July weather forecast and climate
Yuma, AZ

Arizona/California border with the Colorado River in Yuma, Arizona
Arizona/California border with the Colorado River in Yuma, Arizona
July is an extremely hot summer month in Yuma, Arizona, with average temperature varying between 105.3°F (40.7°C) and 84.6°F (29.2°C).

Temperature

July is the warmest month, with an average high-temperature of 105.3°F (40.7°C) and an average low-temperature of 84.6°F (29.2°C).

Humidity

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

Rainfall

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

Daylight

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

Sunshine

The average sunshine in Yuma is 12.1h.

UV index

June through September, with an average maximum UV index of 8, are months with the highest UV index in Yuma. A UV Index estimate of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 8 transform into the following instructions:
Take special precautions, as unprotected skin can be damaged and can burn quickly. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the warmest month in Yuma?

With an average high-temperature of 105.3°F (40.7°C) and an average low-temperature of 84.6°F (29.2°C), July is the warmest month.

What is the temperature in July in Yuma?

In July, 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?

In July, the average relative humidity is 29%.

How many days does it rain in July in Yuma?

In July, in Yuma, the rain falls for 5.8 days. Throughout July, 0.39" (10mm) of precipitation is accumulated.

What is the rainiest month in Yuma?

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

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

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

How many hours of sunshine does Yuma have in July?

In July, the average sunshine 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 in Yuma.

What is the UV index intensity in July in Yuma?

In Yuma, Arizona, the average daily maximum UV index in July is 8. A UV Index reading of 8 to 10 represents a very high health threat from the exposure to the Sun's UV rays.
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: 29.78"

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

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: 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: 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: 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: 14.1h

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

  • Average sunshine in July: 12.1h

The month with the most sunshine is June (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7.2h).

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: 8

Months with the highest UV index are June, July, August and September (UV index 8).
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: 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: 6mi

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