Phoenix
Arizona, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Phoenix, AZ

The city of Phoenix, Arizona, at dusk
The city of Phoenix, Arizona, at dusk
July is scorching in Phoenix, and its temperatures take a sharp rise to read between 77°F (25°C) and 105.8°F (41°C) prompting dangers that emanate from exposure to the heat of the sun shining for the entire daytime. All is not lost though - the rains are back to cool off the temperature and will fall for an average of five days to collect 0.9" (22.9mm) up from 0.1" (2.5mm)! Expect a few thunder and lightning strikes here and there, albeit mildly.

What is the warmest month in Phoenix?

The warmest month in Phoenix, Arizona, is July, with an average high-temperature of 106.2°F (41.2°C) and an average low-temperature of 83.5°F (28.6°C).

What is the temperature in July in Phoenix?

The average high-temperature, in July, is 106.2°F (41.2°C), while the average low-temperature is 83.5°F (28.6°C).

What is the average humidity in July in Phoenix?

The average relative humidity in July in Phoenix is 31.6%.

How much does it rain in Phoenix in July?

In Phoenix, Arizona, in July, it is raining for 4.2 days, with typically 1.1" (26.7mm) of accumulated precipitation.

What is the rainiest month in Phoenix?

The month with the most rainfall in Phoenix, Arizona, is July when the rain falls for 4.2 days and typically aggregates up to 1.1" (26.7mm) of precipitation.

What is the average length of the day in July in Phoenix?

In Phoenix, the average length of the day in July is 14.1h.

How many hours of sunshine does Phoenix have in July?

In July, the average sunshine is 12.2h.

When is the highest UV index in Phoenix?

With an average maximum UV index of 11, July is the month with the highest UV index.

What is the UV index intensity in July in Phoenix?

In Phoenix, the average daily maximum UV index in July is 11. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in July - Phoenix, AZ
  • Average high temperature in July: 41.2°C

The warmest month (with the highest average high temperature) is July (41.2°C).
The month with the lowest average high temperature is December (18.9°C).

  • Average low temperature in July: 28.6°C

The month with the highest average low temperature is July (28.6°C).
The coldest month (with the lowest average low temperature) is December (7.1°C).

Average humidity in July - Phoenix, AZ
  • Average humidity in July: 31.6%

The month with the highest relative humidity is December (51.8%).
The month with the lowest relative humidity is June (19.4%).

Average rainfall in July - Phoenix, AZ
  • Average rainfall in July: 26.7mm

The wettest month (with the highest rainfall) is July (26.7mm).
The driest month (with the lowest rainfall) is June (0.5mm).

Average rainfall days in July - Phoenix, AZ
  • Average rainfall days in July: 4.2 days

The month with the highest number of rainy days is August (5 days).
The month with the lowest number of rainy days is June (0.5 days).

Average daylight in July / Average sunshine in July - Phoenix, AZ
  • Average daylight in July: 14.1h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in July: 12.2h

The month with most sunshine is June (Average sunshine: 13.6h).
The month with least sunshine is December (Average sunshine: 7.9h).

Average UV index in July - Phoenix, AZ
  • Average UV index in July: 11

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 3).