The first set of high and low temperatures are averages for 2010 to 2019. The average daily incident shortwave solar energy experiences extreme seasonal variation over the course of the year. In the 1800s when communications in theUnited Stateswere improved by the development of the railroads and telegraph, the practice of predicting weather from purely local signs and the haphazard measuring of meteorological phenomena began to decline. However, summers are a different story. St . To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. Multiple locations were found. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. Most people are familiar with the term wind-chill factor which gives the combined effects of wind and temperature as an equivalent calm air temperature. July is the hottest and averages 106 daily. In the strictest sense, a "normal" of a particular variable (e.g., temperature) is defined as the 30-year average. (Weather station: Phoenix Sky Harbor International Airport, USA). The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. Bulletin American Meteorological Society, 41, 79-87. We also get very little rain in the winter, where Florida gets a couple of inches per month. Lower dew points feel drier and higher dew points feel more humid. The Weather Bureau returned again to this station in January 1939 and has managed the station ever since that time. Phoenix AZ Weather Averages - Current Results First and Last Dates for selected Temperatures Thresholds in Phoenix Get the monthly weather forecast for Phoenix, AZ, including daily high/low, historical averages, to help you plan ahead. This curve lags the curves for ETR (A), that of clear-day receipts (C), and that for averaged receipts (D). The temperature of the air is probably the element that most people are aware of. The famous landmark ofCamelbackMountainlies 6 miles to the north-northeast and rises to 2700 feet MSL. Questions? Phoenix's coldest month is January when the average temperature overnight is 43.4F. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. It is apparent that only about 70% of the ETR reaches the surface under these conditions. Clear. Past Weather in Phoenix, Arizona, USA Yesterday or Further Back Phoenix Average Temperature - CityRating.com These are the times of the year that most people enjoy the outdoors. There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Phoenix. The chart also gives the heat syndrome for each classification. During the thunderstorm season in July and August, there are often local, strong, gusty winds with considerable blowing dust. May is a great month to visit local parks and recreation with available swimming pools and kayaking. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. During the spring, skies are also predominately sunny with warm temperatures during the day and mild pleasant evenings. Is Arizona hotter than Florida? The estimated value at Phoenix is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Phoenix and a given station. Average Temperatures for Different Holidays in Phoenix - TripSavvy How do people survive the summer? Phoenix, AZ Weather History | Weather Underground In comparison during this time, we get about 3 inches of rain and Florida gets about 32 inches of rain. (Weather station: Phoenix Sky Harbor International Airport, USA). By Harold Bulk, Office of Climatology,ArizonaStateUniversity. At an elevation of about 1100 feet, the station is in a level or gently sloping valley running east and west. The lightly tinted areas at the boundaries of the cardinal compass points indicate the implied intermediate directions (northeast, southeast, southwest, and northwest). This breaks it out for you by month. The wettest month is August with an average of 32mm of rain .. Average Temperature: Phoenix Loading weather data. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. What was the weather like on your birthday or another date in history? It is interesting to note that with high moisture content, withhumiditiesin the 30% and 40% range, the temperature never reached over 105 degrees. Nighttime temperatures frequently drop below freezing during the three coldest months, but the afternoons are usually sunny and warm. In the summer months, we average about 104 - 106 degrees each day. Weather.com brings you the most accurate monthly weather forecast for Phoenix, AZ with average/record and high/low temperatures, precipitation and more. Faced with the growth of public interest, civic pride and the need to provide the best coverage for its forecasting and warning services with limited funds, the Weather Bureau could only slowly grant requests to establish weather stations in a rapidly expanding Nation. What's The Average High Temp in Phoenix? See more current weather Annual Weather Averages Near Phoenix Averages are for Phoenix Sky Harbor International Airport, which is 4 miles from Phoenix. Average temperature of Phoenix including average monthly and annual data. In Phoenix, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year. Office of Climatology,ArizonaStateUniversity. The monthly averages are based on daily values taken at 5 a.m. and 5 p.m. The thin dotted line is the corresponding average snowfall. Clearly dew points are not rising inPhoenix. What month does it start to cool down? Yes, less than half an inch. June Weather in Phoenix. See more current weather Annual Weather Averages Near Phoenix Averages are for Phoenix Sky Harbor International Airport, which is 4 miles from Phoenix. The temperatures dip down into the mid-to upper 40s at night. The nights are also a touch warmer and only dip down to around 60. The city of Phoenix features a hot desert climate. The earliest sunrise is at 5:17 AM on June 12, and the latest sunrise is 2 hours, 15 minutes later at 7:33 AM on January 7. During the winter months, the temperature is marginal for some types of crops. Each decade covers a