September weather forecast
Ali Ak Chin, AZ

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Weather in September

The first month of the autumn, September, is still a hot month in Ali Ak Chin, Arizona, with temperature in the range of an average high of 91.2°F (32.9°C) and an average low of 73.6°F (23.1°C).

Temperature

Ali Ak Chin records an average high-temperature of a hot 91.2°F (32.9°C) as September arrives, nearly mirroring the previous month's climate. The low-temperature in Ali Ak Chin averages to a moderately hot 73.6°F (23.1°C) during the nights of September.

Humidity

In September, the average relative humidity is 39%.

Rainfall

In Ali Ak Chin, in September, it is raining for 7.4 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 52.9 rainfall days, and 6.46" (164mm) of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 21min.
On the first day of September, sunrise is at 6:06 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:15 pm MST.

Sunshine

The average sunshine in September in Ali Ak Chin is 9.7h.

UV index

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in September translates into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

How hot is it in Ali Ak Chin in September?

The high-temperature during September is 91.2°F (32.9°C) and the low-temperature is 73.6°F (23.1°C).

What is the average humidity in September in Ali Ak Chin?

The average relative humidity in September in Ali Ak Chin, Arizona, is 39%.

How many days does it rain in September in Ali Ak Chin?

In Ali Ak Chin, in September, during 7.4 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

What is the average length of the day in September in Ali Ak Chin?

The average day length in September in Ali Ak Chin is 12h and 21min.

What time are sunrise and sunset in September in Ali Ak Chin?

On the first day of September in Ali Ak Chin, Arizona, sunrise is at 6:06 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:15 pm MST.

How many hours of sunshine does Ali Ak Chin have in September?

In September, the average sunshine duration in Ali Ak Chin, Arizona, is 9.7h.

How high is the UV index in September in Ali Ak Chin?

In Ali Ak Chin, Arizona, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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
Ali Ak Chin, AZ

Average temperature in September - Ali Ak Chin, AZ
  • Average high temperature in September: 91.2°F

The warmest month (with the highest average high temperature) is June (97.3°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in September: 73.6°F

The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in September
Ali Ak Chin, AZ

Average pressure in September - Ali Ak Chin, AZ
  • Average pressure in September: 29.83"Hg

The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).

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Average wind speed in September
Ali Ak Chin, AZ

Average wind speed in September - Ali Ak Chin, AZ
  • Average wind speed in September: 6.7mph

The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in September
Ali Ak Chin, AZ

Average humidity in September - Ali Ak Chin, AZ
  • Average humidity in September: 39%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (20%).

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Average rainfall in September
Ali Ak Chin, AZ

Average rainfall in September - Ali Ak Chin, AZ
  • Average rainfall in September: 0.83"

The wettest month (with the highest rainfall) is August (1.38").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days in September
Ali Ak Chin, AZ

Average rainfall days in September - Ali Ak Chin, AZ
  • Average rainfall days in September: 7.4 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is May (1 days).

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Average daylight in September /
Average sunshine in September
Ali Ak Chin, AZ

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • 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: 6h and 54min).

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Average sunshine days in September
Ali Ak Chin, AZ

Average sunshine days in September - Ali Ak Chin, AZ
  • Average sunshine days in September: 21.4 days

The month with the most sunshine days is May (29.8 days).
The month with the least sunshine days is August (17.2 days).

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Average UV index in September
Ali Ak Chin, AZ

Average UV index in September - Ali Ak Chin, AZ
  • Average UV index in September: 7

The months with the highest UV index are 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
Ali Ak Chin, AZ

Average cloud cover in September - Ali Ak Chin, AZ
  • Average cloud cover in September: 13

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in September
Ali Ak Chin, AZ

Average visibility in September - Ali Ak Chin, 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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Ali Ak Chin, Arizona, USA

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