Average Weather in May in Valle Vista Arizona, United States
Daily high temperatures increase by 9°F, from 79°F to 89°F, rarely falling below 68°F or exceeding 97°F.
Daily low temperatures increase by 9°F, from 52°F to 60°F, rarely falling below 42°F or exceeding 69°F.
For reference, on July 3, the hottest day of the year, temperatures in Valle Vista typically range from 70°F to 97°F, while on December 25, the coldest day of the year, they range from 33°F to 54°F.
Average High and Low Temperature in May
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on May. 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 May
The month of May in Valle Vista experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 26% to 20%.
The clearest day of the month is May 31, 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 41%, while on September 18, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 87%.
Cloud Cover Categories in May
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 Valle Vista, the chance of a wet day over the course of May is essentially constant, remaining around 3% throughout.
For reference, the year's highest daily chance of a wet day is 19% on August 10, and its lowest chance is 2% on June 13.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in Valle Vista is essentially constant, remaining about 0.2 inches throughout, and rarely exceeding 0.6 inches or falling below -0.0 inches.
The lowest average 31-day accumulation is 0.1 inches on May 31.
Average Monthly Rainfall in May
Over the course of May in Valle Vista, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 44 minutes, implying an average daily increase of 1 minute, 29 seconds, and weekly increase of 10 minutes, 21 seconds.
The shortest day of the month is May 1, with 13 hours, 39 minutes of daylight and the longest day is May 31, with 14 hours, 23 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in Valle Vista is 5:43 AM on May 1 and the earliest sunrise is 22 minutes earlier at 5:21 AM on May 31.
The earliest sunset is 7:22 PM on May 1 and the latest sunset is 23 minutes later at 7:45 PM on May 31.
Daylight saving time is not observed in Valle Vista during 2020.
For reference, on June 20, the longest day of the year, the Sun rises at 5:20 AM and sets 14 hours, 33 minutes later, at 7:53 PM, while on December 21, the shortest day of the year, it rises at 7:40 AM and sets 9 hours, 46 minutes later, at 5:26 PM.
Sunrise & Sunset with Twilight in May
The chance that a given day will be muggy in Valle Vista is essentially constant during May, remaining around 0% throughout.
For reference, on July 17, the muggiest day of the year, there are muggy conditions 3% 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 May
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Valle Vista is essentially constant during May, remaining within 0.1 miles per hour of 9.2 miles per hour throughout.
For reference, on June 9, the windiest day of the year, the daily average wind speed is 9.4 miles per hour, while on August 23, the calmest day of the year, the daily average wind speed is 7.4 miles per hour.
Average Wind Speed in May
The hourly average wind direction in Valle Vista throughout May is predominantly from the south, with a peak proportion of 60% on May 31.
Wind Direction in May
The growing season in Valle Vista typically lasts for 8.1 months (247 days), from around March 16 to around November 18, rarely starting before February 12 or after April 15, and rarely ending before October 31 or after December 7.
The month of May in Valle Vista is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in May
The average accumulated growing degree days in Valle Vista are rapidly increasing during May, increasing by 602°F, from 709°F to 1,310°F, over the course of the month.
Growing Degree Days in May
The average daily incident shortwave solar energy in Valle Vista is gradually increasing during May, rising by 0.8 kWh, from 7.8 kWh to 8.5 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in May
For the purposes of this report, the geographical coordinates of Valle Vista are 35.411 deg latitude, -113.863 deg longitude, and 3,192 ft elevation.
The topography within 2 miles of Valle Vista contains significant variations in elevation, with a maximum elevation change of 587 feet and an average elevation above sea level of 3,205 feet. Within 10 miles contains significant variations in elevation (3,360 feet). Within 50 miles also contains extreme variations in elevation (7,848 feet).
The area within 2 miles of Valle Vista is covered by shrubs (85%) and grassland (15%), within 10 miles by shrubs (93%), and within 50 miles by shrubs (91%).
This report illustrates the typical weather in Valle Vista 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 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Valle Vista.
For each station, the records are corrected for the elevation difference between that station and Valle Vista 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 Valle Vista is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Valle Vista and a given station.
The stations contributing to this reconstruction are: Kingman Airport (86%, 18 kilometers, south); Boulder City Municipal Airport (6%, 108 kilometers, northwest); H.A. Clark Memorial Field (2.9%, 151 kilometers, east); Grand Canyon National Park Airport (2.7%, 166 kilometers, east); and Colorado City Municipal Airport (2.7%, 189 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .