Temperatures in July
It's hot in July in Phoenix with an average temperature of 42°C. Temperatures this month range from a low of 40°C to a high of 43°C. At night, you can expect temperatures between 29°C and 32°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Phoenix in July. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of July
The month of July starts in Phoenix with hot temperatures, averaging around 43°C during the day and nights close to 31°C. There’s little chance of precipitation. The weather is mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-July
By mid-July, the average daytime temperature drops to around 42°C, with nights close to 32°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of July
By the end of July, the average daytime temperature in Phoenix will be around 42°C, with nights close to 31°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Discover cheap trips to Phoenix 
Precipitation in July
In July, there is an average of 16 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
The precipitation chance averages 10% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in July for Phoenix. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Phoenix in July |
London | ||
|---|---|---|---|
 Average Temperature |
42°C | 23°C | |
 High Temp |
43°C | 27°C | |
| Low Temp |
40°C | 21°C | |
 Total Precipitation |
16 mm | 52 mm | |
| Rainy Days |
3 days | 9 days | |
June
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is July a good time to visit Phoenix?
July isn’t a good time to be in Phoenix. The average temperature of 42°C this month is uncomfortably hot for a pleasant stay.
Temperature records for Phoenix in July
With 48°C, Phoenix hit the highest temperature in the last 10 years in July 2023. The lowest daytime temperature in this month was 26°C in 2021. The extreme night temperatures ranged from a low of 22°C to a high of 36°C.
Check out the climate of Phoenix for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Phoenix and see what our partners have for you.
Daily Temperature in July in Phoenix
This chart shows the average daily temperatures, both day and night, for each day in July in Phoenix, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in July in Phoenix
The chart below shows the average daily precipitation in July for Phoenix, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for July, you can expect around 3 days of rain in Phoenix.
Daily UV Index in July in Phoenix
This chart shows the average daily UV index in July in Phoenix, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in July in Phoenix Over the Years
This chart shows the average temperature in July in Phoenix, measured in degrees Celsius, over the past years.
Total Precipitation in July in Phoenix Over the Years
This chart shows the average precipitation in July in Phoenix, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in July for Phoenix
Click on a specific day in July for detailed info on the typical weather on that day in Phoenix. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in Phoenix
Have you been to Phoenix in July?
Share your weather experience in July in Phoenix.
Average Weather in Phoenix by Month
Click on a month below to see detailed weather info for Phoenix. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
