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September Weather in Willow Springs, United States

Last updated: June 24, 2025

In Willow Springs, United States, the average temperature in September hovers around 22°C (73°F), offering a pleasant climate. However, temperatures can vary significantly, dipping as low as 7°C (45°F) and soaring to a max of 34°C (94°F). Expect about 44 mm (1.7 in) of precipitation spread across 6 days, contributing to the region's average humidity of 68%.

September Temperature in Willow Springs

In September in Willow Springs, the average temperature is 22°C (73°F). Maximums can reach 34°C (94°F), and minimums can be as low as 7°C (45°F). Prepare for a pleasantly warm climate, ideal for sightseeing and outdoor adventures.

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

The chart illustrates September temperature patterns in Willow Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Willow Springs, September typically has an average temperature of 22°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec353849556674797672594641
Data source: Temperature data for Willow 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 Willow Springs

In Willow Springs in September, the total precipitation amount is 44 mm (1.7 in) spread over 6 days.

September Precipitation Trends in Willow Springs

The chart displays monthly precipitation patterns in Willow 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 Willow Springs, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec781061451681887675108441247068
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Willow Springs

In Willow Springs in September humidity is 68%. With an average temperature of 22°C (73°F), this humidity feels like a warm embrace that can make outdoor activities a bit sticky, so staying hydrated is essential while exploring the sights.

September Average Humidity in Willow Springs

This chart illustrates the average monthly humidity levels in Willow 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 Willow Springs is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Willow Springs

In Willow 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 Willow Springs.

Maximum UV Index Levels in Willow Springs for September

The chart shows the monthly maximum UV Index (UVI) for Willow 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 Willow Springs typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
Data source: Willow 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 Willow Springs Compares to Other Months

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

This table compares monthly weather conditions in Willow Springs, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)77 mm (3.0 inches)83%moderate
February Weather3°C (38°F)106 mm (4.2 inches)81%high
March Weather9°C (49°F)145 mm (5.7 inches)80%high
April Weather13°C (55°F)168 mm (6.6 inches)80%very high
May Weather19°C (66°F)188 mm (7.4 inches)83%extreme
June Weather24°C (75°F)75 mm (3.0 inches)83%extreme
July Weather26°C (79°F)75 mm (3.0 inches)76%extreme
August Weather25°C (76°F)108 mm (4.2 inches)69%very high
September Weather22°C (73°F)44 mm (1.7 inches)68%very high
October Weather15°C (59°F)124 mm (4.9 inches)72%high
November Weather8°C (46°F)69 mm (2.7 inches)83%moderate
December Weather5°C (41°F)68 mm (2.7 inches)86%moderate

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