July weather forecast and climate
Poston, AZ

Weather in July

July is an extremely hot summer month in Poston, Arizona, with average temperature ranging between min 84.4°F (29.1°C) and max 104.2°F (40.1°C).

Temperature

The warmest month is July, with an average high-temperature of 104.2°F (40.1°C) and an average low-temperature of 84.4°F (29.1°C).

Humidity

In July, the average relative humidity in Poston, Arizona, is 24%.

Rainfall

July is the month with the most rainfall in Poston. Rain falls for 7.8 days and accumulates 0.59" (15mm) of precipitation.

Daylight

The average length of the day in July is 14.2h.

Sunshine

In Poston, the average sunshine in July is 12h.

UV index

With an average maximum UV index of 9, July is the month with the highest UV index in Poston. A UV Index reading of 8 to 10 represents a very high health risk from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 9 transform into the following instructions:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. 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. 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.
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FAQ

What is the warmest month in Poston?

With an average high-temperature of 104.2°F (40.1°C) and an average low-temperature of 84.4°F (29.1°C), July is the warmest month in Poston, Arizona.

What is the temperature in July in Poston?

In July, in Poston, Arizona, the average high-temperature is 104.2°F (40.1°C), and the average low-temperature is 84.4°F (29.1°C).

What is the average humidity in July in Poston?

The average relative humidity in July in Poston is 24%.

How much does it rain in Poston in July?

In Poston, in July, it is raining for 7.8 days, with typically 0.59" (15mm) of accumulated precipitation.

What is the rainiest month in Poston?

July is the month with the most rainfall in Poston, Arizona. Rain falls for 7.8 days and accumulates 0.59" (15mm) of precipitation.

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

In July, the average length of the day in Poston, Arizona, is 14.2h.

How many hours of sunshine does Poston have in July?

In July, the average sunshine in Poston, Arizona, is 12h.

When is the highest UV index in Poston?

July is the month with the highest UV index in Poston, Arizona, with an average maximum UV index of 9.

What is the UV index reading in July in Poston?

The average daily maximum UV index in July in Poston is 9. A UV Index reading of 8 to 10 represents a very high health risk from unsafe exposure to the Sun's UV rays.

Average temperature in July
Poston, AZ

Average temperature in July - Poston, AZ
  • Average high temperature in July: 104.2°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 July: 84.4°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 July
Poston, AZ

Average pressure in July - Poston, AZ
  • Average pressure in July: 29.8"

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 July
Poston, AZ

Average wind speed in July - Poston, AZ
  • Average wind speed in July: 7.8mph

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 July
Poston, AZ

Average humidity in July - Poston, AZ
  • Average humidity in July: 24%

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 July
Poston, AZ

Average rainfall in July - Poston, AZ
  • Average rainfall in July: 0.59"

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 July
Poston, AZ

Average rainfall days in July - Poston, AZ
  • Average rainfall days in July: 7.8 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 July /
Average sunshine in July
Poston, AZ

Average daylight in July / Average sunshine in July - Poston, AZ
  • Average daylight in July: 14.2h

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 July: 12h

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 July
Poston, AZ

Average sunshine days in July - Poston, AZ
  • Average sunshine days in July: 20.2 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 July
Poston, AZ

Average UV index in July - Poston, AZ
  • Average UV index in July: 9

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 July
Poston, AZ

Average cloud cover in July - Poston, AZ
  • Average cloud cover in July: 11

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 July
Poston, AZ

Average visibility in July - Poston, 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).

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