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September Weather in Willow Park, United States

Last updated: June 24, 2025

The average temperature in Willow Park, United States during September hovers around 26°C (79°F), offering a pleasant climate. However, temperatures can vary significantly, with a minimum of 9°C (49°F) and a maximum of 38°C (101°F). The region experiences precipitation totaling 86 mm (3.4 in) over the course of 8 days, contributing to an average humidity level of 64%.

September Temperature in Willow Park

In September in Willow Park, the average temperature is 26°C (79°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 9°C (49°F). It's advisable to pack a range of clothing to accommodate both warm and cool temperatures during your travels.

September Weather in Willow Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Willow Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Willow Park, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec464860657482858578675651
Data source: Temperature data for Willow Park 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 Willow Park

In Willow Park in September, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.

September Precipitation Trends in Willow Park

The chart displays monthly precipitation patterns in Willow Park, 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 Willow Park, September typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec44788986126973378871264546
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Willow Park

In Willow Park in September, humidity is 64%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as the air clings to your skin and the heat amplifies.

September Average Humidity in Willow Park

This chart illustrates the average monthly humidity levels in Willow Park, 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 Willow Park is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Willow Park

In Willow Park in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Willow Park.

Maximum UV Index Levels in Willow Park for September

The chart shows the monthly maximum UV Index (UVI) for Willow Park 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 Willow Park typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Willow Park 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 Willow Park Compares to Other Months

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

This table compares monthly weather conditions in Willow Park, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)44 mm (1.7 inches)77%moderate
February Weather9°C (49°F)78 mm (3.1 inches)76%high
March Weather16°C (60°F)89 mm (3.5 inches)74%very high
April Weather18°C (65°F)86 mm (3.4 inches)75%very high
May Weather23°C (75°F)126 mm (5.0 inches)80%extreme
June Weather28°C (82°F)97 mm (3.8 inches)80%extreme
July Weather30°C (86°F)33 mm (1.3 inches)75%extreme
August Weather29°C (85°F)78 mm (3.1 inches)67%extreme
September Weather26°C (79°F)86 mm (3.4 inches)64%very high
October Weather19°C (67°F)126 mm (5.0 inches)70%very high
November Weather13°C (56°F)45 mm (1.8 inches)82%high
December Weather10°C (51°F)46 mm (1.8 inches)85%moderate

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