Average Weather in September in Chino Valley Arizona, United States
Daily high temperatures decrease by 6°F, from 85°F to 79°F, rarely falling below 70°F or exceeding 91°F.
Daily low temperatures decrease by 10°F, from 61°F to 52°F, rarely falling below 44°F or exceeding 66°F.
For reference, on July 2, the hottest day of the year, temperatures in Chino Valley typically range from 64°F to 91°F, while on January 4, the coldest day of the year, they range from 29°F to 52°F.
Average High and Low Temperature in September
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on September. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in September
The month of September in Chino Valley experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 21% to 16%. The lowest chance of overcast or mostly cloudy conditions is 15% on September 18.
The clearest day of the month is September 18, with clear, mostly clear, or partly cloudy conditions 85% of the time.
For reference, on February 19, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 41%, while on September 18, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 85%.
Cloud Cover Categories in September
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Chino Valley, the chance of a wet day over the course of September is very rapidly decreasing, starting the month at 26% and ending it at 10%.
For reference, the year's highest daily chance of a wet day is 33% on August 11, and its lowest chance is 3% on June 12.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Chino Valley is decreasing, starting the month at 1.6 inches, when it rarely exceeds 3.0 inches or falls below 0.4 inches, and ending the month at 1.0 inches, when it rarely exceeds 2.2 inches or falls below 0.1 inches.
Average Monthly Rainfall in September
Over the course of September in Chino Valley, the length of the day is rapidly decreasing. From the start to the end of the month, the length of the day decreases by 1 hour, 2 minutes, implying an average daily decrease of 2 minutes, 8 seconds, and weekly decrease of 14 minutes, 59 seconds.
The shortest day of the month is September 30, with 11 hours, 50 minutes of daylight and the longest day is September 1, with 12 hours, 52 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Chino Valley is 6:03 AM on September 1 and the latest sunrise is 21 minutes later at 6:24 AM on September 30.
The latest sunset is 6:55 PM on September 1 and the earliest sunset is 41 minutes earlier at 6:14 PM on September 30.
Daylight saving time is not observed in Chino Valley during 2020.
For reference, on June 20, the longest day of the year, the Sun rises at 5:16 AM and sets 14 hours, 29 minutes later, at 7:46 PM, while on December 21, the shortest day of the year, it rises at 7:33 AM and sets 9 hours, 49 minutes later, at 5:22 PM.
Sunrise & Sunset with Twilight in September
The chance that a given day will be muggy in Chino Valley is essentially constant during September, remaining around 0% throughout.
For reference, on August 2, the muggiest day of the year, there are muggy conditions 0% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in September
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Chino Valley is gradually increasing during September, increasing from 6.6 miles per hour to 7.5 miles per hour over the course of the month.
For reference, on April 10, the windiest day of the year, the daily average wind speed is 9.1 miles per hour, while on August 11, the calmest day of the year, the daily average wind speed is 6.1 miles per hour.
Average Wind Speed in September
The hourly average wind direction in Chino Valley throughout September is predominantly from the south, with a peak proportion of 40% on September 3.
Wind Direction in September
The growing season in Chino Valley typically lasts for 6.8 months (210 days), from around April 5 to around October 31, rarely starting before March 12 or after April 27, and rarely ending before October 11 or after November 21.
The month of September in Chino Valley is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Chino Valley are rapidly increasing during September, increasing by 553°F, from 3,227°F to 3,780°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Chino Valley is gradually decreasing during September, falling by 0.6 kWh, from 6.4 kWh to 5.7 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in September
For the purposes of this report, the geographical coordinates of Chino Valley are 34.758 deg latitude, -112.454 deg longitude, and 4,721 ft elevation.
The topography within 2 miles of Chino Valley contains only modest variations in elevation, with a maximum elevation change of 282 feet and an average elevation above sea level of 4,702 feet. Within 10 miles contains only modest variations in elevation (3,327 feet). Within 50 miles also contains extreme variations in elevation (7,605 feet).
The area within 2 miles of Chino Valley is covered by shrubs (58%) and grassland (40%), within 10 miles by shrubs (69%) and grassland (28%), and within 50 miles by shrubs (71%) and trees (24%).
This report illustrates the typical weather in Chino Valley year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Chino Valley.
For each station, the records are corrected for the elevation difference between that station and Chino Valley according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Chino Valley is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Chino Valley and a given station.
The stations contributing to this reconstruction are: Ernest A. Love Field (81%, 12 kilometers, south); Sedona Airport (10%, 62 kilometers, east); H.A. Clark Memorial Field (6%, 65 kilometers, north); and Kingman Airport (2.7%, 146 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .