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September Weather in Caseville, United States

Last updated: June 24, 2025

In Caseville, United States, the average temperature in September is a pleasant 18°C (65°F). Visitors can expect a minimum of 10°C (51°F) and a maximum of 27°C (81°F). During this time, precipitation averages around 88 mm (3.5 in) over 10 days, with an average humidity level of 80%.

September Temperature in Caseville

In September in Caseville, the average temperature is 18°C (65°F), with a maximum that can reach 27°C (81°F) and a minimum that can drop to as low as 10°C (51°F). It's an ideal time for travelers to enjoy pleasant weather while exploring the sights.

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

The chart illustrates September temperature patterns in Caseville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caseville, September typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (81°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec262732405163717164543932
Data source: Temperature data for Caseville 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 Caseville

In Caseville in September, the precipitation amount is 88 mm (3.5 in) spread over a duration of 10 days.

September Precipitation Trends in Caseville

The chart displays monthly precipitation patterns in Caseville, 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 Caseville, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7069639391956674881257874
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Caseville

In Caseville in September, humidity is 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

September Average Humidity in Caseville

This chart illustrates the average monthly humidity levels in Caseville, 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 Caseville 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 Caseville

In Caseville 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 Caseville.

Maximum UV Index Levels in Caseville for September

The chart shows the monthly maximum UV Index (UVI) for Caseville 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 Caseville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Caseville 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 Caseville Compares to Other Months

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

This table compares monthly weather conditions in Caseville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)69 mm (2.7 inches)88%low
February Weather-3°C (27°F)69 mm (2.7 inches)87%moderate
March Weather0°C (33°F)63 mm (2.5 inches)85%moderate
April Weather4°C (40°F)93 mm (3.7 inches)86%very high
May Weather11°C (51°F)91 mm (3.6 inches)80%very high
June Weather17°C (63°F)95 mm (3.7 inches)80%very high
July Weather22°C (71°F)66 mm (2.6 inches)80%very high
August Weather22°C (71°F)74 mm (2.9 inches)80%very high
September Weather18°C (65°F)88 mm (3.5 inches)80%high
October Weather12°C (54°F)125 mm (4.9 inches)84%moderate
November Weather4°C (40°F)77 mm (3.0 inches)89%moderate
December Weather0°C (32°F)74 mm (2.9 inches)86%low

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