standard 10-year range. The black isolines are contours of constant solar elevation. Showing: Weather by CustomWeather, 2022 The area within 2 miles of Phoenix is covered by artificial surfaces (52%) and shrubs (48%), within 10 miles by artificial surfaces (51%) and shrubs (44%), and within 50 miles by shrubs (85%). In 2022, the shortest day is December 21, with 9 hours, 56 minutes of daylight; the longest day is June 21, with 14 hours, 22 minutes of daylight. Clouds reflect a substantial portion of the solar energy. The brighter period of the year lasts for 2.9 months, from April 19 to July 16, with an average daily incident shortwave energy per square meter above 7.4 kWh. (Rosendahl, 1976). The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Solar elevation and azimuth over the course of the year 2022. However, the valley is subjected to occasional killing and hard freezes in which no area escapes damage. Showing: Weather by CustomWeather, 2022 These statistical procedures allow us to make conclusions regarding any trends, cycles, or discontinuities in the moisture records. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. We nevertheless include the chart below as an illustration of the distribution of temperatures experienced throughout the year. In the United States, Phoenix is renowned for being a very hot city: in fact, it is the hottest of the big American cities. Rosendahl, H. 1976: Table of daily Values of Maximum Possible Solar Energy, in Solar Radiation and Sunshine Data for theSouthwestern U.S.. Honestly, we think Jill's dad Bill is a genius. We are the only large city in the US with this climate. Please wait Manhattan, NY 66 F Partly Cloudy. The windiest month of the year in Phoenix is April, with an average hourly wind speed of 7.4 miles per hour. How cold does it get in the winter? Again, that is impossible in freezing cold or a snow/sleet storm. NOAA, EDIS, Asheville, North Carolina, 1971-1980. Most of the typical sunny summer days in the high country ofArizonafall into the very warm category. In most sections of the country, people look forward to summer. The shaded overlays indicate night and civil twilight. It's rare to see snow here and the last time we had any amount of measurable snow was in 1998. 63.4 F. Time zones for airports and weather stations are provided by AskGeo.com . The hottest month of the year in Phoenix is July, with an average high of 106F and low of 85F. The windier part of the year lasts for 8.7 months, from October 22 to July 13, with average wind speeds of more than 6.6 miles per hour. Overnight, you will find lows in May around 70 degrees. Phoenix, USA - Average Annual Weather - Holiday Weather You can easily become dehydrated or sunburnt unless you plan ahead. The solar day over the course of the year 2022. ThePhoenixMountainslie 8 miles to the north withSquawPeakrising to 2600 feet MSL. In the winter, it's a touch cooler here. One word - HOT! From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. The coldest day on record was on January 5, 1950 when it dipped down to a chilly 17 degrees. But, since it is a little further north, they have just slightly cooler temperatures. January is about the same and overnight lows in February are around 50. What is the Phoenix weather in the Summer? The darkest month of the year in Phoenix is December, with an average of 3.2 kWh. The shaded overlays indicate night and civil twilight. The selection of theU.S.Army Signal Service to take such observations was dictated by the availability of communications facilities which the Signal Service had developed during the Civil War andwerecontinuing to develop for protection against the Indians after the war. The temperatures start to cool down quite a bit in the fall. Phoenix climate: weather by month, temperature, precipitation, when to go Average temperatures and precipitation amounts for more than 119 cities in Arizona. You can find even more about the Phoenix weather in fall below. The average temperature of the coldest month (December) is of 13.2 C (55.8 F), that of the warmest month (July) is of 35.3 C (95.5 F). Phoenix, AZ Monthly Weather Forecast - weather.com The Bureau directed its attention mainly toward establishing a network of field stations. 73.3F. The black line is the percentage chance that a given day is within the growing season. Snowfall occurs very rarely in theSalt RiverValley, while light snows occasionally fall in the higher mountains surrounding the valley. Here are the average temperatures. We locals call them "Snowbirds" since they fly down during the winter and then "migrate" back up north when spring comes back. Reitan, C.H., 1960: Distribution ofPrecipitableWater Vapor over the Continental United States. The ten-year average daily receipt of solar energy atPhoenixis shown in curve D. Some of the energy reaching the earths surface is reflected back toward space by the earth itself, some is used to evaporate water, and the remainder warms the air. NOAA National Centers for Environmental Information. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). The large drop in energy receipt during July is directly traceable to the increase in cloudiness (curve E) during this period. Phoenix June Weather, Average Temperature (Arizona, United States 86.7 F. On October 21, 1936, it moved to theFederalBuildingat Central and Fillmore where it stayed until it was closed onoctober22, 1953. What is the Phoenix weather like in the summer? What is the weather like in Phoenix during the Fall? The average high temperatures in Phoenix are: January (68 degrees Fahrenheit), April (84 degrees Fahrenheit), July (105 degrees Fahrenheit), and October (89 degrees Fahrenheit). This is when the temperatures are a comfortable 70 to 90 degrees. And trust us, once you visit Phoenix, you will also. Arizona has hotter temperatures than Florida in the summer. 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