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September Weather in Beaver Dam, United States

Last updated: June 24, 2025

In September, the average temperature in Beaver Dam, United States reaches a warm 27°C (81°F), but don't be surprised if the mercury dips to a cool 8°C (47°F) or peaks at a sizzling 43°C (110°F). Expect a modest 7 mm (0.3 in) of precipitation over just 1 day, with an average humidity level of 47%. Pack your bags accordingly!

September Temperature in Beaver Dam

In September in Beaver Dam, the average temperature is 27°C (81°F), with maximums reaching up to 43°C (110°F) and minimums dropping as low as 8°C (47°F). Be sure to pack layers and stay hydrated while exploring.

September Weather in Beaver Dam: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Beaver Dam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Beaver Dam, September typically has an average temperature of 27°C (81°F), with highs reaching up to 43°C (110°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec434755657386908980645444
Data source: Temperature data for Beaver Dam 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 Beaver Dam

In Beaver Dam in September, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

September Precipitation Trends in Beaver Dam

The chart displays monthly precipitation patterns in Beaver Dam, 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 Beaver Dam, September typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec393235101011087182829
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Beaver Dam

In Beaver Dam in September, humidity is 47%. With an average temperature of 27°C (81°F), this humidity feels like the perfect balance for traveling, providing a comfortable environment for exploring while still allowing for refreshing moments in the shade.

September Average Humidity in Beaver Dam

This chart illustrates the average monthly humidity levels in Beaver Dam, 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 Beaver Dam is approximately 47%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%72%62%45%34%30%31%47%62%77%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Beaver Dam

In Beaver Dam in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Beaver Dam.

Maximum UV Index Levels in Beaver Dam for September

The chart shows the monthly maximum UV Index (UVI) for Beaver Dam 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 Beaver Dam typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Beaver Dam 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 Beaver Dam Compares to Other Months

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

This table compares monthly weather conditions in Beaver Dam, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)39 mm (1.5 inches)80%moderate
February Weather8°C (47°F)32 mm (1.3 inches)82%high
March Weather13°C (55°F)35 mm (1.4 inches)72%very high
April Weather18°C (65°F)10 mm (0.4 inches)62%very high
May Weather23°C (73°F)10 mm (0.4 inches)45%extreme
June Weather30°C (86°F)1 mm (0.0 inches)34%extreme
July Weather32°C (91°F)10 mm (0.4 inches)30%extreme
August Weather32°C (89°F)8 mm (0.3 inches)31%extreme
September Weather27°C (81°F)7 mm (0.3 inches)47%very high
October Weather18°C (64°F)18 mm (0.7 inches)62%high
November Weather12°C (54°F)28 mm (1.1 inches)77%moderate
December Weather6°C (44°F)28 mm (1.1 inches)80%moderate

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