July weather forecast
Mesa, AZ

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The scenic city of Mesa in Arizona, with a view of the famous well-manicured golf course near the Red Mountain range
The scenic city of Mesa in Arizona, with a view of the famous well-manicured golf course near the Red Mountain range

Weather in July

July's weather in Mesa, Arizona is marked by the most extreme heat, ushering in the truly punishing phases of summer. Alongside, the city sees an unexpected surge in rainfall, offering a brief respite for the parched city landscapes. Interestingly, the UV Index hits its annual peak during this month, urging residents to take appropriate protection. However, despite the rainfall, the wind speed continues to drop slightly, failing to provide much-needed coolness. The dominance of summer is truly felt with temperatures hitting a scorching high of 101.8°F (38.8°C) while the lowest recorded temperature remains extremely warm at 82.9°F (28.3°C).

Temperature

July is the warmest month of the year in Mesa, registering average temperatures as high as 101.8°F (38.8°C) and as low as 82.9°F (28.3°C).

Humidity

In Mesa, the average relative humidity in July is 30%.

Rainfall

The month with the most rainfall in Mesa is July, when the rain falls for 10.6 days and typically aggregates up to 1.1" (28mm) of precipitation.

Daylight

In July, the average length of the day is 14h and 7min.
On the first day of July in Mesa, Arizona, sunrise is at 5:21 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:27 pm MST.

Sunshine

In Mesa, the average sunshine in July is 12h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 8. A UV Index of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 8 in July converts into the following recommendations:
Always take precautions; unprotected eyes and skin can be damaged rapidly. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the warmest month in Mesa?

The warmest month in Mesa, Arizona, is July, with an average high-temperature of 101.8°F (38.8°C) and an average low-temperature of 82.9°F (28.3°C).

How hot is it in Mesa in July?

During July, Mesa experiences an average high-temperature of 101.8°F (38.8°C) and a low-temperature of 82.9°F (28.3°C).

What is the average humidity in July in Mesa?

In July, the average relative humidity in Mesa, Arizona, is 30%.

What is the wettest month in Mesa?

The month with the most rainfall in Mesa is July, when the rain falls for 10.6 days and typically aggregates up to 1.1" (28mm) of precipitation.

How much does it rain in Mesa in July?

In Mesa, Arizona, in July, during 10.6 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

How many hours of daylight does Mesa have in July?

In July, the average day length is 14h and 7min.

What time are sunrise and sunset in July in Mesa?

On the first day of July, sunrise is at 5:21 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:27 pm MST.

How many hours of sunshine does Mesa have in July?

In July, the average sunshine duration in Mesa is 12h.

What are the months with the highest UV index in Mesa?

The months with the highest UV index in Mesa are June through August, with an average maximum UV index of 8.

What is the UV index intensity in July in Mesa?

In Mesa, the average daily maximum UV index in July is 8. A UV Index estimate of 8 to 10 represents a very high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Mesa, AZ

Average temperature in July - Mesa, AZ
  • Average high temperature in July: 101.8°F

The warmest month (with the highest average high temperature) is July (101.8°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in July: 82.9°F

The month with the highest average low temperature is August (83.8°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

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Average pressure in July
Mesa, AZ

Average pressure in July - Mesa, AZ
  • Average pressure in July: 29.88"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

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Average wind speed in July
Mesa, AZ

Average wind speed in July - Mesa, AZ
  • Average wind speed in July: 5.8mph

The windiest months (with the highest average wind speed) are April and May (6.4mph).
The calmest month (with the lowest average wind speed) is December (4.5mph).

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Average humidity in July
Mesa, AZ

Average humidity in July - Mesa, AZ
  • Average humidity in July: 30%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in July
Mesa, AZ

Average rainfall in July - Mesa, AZ
  • Average rainfall in July: 1.1"

The wettest month (with the highest rainfall) is July (1.1").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in July
Mesa, AZ

Average rainfall days in July - Mesa, AZ
  • Average rainfall days in July: 10.6 days

The month with the highest number of rainy days is July (10.6 days).
The month with the least rainy days is June (1.2 days).

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Average daylight in July /
Average sunshine in July
Mesa, AZ

Average daylight in July / Average sunshine in July - Mesa, AZ
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in July: 12h and 0min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in July
Mesa, AZ

Average sunshine days in July - Mesa, AZ
  • Average sunshine days in July: 17.6 days

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (17.6 days).

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Average UV index in July
Mesa, AZ

Average UV index in July - Mesa, AZ
  • Average UV index in July: 8

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in July
Mesa, AZ

Average cloud cover in July - Mesa, AZ
  • Average cloud cover in July: 15

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in July
Mesa, AZ

Average visibility in July - Mesa, AZ
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Mesa, Arizona, USA

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