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

July weather forecast and climate
Yuma, AZ

Aerial view of the Arizona/California border with the Colorado River in Yuma, Arizona
Aerial view of the Arizona/California border with the Colorado River in Yuma, Arizona
July is usually the hottest month in Yuma, with an average high temperature of 108°F (42.2°C). It is one of the worst times to visit Yuma with a guarantee that every day the temperature will cross 100°F (37.8°C) - in fact, many days in July record extreme heat with temperatures above 109.9°F (43.3°C). Nights do not offer any respite with an average low temperature of 82°F (27.8°C).
The summer monsoon is a period of more than average humidity as tropical air pushes from the Gulf of California. Although Yuma does not have many highlands, be cautious during the summer as thunderstorms and flash floods may occur with little warning.

What is the warmest month in Yuma?

The warmest month in Yuma, Arizona, is July, with an average high-temperature of 106.9°F (41.6°C) and an average low-temperature of 82°F (27.8°C).

What is the temperature in July in Yuma?

The average high-temperature, in July, is 106.9°F (41.6°C), while the average low-temperature is 82°F (27.8°C).

How much does it rain in Yuma in July?

In Yuma, Arizona, in July, during 0.9 rainfall days, 0.3" (6.6mm) of precipitation is typically accumulated.

How many hours of daylight does Yuma have in July?

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

How long on average sun shines in July in Yuma?

In Yuma, the average sunshine in July is 12.7h.

What is the month with the highest UV index in Yuma?

July is the month with the highest UV index in Yuma, Arizona, with an average maximum UV index of 11.

What is the UV index reading in July in Yuma?

The average daily maximum UV index in July in Yuma is 11. A UV Index estimate of 11, and higher, represents an extreme health threat from the exposure to the Sun's UV rays.
Average temperature in July - Yuma, AZ
  • Average high temperature in July: 106.8°F

The warmest month (with the highest average high temperature) is July (106.8°F).
The month with the lowest average high temperature is December (68.3°F).

  • Average low temperature in July: 82.1°F

The month with the highest average low temperature is August (82.3°F).
The coldest month (with the lowest average low temperature) is December (46.6°F).

Average rainfall in July - Yuma, AZ
  • Average rainfall in July: 0.3"

Wettest months (with the highest rainfall) are August, September and December (0.5").
Driest months (with the lowest rainfall) are May and June (0").

Average rainfall days in July - Yuma, AZ
  • Average rainfall days in July: 0.9 days

Months with the highest number of rainy days are January and August (2.3 days).
The month with the lowest number of rainy days is June (0.2 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 shortest days is December (Average daylight: 10h).

  • Average sunshine in July: 12.7h

The month with most sunshine is June (Average sunshine: 13.8h).
The month with least sunshine is December (Average sunshine: 8.2h).

Average UV index in July - Yuma, 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).