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September Weather in New Madison, United States

Last updated: June 24, 2025

In September, the average temperature in New Madison, United States hovers around 20°C (69°F). Expect a minimum drop to 4°C (40°F) and a peak of 33°C (92°F), offering a wide range of climate experiences. During this month, you'll likely encounter 88 mm (3.5 in) of precipitation over 7 days, accompanied by an average humidity level of 73%—perfect for those who enjoy a lush and vibrant atmosphere!

September Temperature in New Madison

In September in New Madison, the average temperature is 20°C (69°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 4°C (40°F). This varied climate makes New Madison an ideal destination for travelers seeking both warmth and cooler experiences.

September Weather in New Madison: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in New Madison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Madison, September typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec303342516372757368574135
Data source: Temperature data for New Madison 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 New Madison

In New Madison in September, the precipitation amount is 88 mm (3.5 in) over a span of 7 days.

September Precipitation Trends in New Madison

The chart displays monthly precipitation patterns in New Madison, 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 New Madison, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec749711410114112710710088989282
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in New Madison

In New Madison in September humidity is 73%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making travel slightly sticky but ultimately comfortable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in New Madison

This chart illustrates the average monthly humidity levels in New Madison, 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 New Madison is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in New Madison

In New Madison 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 New Madison.

Maximum UV Index Levels in New Madison for September

The chart shows the monthly maximum UV Index (UVI) for New Madison 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 New Madison typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: New Madison 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 New Madison Compares to Other Months

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

This table compares monthly weather conditions in New Madison, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)74 mm (2.9 inches)88%moderate
February Weather0°C (33°F)97 mm (3.8 inches)88%moderate
March Weather5°C (42°F)114 mm (4.5 inches)87%high
April Weather11°C (51°F)101 mm (4.0 inches)85%very high
May Weather17°C (64°F)141 mm (5.6 inches)81%very high
June Weather22°C (72°F)127 mm (5.0 inches)82%extreme
July Weather24°C (76°F)107 mm (4.2 inches)81%very high
August Weather23°C (73°F)100 mm (3.9 inches)73%very high
September Weather20°C (69°F)88 mm (3.5 inches)73%very high
October Weather14°C (57°F)98 mm (3.9 inches)78%high
November Weather5°C (41°F)92 mm (3.6 inches)89%moderate
December Weather2°C (36°F)82 mm (3.2 inches)87%moderate

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