July weather forecast
Yuma, AZ

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Arizona/California border with the Colorado River in Yuma, Arizona
Arizona/California border with the Colorado River in Yuma, Arizona

Weather in July

In July, the desert city of Yuma experiences average high temperatures reaching 105.3°F (40.7°C), the zenith of summer's onslaught of heat. Despite the high temperatures, rainfall increases slightly, offering temporary relief from the searing heat. Due to this increase in temperature, hydration and shade are of paramount importance for residents and visitors alike. With desert landscapes glistening under the relentless sun, July becomes unforgettable, both for its glamor and its challenge. Although named as the hottest month of the year, July continues to lure travelers with its unapologetically intense sun and stark desert beauty.

Temperature

With average high and low temperatures of 105.3°F (40.7°C) and 84.6°F (29.2°C) respectively, July is Yuma's warmest month.

Humidity

In Yuma, the average relative humidity in July is 29%.

Rainfall

The wettest months are July and September, with an average 0.39" (10mm) of rainfall.

Daylight

The average length of the day in July is 14h and 3min.
On the first day of the month, sunrise is at 5:34 am and sunset at 7:50 pm. On the last day of July, in Yuma, sunrise is at 5:52 am and sunset at 7:37 pm MST.

Sunshine

The average sunshine in July in Yuma is 12.1h.

UV index

The months with the highest UV index in Yuma are June through September, with an average maximum UV index of 8. A UV Index of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 8 in July translates into the following recommendations:
Precautions are essential; the risk of damage to unprotected skin and eyes is too high. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

What are the warmest months in Yuma?

July proves to be the warmest month, recording an average peak temperature of 105.3°F (40.7°C) and a minimum temperature of 84.6°F (29.2°C).

How hot is it in Yuma in July?

In July, in Yuma, the average high-temperature is 105.3°F (40.7°C), and the average low-temperature is 84.6°F (29.2°C).

What is the average humidity in July in Yuma?

The average relative humidity in July is 29%.

What is the wettest month in Yuma?

The months with the most rainfall in Yuma are July and September, with an average 0.39" (10mm) of precipitation.

How much does it rain in Yuma in July?

In Yuma, in July, during 5.8 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How many hours of daylight does Yuma have in July?

In Yuma, Arizona, the average day length in July is 14h and 3min.

When are sunrise and sunset in July in Yuma?

On the first day of July, sunrise is at 5:34 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:37 pm MST.

How long on average sun shines in July in Yuma?

In Yuma, the average sunshine duration in July is 12.1h.

When is the highest UV index in Yuma?

June through September, with an average maximum UV index of 8, are months with the highest UV index.

What is the UV index reading in July in Yuma?

The average daily maximum UV index in July is 8. A UV Index reading of 8 to 10 represents a very high health risk 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
Yuma, AZ

Average temperature in July - Yuma, AZ
  • Average high temperature in July: 105.3°F

The warmest month (with the highest average high temperature) is July (105.3°F).
The month with the lowest average high temperature is December (66°F).

  • Average low temperature in July: 84.6°F

The month with the highest average low temperature is August (86.4°F).
The coldest month (with the lowest average low temperature) is December (50.5°F).

Average pressure in July
Yuma, AZ

Average pressure in July - Yuma, AZ
  • Average pressure in July: 29.78"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).

Average wind speed in July
Yuma, AZ

Average wind speed in July - Yuma, AZ
  • Average wind speed in July: 8.5mph

The windiest months (with the highest average wind speed) are April and July (8.5mph).
The calmest month (with the lowest average wind speed) is November (6.6mph).

Average humidity in July
Yuma, AZ

Average humidity in July - Yuma, AZ
  • Average humidity in July: 29%

The month with the highest relative humidity is December (38%).
The month with the lowest relative humidity is June (22%).

Average rainfall in July
Yuma, AZ

Average rainfall in July - Yuma, AZ
  • Average rainfall in July: 0.39"

The wettest months (with the highest rainfall) are July and September (0.39").
The driest months (with the least rainfall) are May and June (0.04").

Average rainfall days in July
Yuma, AZ

Average rainfall days in July - Yuma, AZ
  • Average rainfall days in July: 5.8 days

The month with the highest number of rainy days is July (5.8 days).
The month with the least rainy days is May (0.8 days).

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

Average daylight in July / Average sunshine in July - Yuma, 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 1min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 12min).

Average sunshine days in July
Yuma, AZ

Average sunshine days in July - Yuma, AZ
  • Average sunshine days in July: 22.1 days

The month with the most sunshine days is May (30.2 days).
The month with the least sunshine days is July (22.1 days).

Average UV index in July
Yuma, AZ

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

The months with the highest UV index are June, July, August and September (UV index 8).
The months with the lowest UV index are November and December (UV index 4).

Average cloud cover in July
Yuma, AZ

Average cloud cover in July - Yuma, AZ
  • Average cloud cover in July: 10

The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in July
Yuma, AZ

Average visibility in July - Yuma, 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).

Yuma, Arizona, USA

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