August weather forecast and climate
Poston, AZ

Weather in August

August, the last month of the summer, in Poston, is another torrid month, with average temperature varying between 103.6°F (39.8°C) and 85.6°F (29.8°C).

Temperature

In Poston, the average high-temperature in August is almost the same as in July - a torrid 103.6°F (39.8°C). In Poston, in August, the average low-temperature is 85.6°F (29.8°C).

Humidity

In August, the average relative humidity in Poston is 25%.

Rainfall

In August, the rain falls for 6 days. Throughout August, 0.55" (14mm) of precipitation is accumulated. Throughout the year, there are 39.4 rainfall days, and 3.9" (99mm) of precipitation is accumulated.

Daylight

The average length of the day in August is 13.4h.

Sunshine

The average sunshine in August is 11.2h.

UV index

In Poston, Arizona, the average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 8 in August transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged 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. A wide-brim hat offers excellent sun protection for 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.
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FAQ

What is the temperature in August in Poston?

In Poston, Arizona, in August, the average high-temperature is 103.6°F (39.8°C), and the average low-temperature is 85.6°F (29.8°C).

What is the average humidity in August in Poston?

In Poston, Arizona, the average relative humidity in August is 25%.

How much does it rain in Poston in August?

In Poston, Arizona, during August, the rain falls for 6 days and regularly aggregates up to 0.55" (14mm) of precipitation.

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

In August, the average length of the day in Poston, Arizona, is 13.4h.

How long on average sun shines in August in Poston?

The average sunshine in August in Poston is 11.2h.

What is the UV index reading in August in Poston?

In August, the average daily maximum UV index in Poston, Arizona, is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in August
Poston, AZ

Average temperature in August - Poston, AZ
  • Average high temperature in August: 103.6°F

The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in August: 85.6°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).

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Average pressure in August
Poston, AZ

Average pressure in August - Poston, AZ
  • Average pressure in August: 29.79"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.74").

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Average wind speed in August
Poston, AZ

Average wind speed in August - Poston, AZ
  • Average wind speed in August: 7.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).

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Average humidity in August
Poston, AZ

Average humidity in August - Poston, AZ
  • Average humidity in August: 25%

Months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).

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Average rainfall in August
Poston, AZ

Average rainfall in August - Poston, AZ
  • Average rainfall in August: 0.55"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").

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Average rainfall days in August
Poston, AZ

Average rainfall days in August - Poston, AZ
  • Average rainfall days in August: 6 days

The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).

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

Average daylight in August / Average sunshine in August - Poston, AZ
  • Average daylight in August: 13.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in August: 11.2h

The month with the most sunshine is June (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in August
Poston, AZ

Average sunshine days in August - Poston, AZ
  • Average sunshine days in August: 20.8 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).

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Average UV index in August
Poston, AZ

Average UV index in August - Poston, AZ
  • Average UV index in August: 8

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Poston, AZ

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

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in August
Poston, AZ

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

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