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September Weather in Neillsville, United States

Last updated: June 24, 2025

In September, the average temperature in Neillsville, United States hovers around 17°C (63°F), offering a comfortable climate for activities. However, temperatures can fluctuate significantly, with a minimum of 1°C (34°F) and soaring up to 33°C (92°F). Expect about 98 mm (3.8 in) of precipitation spread across 10 days, alongside an average humidity level of 80%, making it a month of varied weather patterns.

September Temperature in Neillsville

In September in Neillsville, the average temperature is 17°C (63°F). Maximum temperatures can reach up to 33°C (92°F), while minimums can drop as low as 1°C (34°F). This variation in temperature makes it essential to pack a versatile wardrobe for your travels.

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

The chart illustrates September temperature patterns in Neillsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Neillsville, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (92°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec181833435869726963483425
Data source: Temperature data for Neillsville generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Neillsville

In Neillsville in September, the precipitation amount is 98 mm (3.8 in) spread over a period of 10 days.

September Precipitation Trends in Neillsville

The chart displays monthly precipitation patterns in Neillsville, 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 Neillsville, September typically receives around 98 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec34535795130131116138981185351
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Neillsville

In Neillsville in September humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

September Average Humidity in Neillsville

This chart illustrates the average monthly humidity levels in Neillsville, 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 Neillsville is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Neillsville

In Neillsville in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Neillsville.

Maximum UV Index Levels in Neillsville for September

The chart shows the monthly maximum UV Index (UVI) for Neillsville 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 Neillsville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Neillsville 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 Neillsville Compares to Other Months

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

This table compares monthly weather conditions in Neillsville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)34 mm (1.3 inches)88%low
February Weather-8°C (19°F)53 mm (2.1 inches)89%moderate
March Weather1°C (34°F)57 mm (2.3 inches)86%moderate
April Weather6°C (44°F)95 mm (3.7 inches)85%very high
May Weather14°C (58°F)130 mm (5.1 inches)79%very high
June Weather20°C (69°F)131 mm (5.2 inches)80%very high
July Weather22°C (73°F)116 mm (4.6 inches)80%very high
August Weather20°C (69°F)138 mm (5.4 inches)78%very high
September Weather17°C (63°F)98 mm (3.8 inches)80%high
October Weather9°C (49°F)118 mm (4.6 inches)84%moderate
November Weather1°C (34°F)53 mm (2.1 inches)89%moderate
December Weather-4°C (25°F)51 mm (2.0 inches)85%low

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