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September Weather in Limestone, United States

Last updated: June 24, 2025

In September, the average temperature in Limestone, United States hovers around 13°C (56°F). Expect a range from a chilly -4°C (25°F) to a warm 29°C (84°F). Notably, this month brings 114 mm (4.5 in) of precipitation spread over 10 days, contributing to a high average humidity of 85%. Prepare for a mix of weather as you explore!

September Temperature in Limestone

In September in Limestone, the average temperature is 13°C (56°F). Maximum temperatures can reach 29°C (84°F), while minimums can drop as low as -4°C (25°F). This range of temperatures makes Limestone a destination for both warm-weather enthusiasts and those who appreciate the chill, so be sure to pack for varying conditions.

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

The chart illustrates September temperature patterns in Limestone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Limestone, September typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (84°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec141624375160666456453119
Data source: Temperature data for Limestone 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 Limestone

In Limestone in September, the precipitation amount is 114 mm (4.5 in) over a period of 10 days.

September Precipitation Trends in Limestone

The chart displays monthly precipitation patterns in Limestone, 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 Limestone, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec947776112104949584114118121106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Limestone

In Limestone in September humidity is 85%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that wraps around you, making outdoor activities feel heavier and less enjoyable, as layers of clothing cling to the skin and breath becomes visible in the moist air.

September Average Humidity in Limestone

This chart illustrates the average monthly humidity levels in Limestone, 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 Limestone is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%87%82%77%82%83%85%87%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Limestone

In Limestone 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 Limestone.

Maximum UV Index Levels in Limestone for September

The chart shows the monthly maximum UV Index (UVI) for Limestone 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 Limestone typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810887532
Data source: Limestone 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 Limestone Compares to Other Months

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

This table compares monthly weather conditions in Limestone, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)94 mm (3.7 inches)93%low
February Weather-9°C (16°F)77 mm (3.0 inches)92%moderate
March Weather-4°C (25°F)76 mm (3.0 inches)90%moderate
April Weather3°C (38°F)112 mm (4.4 inches)87%high
May Weather10°C (51°F)104 mm (4.1 inches)82%very high
June Weather16°C (61°F)94 mm (3.7 inches)77%very high
July Weather19°C (66°F)95 mm (3.8 inches)81%very high
August Weather18°C (65°F)84 mm (3.3 inches)83%very high
September Weather13°C (56°F)114 mm (4.5 inches)85%high
October Weather7°C (45°F)118 mm (4.6 inches)87%moderate
November Weather-1°C (31°F)121 mm (4.7 inches)87%moderate
December Weather-7°C (19°F)106 mm (4.2 inches)90%low

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