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September Weather in Oconto, United States

Last updated: June 24, 2025

In September, the average temperature in Oconto, United States hovers around 17°C (63°F). Expect fluctuations with a minimum of 4°C (40°F) and a maximum reaching 31°C (89°F). During this month, anticipate about 77 mm (3.0 in) of precipitation, often spread over 11 days, coupled with an average humidity of 78%.

September Temperature in Oconto

In September, in Oconto, the average temperature is 17°C (63°F). Maximum temperatures can reach 31°C (89°F), while minimums can drop as low as 4°C (40°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates September temperature patterns in Oconto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oconto, September typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (89°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec212031415466727063503627
Data source: Temperature data for Oconto 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 Oconto

In Oconto in September, the precipitation amount is 77 mm (3.0 in) over the course of 11 days.

September Precipitation Trends in Oconto

The chart displays monthly precipitation patterns in Oconto, 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 Oconto, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4056659510710595105771055760
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oconto

In Oconto in September, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.

September Average Humidity in Oconto

This chart illustrates the average monthly humidity levels in Oconto, 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 Oconto is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Oconto

In Oconto 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 Oconto.

Maximum UV Index Levels in Oconto for September

The chart shows the monthly maximum UV Index (UVI) for Oconto 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 Oconto typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799997532
Data source: Oconto 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 Oconto Compares to Other Months

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

This table compares monthly weather conditions in Oconto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)40 mm (1.6 inches)89%low
February Weather-6°C (21°F)56 mm (2.2 inches)90%moderate
March Weather0°C (32°F)65 mm (2.5 inches)87%moderate
April Weather5°C (41°F)95 mm (3.7 inches)84%high
May Weather12°C (54°F)107 mm (4.2 inches)77%very high
June Weather19°C (66°F)105 mm (4.1 inches)75%very high
July Weather22°C (73°F)95 mm (3.8 inches)74%very high
August Weather21°C (70°F)105 mm (4.1 inches)73%very high
September Weather17°C (63°F)77 mm (3.0 inches)78%high
October Weather10°C (51°F)105 mm (4.1 inches)84%moderate
November Weather2°C (36°F)57 mm (2.3 inches)89%moderate
December Weather-3°C (27°F)60 mm (2.4 inches)87%low

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