Precipitation Trends in Mauston

The chart displays monthly precipitation patterns in Mauston, 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 Mauston, September typically receives around 104 mm (4.1 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 Mauston

In Mauston in September humidity is 74%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but potentially uncomfortable for extended outdoor activities.

September Average Humidity in Mauston

This chart illustrates the average monthly humidity levels in Mauston, 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 Mauston is approximately 74%, 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 Mauston

In Mauston 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 Mauston.

Maximum UV Index Levels in Mauston for September

The chart shows the monthly maximum UV Index (UVI) for Mauston 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 Mauston typically reaches 8, which falls under the very high exposure category.

Data source: Mauston 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 Mauston Compares to Other Months

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

This table compares monthly weather conditions in Mauston, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	41 mm (1.6 inches)	84%	low
February Weather	-6°C (21°F)	53 mm (2.1 inches)	85%	moderate
March Weather	1°C (35°F)	59 mm (2.3 inches)	84%	moderate
April Weather	7°C (45°F)	89 mm (3.5 inches)	83%	very high
May Weather	15°C (59°F)	131 mm (5.1 inches)	75%	very high
June Weather	21°C (70°F)	117 mm (4.6 inches)	79%	very high
July Weather	23°C (74°F)	92 mm (3.6 inches)	75%	very high
August Weather	21°C (70°F)	113 mm (4.4 inches)	69%	very high
September Weather	18°C (64°F)	104 mm (4.1 inches)	74%	very high
October Weather	10°C (50°F)	105 mm (4.1 inches)	79%	moderate
November Weather	2°C (35°F)	48 mm (1.9 inches)	88%	moderate
December Weather	-3°C (28°F)	45 mm (1.8 inches)	82%	low