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September Weather in Jackson, United States

Last updated: June 24, 2025

In Jackson, United States, the average temperature in September hovers around 19°C (66°F), with a minimum dip of 2°C (36°F) and a maximum soaring to 33°C (92°F). Expect about 82 mm (3.2 in) of precipitation scattered over 9 days, and enjoy the lush atmosphere with an average humidity of 80%.

September Temperature in Jackson

In September in Jackson, the average temperature is 19°C (66°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 2°C (36°F). This diverse climate makes Jackson an ideal destination for travelers looking to experience a range of temperatures and activities.

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

The chart illustrates September temperature patterns in Jackson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jackson, September typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737476070747265543932
Data source: Temperature data for Jackson 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 Jackson

In Jackson in September, the total precipitation amount is 82 mm (3.2 in), occurring over a span of 9 days.

September Precipitation Trends in Jackson

The chart displays monthly precipitation patterns in Jackson, 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 Jackson, September typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec677178921279010868821137455
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jackson

In Jackson in September humidity is 80%. With an average temperature of 19°C (66°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel more strenuous and sticky, which can ultimately dampen the experience of traveling.

September Average Humidity in Jackson

This chart illustrates the average monthly humidity levels in Jackson, 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 Jackson is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jackson

In Jackson 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 Jackson.

Maximum UV Index Levels in Jackson for September

The chart shows the monthly maximum UV Index (UVI) for Jackson 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 Jackson typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24599101097542
Data source: Jackson 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 Jackson Compares to Other Months

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

This table compares monthly weather conditions in Jackson, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)67 mm (2.6 inches)88%low
February Weather-3°C (28°F)71 mm (2.8 inches)87%moderate
March Weather3°C (38°F)78 mm (3.1 inches)85%moderate
April Weather8°C (47°F)92 mm (3.6 inches)86%very high
May Weather16°C (60°F)127 mm (5.0 inches)80%very high
June Weather21°C (70°F)90 mm (3.5 inches)80%very high
July Weather24°C (75°F)108 mm (4.2 inches)80%very high
August Weather22°C (72°F)68 mm (2.7 inches)80%very high
September Weather19°C (66°F)82 mm (3.2 inches)80%high
October Weather12°C (54°F)113 mm (4.4 inches)84%moderate
November Weather4°C (39°F)74 mm (2.9 inches)89%moderate
December Weather0°C (33°F)55 mm (2.2 inches)86%low

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