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September Weather in Finley, United States

Last updated: June 24, 2025

In September, the average temperature in Finley, United States hovers around 15°C (59°F). Daily variations can be notable, with lows dropping to a brisk -2°C (29°F) and highs soaring up to a warm 32°C (90°F). Expect about 70 mm (2.7 in) of precipitation spread over 7 days, accompanied by an average humidity level of 72%.

September Temperature in Finley

In September in Finley, the average temperature is 15°C (59°F). Maximums can reach 32°C (90°F) and minimums can be as low as -2°C (29°F). Be sure to pack both light clothing for the warm days and warmer layers for the cooler evenings when traveling.

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

The chart illustrates September temperature patterns in Finley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Finley, September typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (90°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec10826385568716759432717
Data source: Temperature data for Finley 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 Finley

In Finley in September, the precipitation amount is 70 mm (2.7 in) over a period of 7 days.

September Precipitation Trends in Finley

The chart displays monthly precipitation patterns in Finley, 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 Finley, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec171926395385627770792137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Finley

In Finley in September humidity is 72%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket wrapping around you, creating a sultry atmosphere that can make traveling a bit uncomfortable. The stickiness in the air can leave you feeling sluggish, so it’s advisable to stay hydrated and take breaks often while exploring.

September Average Humidity in Finley

This chart illustrates the average monthly humidity levels in Finley, 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 Finley is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%89%82%79%74%78%76%77%72%74%85%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Finley

In Finley 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 Finley.

Maximum UV Index Levels in Finley for September

The chart shows the monthly maximum UV Index (UVI) for Finley 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 Finley typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810987432
Data source: Finley 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 Finley Compares to Other Months

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

This table compares monthly weather conditions in Finley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-12°C (10°F)17 mm (0.7 inches)87%low
February Weather-13°C (8°F)19 mm (0.8 inches)89%moderate
March Weather-3°C (26°F)26 mm (1.0 inches)82%moderate
April Weather3°C (38°F)38 mm (1.5 inches)79%high
May Weather13°C (55°F)53 mm (2.1 inches)74%very high
June Weather20°C (68°F)85 mm (3.3 inches)78%very high
July Weather22°C (71°F)62 mm (2.5 inches)76%very high
August Weather20°C (68°F)77 mm (3.0 inches)77%very high
September Weather15°C (59°F)70 mm (2.7 inches)72%high
October Weather6°C (43°F)79 mm (3.1 inches)74%moderate
November Weather-3°C (27°F)21 mm (0.8 inches)85%moderate
December Weather-8°C (17°F)37 mm (1.5 inches)84%low

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