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September Weather in Nekoosa, United States

Last updated: June 24, 2025

In Nekoosa, United States, the average temperature for September hovers around 17°C (63°F). During this time, you can expect temperatures to range from a cool 2°C (36°F) to a warm 33°C (92°F). Additionally, the area sees a total precipitation of 104 mm (4.1 in) spread over 10 days, accompanied by an average humidity of 80%.

September Temperature in Nekoosa

In September in Nekoosa, the average temperature is 17°C (63°F). Maximums can reach up to 33°C (92°F), while minimums can drop as low as 2°C (36°F). It's advisable to pack layers to accommodate the varying temperatures during your travels.

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

The chart illustrates September temperature patterns in Nekoosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nekoosa, 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 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec191934445869737063493426
Data source: Temperature data for Nekoosa 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 Nekoosa

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

September Precipitation Trends in Nekoosa

The chart displays monthly precipitation patterns in Nekoosa, 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 Nekoosa, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec375259911161091161191041065348
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nekoosa

In Nekoosa 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 Nekoosa

This chart illustrates the average monthly humidity levels in Nekoosa, 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 Nekoosa 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 Nekoosa

In Nekoosa 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 Nekoosa.

Maximum UV Index Levels in Nekoosa for September

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

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

This table compares monthly weather conditions in Nekoosa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)37 mm (1.5 inches)88%low
February Weather-7°C (20°F)52 mm (2.0 inches)89%moderate
March Weather1°C (34°F)59 mm (2.3 inches)86%moderate
April Weather7°C (44°F)91 mm (3.6 inches)85%very high
May Weather15°C (58°F)116 mm (4.6 inches)79%very high
June Weather21°C (69°F)109 mm (4.3 inches)80%very high
July Weather23°C (73°F)116 mm (4.6 inches)80%very high
August Weather21°C (70°F)119 mm (4.7 inches)78%very high
September Weather17°C (63°F)104 mm (4.1 inches)80%high
October Weather10°C (49°F)106 mm (4.2 inches)84%moderate
November Weather1°C (35°F)52 mm (2.1 inches)89%moderate
December Weather-3°C (26°F)48 mm (1.9 inches)85%low

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