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September Weather in Ball Ground, United States

Last updated: June 24, 2025

In September, the average temperature in Ball Ground, United States hovers around 23°C (74°F). Temperatures can vary significantly, with minimums dropping to 10°C (50°F) and maximums soaring to 35°C (95°F). Expect about 111 mm (4.4 in) of precipitation spread over 9 days, coupled with an average humidity level of 76%. Prepare for a mix of warmth and occasional rain!

September Temperature in Ball Ground

In September in Ball Ground, the average temperature is 23°C (74°F). Maximums can reach 35°C (95°F), while minimums can drop to as low as 10°C (50°F). Be prepared for warm days and cooler nights while enjoying all that Ball Ground has to offer!

September Weather in Ball Ground: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ball Ground, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ball Ground, September typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec445055617075797774655147
Data source: Temperature data for Ball Ground 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 Ball Ground

In Ball Ground in September, the precipitation amount is 111 mm (4.4 in) over the course of 9 days.

September Precipitation Trends in Ball Ground

The chart displays monthly precipitation patterns in Ball Ground, 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 Ball Ground, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec12217815413911912811714911114590148
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ball Ground

In Ball Ground in September humidity is 76%. With an average temperature of 23°C (74°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor exploration feel a bit sluggish and requiring frequent breaks for hydration and respite from the heat.

September Average Humidity in Ball Ground

This chart illustrates the average monthly humidity levels in Ball Ground, 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 Ball Ground is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ball Ground

In Ball Ground in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Ball Ground.

Maximum UV Index Levels in Ball Ground for September

The chart shows the monthly maximum UV Index (UVI) for Ball Ground 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 Ball Ground typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109864
Data source: Ball Ground 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 Ball Ground Compares to Other Months

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

This table compares monthly weather conditions in Ball Ground, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)122 mm (4.8 inches)86%moderate
February Weather10°C (50°F)178 mm (7.0 inches)86%high
March Weather13°C (55°F)154 mm (6.1 inches)86%very high
April Weather16°C (61°F)139 mm (5.5 inches)82%very high
May Weather21°C (70°F)119 mm (4.7 inches)85%extreme
June Weather24°C (75°F)128 mm (5.0 inches)85%extreme
July Weather26°C (79°F)117 mm (4.6 inches)83%extreme
August Weather25°C (78°F)149 mm (5.8 inches)76%very high
September Weather23°C (74°F)111 mm (4.4 inches)76%very high
October Weather18°C (65°F)145 mm (5.7 inches)80%very high
November Weather11°C (51°F)90 mm (3.6 inches)88%high
December Weather8°C (47°F)148 mm (5.8 inches)88%moderate

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