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September Weather in Sylvan Springs, United States

Last updated: June 24, 2025

In Sylvan Springs, United States, the average temperature in September is a warm 25°C (77°F), with minimums dropping to 10°C (50°F) and maximums soaring to 37°C (99°F). Expect about 85 mm (3.4 in) of precipitation over 7 days, and stay comfortable with an average humidity of 73%. Enjoy the climate while planning your activities!

September Temperature in Sylvan Springs

In September in Sylvan Springs, the average temperature is 25°C (77°F). Maximums can reach 37°C (99°F), while minimums can dip as low as 10°C (50°F). This makes it a perfect time for travelers to enjoy a variety of activities, from exploring the outdoors in the warm sun to experiencing cooler evenings.

September Weather in Sylvan Springs: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sylvan Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sylvan Springs, September typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec465258637277818077675349
Data source: Temperature data for Sylvan Springs 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 Sylvan Springs

In Sylvan Springs in September, the precipitation amount is 85 mm (3.4 in) over the course of 7 days.

September Precipitation Trends in Sylvan Springs

The chart displays monthly precipitation patterns in Sylvan Springs, 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 Sylvan Springs, September typically receives around 85 mm (3.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec1111651471471011461071278512779141
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sylvan Springs

In Sylvan Springs in September humidity is 73%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel a bit sticky but also vibrant and lively, as the air carries the rich scents of the surrounding environment.

September Average Humidity in Sylvan Springs

This chart illustrates the average monthly humidity levels in Sylvan Springs, 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 Sylvan Springs is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sylvan Springs

In Sylvan Springs in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Sylvan Springs.

Maximum UV Index Levels in Sylvan Springs for September

The chart shows the monthly maximum UV Index (UVI) for Sylvan Springs 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 Sylvan Springs typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119764
Data source: Sylvan Springs 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 Sylvan Springs Compares to Other Months

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

This table compares monthly weather conditions in Sylvan Springs, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)111 mm (4.4 inches)85%moderate
February Weather11°C (52°F)165 mm (6.5 inches)84%high
March Weather15°C (58°F)147 mm (5.8 inches)82%very high
April Weather17°C (63°F)147 mm (5.8 inches)82%very high
May Weather22°C (72°F)101 mm (4.0 inches)81%extreme
June Weather25°C (78°F)146 mm (5.8 inches)77%extreme
July Weather27°C (81°F)107 mm (4.2 inches)77%extreme
August Weather27°C (80°F)127 mm (5.0 inches)72%extreme
September Weather25°C (77°F)85 mm (3.4 inches)73%very high
October Weather20°C (67°F)127 mm (5.0 inches)73%high
November Weather12°C (53°F)79 mm (3.1 inches)85%high
December Weather10°C (50°F)141 mm (5.5 inches)88%moderate

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