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September Weather in Chino Valley, United States

Last updated: June 24, 2025

In Chino Valley, United States during September, the average temperature is a pleasant 23°C (73°F). However, temperatures can vary significantly, with a minimum of 4°C (40°F) and a maximum soaring to 38°C (101°F). Expect around 23 mm (0.9 in) of precipitation over about 4 days, accompanied by an average humidity of 48%. Stay prepared for a diverse climate!

September Temperature in Chino Valley

In September in Chino Valley, the average temperature is 23°C (73°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 4°C (40°F). This diverse temperature range makes Chino Valley an ideal destination for travelers looking to experience both warm days and cooler evenings.

September Weather in Chino Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Chino Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chino Valley, September typically has an average temperature of 23°C (73°F), with highs reaching up to 38°C (101°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec404248586577797873595041
Data source: Temperature data for Chino Valley 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 Chino Valley

In Chino Valley in September, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.

September Precipitation Trends in Chino Valley

The chart displays monthly precipitation patterns in Chino Valley, 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 Chino Valley, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec3638469144683923252124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chino Valley

In Chino Valley in September humidity is 48%. With an average temperature of 23°C (73°F), this humidity feels like a pleasant embrace, making it comfortable for traveling while allowing you to enjoy outdoor activities without feeling overly sticky or weighed down.

September Average Humidity in Chino Valley

This chart illustrates the average monthly humidity levels in Chino Valley, 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 Chino Valley is approximately 48%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%80%68%58%45%31%27%30%48%60%70%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chino Valley

In Chino Valley 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 Chino Valley.

Maximum UV Index Levels in Chino Valley for September

The chart shows the monthly maximum UV Index (UVI) for Chino Valley 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 Chino Valley typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110864
Data source: Chino Valley 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 Chino Valley Compares to Other Months

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

This table compares monthly weather conditions in Chino Valley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)36 mm (1.4 inches)77%moderate
February Weather5°C (42°F)38 mm (1.5 inches)80%high
March Weather9°C (48°F)46 mm (1.8 inches)68%very high
April Weather14°C (58°F)9 mm (0.4 inches)58%extreme
May Weather18°C (66°F)14 mm (0.6 inches)45%extreme
June Weather25°C (77°F)4 mm (0.2 inches)31%extreme
July Weather26°C (80°F)68 mm (2.7 inches)27%extreme
August Weather26°C (78°F)39 mm (1.5 inches)30%extreme
September Weather23°C (73°F)23 mm (0.9 inches)48%very high
October Weather15°C (60°F)25 mm (1.0 inches)59%very high
November Weather10°C (50°F)21 mm (0.8 inches)70%high
December Weather5°C (41°F)24 mm (1.0 inches)77%moderate

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