September weather forecast
Stanwix, AZ

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Weather in September

The first month of the autumn, September, is also a sweltering month in Stanwix, Arizona, with an average temperature fluctuating between 81°F (27.2°C) and 98.2°F (36.8°C).

Temperature

The beginning of September brings a slight decrease in the average high-temperature, transitioning from a torrid 103.6°F (39.8°C) in August to a still very hot 98.2°F (36.8°C). Throughout the month of September, Stanwix witnesses an average low-temperature of 81°F (27.2°C).

Humidity

In Stanwix, Arizona, the average relative humidity in September is 31%.

Rainfall

In September, in Stanwix, the rain falls for 6 days. Throughout September, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 39.5 rainfall days, and 4.06" (103mm) of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of September, sunrise is at 6:08 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 6:18 pm MST.

Sunshine

In September, the average sunshine is 9.7h.

UV index

The average daily maximum UV index in September in Stanwix, Arizona, is 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 7 in September leads to these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

How hot does it get in Stanwix in September?

During September, Stanwix experiences an average high-temperature of 98.2°F (36.8°C) and a low-temperature of 81°F (27.2°C).

What is the average humidity in September in Stanwix?

In Stanwix, Arizona, the average relative humidity in September is 31%.

How much does it rain in Stanwix in September?

In Stanwix, during September, the rain falls for 6 days and regularly aggregates up to 0.51" (13mm) of precipitation.

How many hours of daylight does Stanwix have in September?

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

When is the sunrise / sunset in September in Stanwix?

In September, on the first day of the month, sunrise is at 6:08 am and sunset at 6:57 pm. On the last day of the month, in Stanwix, sunrise is at 6:27 am and sunset at 6:18 pm MST.

How many hours of sunshine does Stanwix have in September?

The average sunshine duration in September in Stanwix is 9.7h.

What is the UV index reading in September in Stanwix?

In Stanwix, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Stanwix, AZ

Average temperature in September - Stanwix, AZ
  • Average high temperature in September: 98.2°F

The warmest month (with the highest average high temperature) is July (103.8°F).
The month with the lowest average high temperature is December (64.8°F).

  • Average low temperature in September: 81°F

The month with the highest average low temperature is August (86.2°F).
The coldest months (with the lowest average low temperature) are January and December (49.6°F).

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Average pressure in September
Stanwix, AZ

Average pressure in September - Stanwix, AZ
  • Average pressure in September: 29.78"Hg

The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.73"Hg).

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Average wind speed in September
Stanwix, AZ

Average wind speed in September - Stanwix, AZ
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is July (8.6mph).
The calmest month (with the lowest average wind speed) is December (5.6mph).

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Average humidity in September
Stanwix, AZ

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

The month with the highest relative humidity is December (40%).
The month with the lowest relative humidity is June (21%).

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Average rainfall in September
Stanwix, AZ

Average rainfall in September - Stanwix, AZ
  • Average rainfall in September: 0.51"

The wettest month (with the highest rainfall) is July (0.75").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days in September
Stanwix, AZ

Average rainfall days in September - Stanwix, AZ
  • Average rainfall days in September: 6 days

The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is May (1 days).

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

Average daylight in September / Average sunshine in September - Stanwix, 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 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

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Average sunshine days in September
Stanwix, AZ

Average sunshine days in September - Stanwix, AZ
  • Average sunshine days in September: 22.3 days

The month with the most sunshine days is May (29.7 days).
The month with the least sunshine days is July (19.3 days).

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Average UV index in September
Stanwix, AZ

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

The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are November and December (UV index 4).

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Average cloud cover in September
Stanwix, AZ

Average cloud cover in September - Stanwix, AZ
  • Average cloud cover in September: 9

The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in September
Stanwix, AZ

Average visibility in September - Stanwix, 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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Stanwix, Arizona, USA

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