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September Weather in Osceola, United States

Last updated: June 24, 2025

In September, the average temperature in Osceola, United States hovers around 21°C (69°F), with a minimum of 5°C (41°F) and a maximum reaching up to 36°C (97°F). Expect around 55 mm (2.2 in) of precipitation over 7 days, accompanied by an average humidity of 77%. Perfect weather for enjoying the local scenery!

September Temperature in Osceola

In September in Osceola, the average temperature is 21°C (69°F), with maximums reaching 36°C (97°F) and minimums dropping as low as 5°C (41°F). This climate makes Osceola an ideal destination for travelers seeking warm weather, while also being prepared for cooler evenings.

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

The chart illustrates September temperature patterns in Osceola, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osceola, September typically has an average temperature of 21°C (69°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec252540506275787569524031
Data source: Temperature data for Osceola 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 Osceola

In Osceola in September, the precipitation amount is 55 mm (2.2 in) over the course of 7 days.

September Precipitation Trends in Osceola

The chart displays monthly precipitation patterns in Osceola, 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 Osceola, September typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec31228952141106628955832541
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Osceola

In Osceola in September humidity is 77%. With an average temperature of 21°C (69°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities both invigorating and somewhat sluggish for traveling.

September Average Humidity in Osceola

This chart illustrates the average monthly humidity levels in Osceola, 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 Osceola is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%81%69%71%80%83%84%84%77%72%80%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Osceola

In Osceola in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Osceola.

Maximum UV Index Levels in Osceola for September

The chart shows the monthly maximum UV Index (UVI) for Osceola 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 Osceola typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356991110108643
Data source: Osceola 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 Osceola Compares to Other Months

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

This table compares monthly weather conditions in Osceola, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)31 mm (1.2 inches)73%moderate
February Weather-4°C (26°F)22 mm (0.9 inches)81%moderate
March Weather5°C (41°F)89 mm (3.5 inches)69%high
April Weather10°C (50°F)52 mm (2.1 inches)71%very high
May Weather17°C (62°F)141 mm (5.5 inches)80%very high
June Weather24°C (76°F)106 mm (4.2 inches)83%extreme
July Weather26°C (78°F)62 mm (2.4 inches)84%very high
August Weather24°C (75°F)89 mm (3.5 inches)84%very high
September Weather21°C (69°F)55 mm (2.2 inches)77%very high
October Weather11°C (52°F)83 mm (3.3 inches)72%high
November Weather4°C (40°F)25 mm (1.0 inches)80%moderate
December Weather-1°C (31°F)41 mm (1.6 inches)79%moderate

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