September weather forecast
Piedra, AZ

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Weather in September

The first month of the autumn, September, is also a sweltering month in Piedra, Arizona, with an average temperature fluctuating between 79.5°F (26.4°C) and 96.3°F (35.7°C).

Temperature

Piedra observes an average high-temperature of a still fiery hot 96.3°F (35.7°C) in September, barely different from 101.5°F (38.6°C) in August. During the month of September, the temperature in Piedra, Arizona, generally drops to a low average of 79.5°F (26.4°C).

Humidity

The average relative humidity in September in Piedra is 31%.

Rainfall

In Piedra, in September, it is raining for 8.2 days, with typically 0.83" (21mm) of accumulated precipitation. In Piedra, during the entire year, the rain falls for 58 days and collects up to 6.69" (170mm) of precipitation.

Daylight

The average length of the day in September in Piedra is 12h and 22min.
On the first day of the month, sunrise is at 6:07 am and sunset at 6:56 pm. On the last day of September, in Piedra, sunrise is at 6:25 am and sunset at 6:17 pm MST.

Sunshine

In Piedra, the average sunshine in September is 9.7h.

UV index

In Piedra, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

How hot is it in Piedra in September?

In September, in Piedra, the average high-temperature is 96.3°F (35.7°C), and the average low-temperature is 79.5°F (26.4°C).

What is the average humidity in September in Piedra?

The average relative humidity in September in Piedra is 31%.

How much does it rain in Piedra in September?

In Piedra, Arizona, in September, it is raining for 8.2 days, with typically 0.83" (21mm) of accumulated precipitation.

What is the average length of the day in September in Piedra?

In September, the average day length in Piedra, Arizona, is 12h and 22min.

When are sunrise and sunset in September in Piedra?

On the first day of September in Piedra, sunrise is at 6:07 am and sunset at 6:56 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 6:17 pm MST.

How many hours of sunshine does Piedra have in September?

In September, the average sunshine duration is 9.7h.

What is the UV index intensity in September in Piedra?

In September, the average daily maximum UV index in Piedra, Arizona, is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Piedra, AZ

Average temperature in September - Piedra, AZ
  • Average high temperature in September: 96.3°F

The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in September: 79.5°F

The month with the highest average low temperature is August (85.3°F).
The coldest month (with the lowest average low temperature) is December (47.7°F).

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Average pressure in September
Piedra, AZ

Average pressure in September - Piedra, AZ
  • Average pressure in September: 29.81"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

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Average wind speed in September
Piedra, AZ

Average wind speed in September - Piedra, AZ
  • Average wind speed in September: 6.6mph

The windiest months (with the highest average wind speed) are May and June (8.3mph).
The calmest months (with the lowest average wind speed) are January and December (5.3mph).

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Average humidity in September
Piedra, AZ

Average humidity in September - Piedra, AZ
  • Average humidity in September: 31%

The month with the highest relative humidity is December (42%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in September
Piedra, AZ

Average rainfall in September - Piedra, AZ
  • Average rainfall in September: 0.83"

The wettest month (with the highest rainfall) is July (1.5").
The driest months (with the least rainfall) are April, May and June (0.08").

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Average rainfall days in September
Piedra, AZ

Average rainfall days in September - Piedra, AZ
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is May (1.3 days).

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Average daylight in September /
Average sunshine in September
Piedra, AZ

Average daylight in September / Average sunshine in September - Piedra, AZ
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in September
Piedra, AZ

Average sunshine days in September - Piedra, AZ
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is May (29.2 days).
The month with the least sunshine days is July (13.4 days).

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Average UV index in September
Piedra, AZ

Average UV index in September - Piedra, AZ
  • Average UV index in September: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in September
Piedra, AZ

Average cloud cover in September - Piedra, AZ
  • Average cloud cover in September: 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 September
Piedra, AZ

Average visibility in September - Piedra, AZ
  • Average visibility in September: 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).

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Piedra, Arizona, USA

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