Average Weather in July in Tolleson Arizona, United States
Daily high temperatures are around 106°F, rarely falling below 99°F or exceeding 112°F. The highest daily average high temperature is 107°F on July 4.
Daily low temperatures increase by 2°F, from 82°F to 84°F, rarely falling below 75°F or exceeding 89°F. The highest daily average low temperature is 84°F on July 23.
For reference, on July 3, the hottest day of the year, temperatures in Tolleson typically range from 82°F to 107°F, while on December 26, the coldest day of the year, they range from 43°F to 65°F.
Average High and Low Temperature in July
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on July. 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 July
The month of July in Tolleson experiences rapidly increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 20% to 34%. The highest chance of overcast or mostly cloudy conditions is 34% on July 29.
The clearest day of the month is July 1, with clear, mostly clear, or partly cloudy conditions 80% of the time.
For reference, on February 19, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 38%, while on September 18, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 86%.
Cloud Cover Categories in July
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 Tolleson, the chance of a wet day over the course of July is very rapidly increasing, starting the month at 7% and ending it at 17%.
For reference, the year's highest daily chance of a wet day is 18% on August 21, and its lowest chance is 1% on June 13.
Probability of Precipitation in July
The average sliding 31-day rainfall during July in Tolleson is increasing, starting the month at 0.3 inches, when it rarely exceeds 0.8 inches, and ending the month at 0.8 inches, when it rarely exceeds 1.6 inches or falls below 0.2 inches.
Average Monthly Rainfall in July
Over the course of July in Tolleson, the length of the day is decreasing. From the start to the end of the month, the length of the day decreases by 32 minutes, implying an average daily decrease of 1 minute, 4 seconds, and weekly decrease of 7 minutes, 27 seconds.
The shortest day of the month is July 31, with 13 hours, 48 minutes of daylight and the longest day is July 1, with 14 hours, 20 minutes of daylight.
Hours of Daylight and Twilight in July
The earliest sunrise of the month in Tolleson is 5:23 AM on July 1 and the latest sunrise is 18 minutes later at 5:41 AM on July 31.
The latest sunset is 7:42 PM on July 1 and the earliest sunset is 14 minutes earlier at 7:29 PM on July 31.
Daylight saving time is not observed in Tolleson during 2020.
For reference, on June 20, the longest day of the year, the Sun rises at 5:19 AM and sets 14 hours, 22 minutes later, at 7:41 PM, while on December 21, the shortest day of the year, it rises at 7:29 AM and sets 9 hours, 56 minutes later, at 5:25 PM.
Sunrise & Sunset with Twilight in July
The chance that a given day will be muggy in Tolleson is rapidly increasing during July, rising from 9% to 26% over the course of the month.
For reference, on August 13, the muggiest day of the year, there are muggy conditions 28% 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 July
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Tolleson is decreasing during July, decreasing from 7.2 miles per hour to 6.1 miles per hour over the course of the month.
For reference, on April 26, the windiest day of the year, the daily average wind speed is 7.7 miles per hour, while on August 15, the calmest day of the year, the daily average wind speed is 5.8 miles per hour.
Average Wind Speed in July
The hourly average wind direction in Tolleson throughout July is predominantly from the west, with a peak proportion of 54% on July 5.
Wind Direction in July
While it does not do so every year, freezing temperatures are seen in Tolleson over some winters. The day least likely to be in the growing season is January 3, with a 74% chance.
Time Spent in Various Temperature Bands and the Growing Season in July
The average accumulated growing degree days in Tolleson are very rapidly increasing during July, increasing by 1,060°F, from 3,472°F to 4,532°F, over the course of the month.
Growing Degree Days in July
The average daily incident shortwave solar energy in Tolleson is decreasing during July, falling by 1.0 kWh, from 8.0 kWh to 7.0 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in July
For the purposes of this report, the geographical coordinates of Tolleson are 33.450 deg latitude, -112.259 deg longitude, and 1,014 ft elevation.
The topography within 2 miles of Tolleson is essentially flat, with a maximum elevation change of 59 feet and an average elevation above sea level of 1,014 feet. Within 10 miles is essentially flat (1,946 feet). Within 50 miles contains very significant variations in elevation (6,624 feet).
The area within 2 miles of Tolleson is covered by shrubs (43%), artificial surfaces (31%), and cropland (26%), within 10 miles by shrubs (58%) and artificial surfaces (25%), and within 50 miles by shrubs (86%).
This report illustrates the typical weather in Tolleson 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 Tolleson.
For each station, the records are corrected for the elevation difference between that station and Tolleson 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 Tolleson is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Tolleson and a given station.
The stations contributing to this reconstruction are: Phoenix Goodyear Airport (44%, 12 kilometers, west); Luke Air Force Base (31%, 15 kilometers, northwest); Phoenix Sky Harbor International Airport (16%, 24 kilometers, east); and Phoenix-Deer Valley Airport (9%, 31 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .