August weather forecast
Yuma, AZ

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

Weather in August

August, the last month of the summer in Yuma, is another extremely hot month, with an average temperature ranging between min 86.4°F (30.2°C) and max 105.1°F (40.6°C).

Temperature

In Yuma, the average high-temperature in August is essentially the same as in July - a still blistering 105.1°F (40.6°C). The average low-temperature, in August, is 86.4°F (30.2°C).

Humidity

In August, the average relative humidity is 31%.

Rainfall

In Yuma, it is raining for 4.1 days, with typically 0.28" (7mm) of accumulated precipitation. Throughout the year, there are 31.6 rainfall days, and 2.8" (71mm) of precipitation is accumulated.

Daylight

In August, the average length of the day is 13h and 19min.
On the first day of August, sunrise is at 5:52 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:04 pm MST.

Sunshine

In August, the average sunshine is 10.7h.

UV index

June through September, with an average maximum UV index of 8, are months with the highest UV index. A UV Index of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 8 in August transform into the following instructions:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in August in Yuma?

In Yuma, Arizona, in August, the average high-temperature is 105.1°F (40.6°C), and the average low-temperature is 86.4°F (30.2°C).

What is the average humidity in August in Yuma?

The average relative humidity in August is 31%.

How many days does it rain in August in Yuma?

In Yuma, Arizona, in August, during 4.1 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

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

The average day length in August in Yuma is 13h and 19min.

What time are sunrise and sunset in August in Yuma?

In August, on the first day of the month, sunrise is at 5:52 am and sunset at 7:37 pm. On the last day of the month, in Yuma, sunrise is at 6:12 am and sunset at 7:04 pm MST.

How long on average sun shines in August in Yuma?

The average sunshine duration in August in Yuma is 10.7h.

What are the months with 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 intensity in August in Yuma?

The average daily maximum UV index in August is 8. A UV Index reading of 8 to 10 represents a very high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Yuma, AZ

Average temperature in August - Yuma, AZ
  • Average high temperature in August: 105.1°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 August: 86.4°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).

[Resources]

Average pressure in August
Yuma, AZ

Average pressure in August - Yuma, AZ
  • Average pressure in August: 29.77"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).

[Resources]

Average wind speed in August
Yuma, AZ

Average wind speed in August - Yuma, AZ
  • Average wind speed in August: 8mph

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).

[Resources]

Average humidity in August
Yuma, AZ

Average humidity in August - Yuma, AZ
  • Average humidity in August: 31%

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

[Resources]

Average rainfall in August
Yuma, AZ

Average rainfall in August - Yuma, AZ
  • Average rainfall in August: 0.28"

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").

[Resources]

Average rainfall days in August
Yuma, AZ

Average rainfall days in August - Yuma, AZ
  • Average rainfall days in August: 4.1 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).

[Resources]

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

Average daylight in August / Average sunshine in August - Yuma, AZ
  • Average daylight in August: 13h and 19min

The month with the longest days is June (Average daylight: 14h and 16min).
The month with the shortest days is December (Average daylight: 10h and 2min).

  • Average sunshine in August: 10h and 42min

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).

[Resources]

Average sunshine days in August
Yuma, AZ

Average sunshine days in August - Yuma, AZ
  • Average sunshine days in August: 22.8 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).

[Resources]

Average UV index in August
Yuma, AZ

Average UV index in August - Yuma, AZ
  • Average UV index in August: 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).

[Resources]

Average cloud cover in August
Yuma, AZ

Average cloud cover in August - Yuma, AZ
  • Average cloud cover in August: 8

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

[Resources]

Average visibility in August
Yuma, AZ

Average visibility in August - Yuma, AZ
  • Average visibility in August: 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location