September weather forecast
Sponseller, AZ

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Weather in September

The first month of the autumn, September, is still a warm month in Sponseller, Arizona, with an average temperature fluctuating between 54.5°F (12.5°C) and 76.6°F (24.8°C).

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 82°F (27.8°C) in August to a still moderately hot 76.6°F (24.8°C). September nights showcase a dramatic shift from daytime highs to an average temperature of 54.5°F (12.5°C).

Humidity

In Sponseller, the average relative humidity in September is 47%.

Rainfall

In Sponseller, in September, during 8.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Sponseller, during the entire year, the rain falls for 71.1 days and collects up to 9.96" (253mm) of precipitation.

Snowfall

In Sponseller, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September in Sponseller, sunrise is at 5:53 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:04 pm MST.

Sunshine

In September, the average sunshine is 10.3h.

UV index

In September, the average daily maximum UV index in Sponseller is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What is the temperature in September in Sponseller?

Sponseller in September has an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 54.5°F (12.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in August is calculated to be 82.4°F (28°C).

What is the average humidity in September in Sponseller?

In Sponseller, Arizona, the average relative humidity in September is 47%.

How much does it rain in Sponseller in September?

In Sponseller, during September, the rain falls for 8.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow in Sponseller?

In Sponseller, Arizona, snow does not fall in June through September.

Does it snow in Sponseller in September?

In Sponseller, in September, it doesn't snow. In October, it regularly snows.

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

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

When is the sunrise / sunset in September in Sponseller?

In September, on the first day of the month, sunrise is at 5:53 am and sunset at 6:45 pm. On the last day of the month, in Sponseller, Arizona, sunrise is at 6:13 am and sunset at 6:04 pm MST.

How long on average sun shines in September in Sponseller?

The average sunshine duration in September in Sponseller is 10.3h.

What is the UV index intensity in September in Sponseller?

In Sponseller, Arizona, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sponseller, AZ

Average temperature in September - Sponseller, AZ
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is June (83.3°F).
The months with the lowest average high temperature are January and December (45.7°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (61°F).
The coldest months (with the lowest average low temperature) are January and December (27°F).

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Average pressure in September
Sponseller, AZ

Average pressure in September - Sponseller, AZ
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Sponseller, AZ

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

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in September
Sponseller, AZ

Average humidity in September - Sponseller, AZ
  • Average humidity in September: 47%

The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is June (26%).

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Average rainfall in September
Sponseller, AZ

Average rainfall in September - Sponseller, AZ
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is June (0.16").

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Average rainfall days in September
Sponseller, AZ

Average rainfall days in September - Sponseller, AZ
  • Average rainfall days in September: 8.8 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is June (2.8 days).

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Average snowfall in September
Sponseller, AZ

Average snowfall in September - Sponseller, AZ
  • Average snowfall in September: 0"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Sponseller, AZ

Average snowfall days in September - Sponseller, AZ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 10h and 2min

The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in September
Sponseller, AZ

Average sunshine days in September - Sponseller, AZ
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is October (26 days).
The month with the least sunshine days is July (9.7 days).

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Average UV index in September
Sponseller, AZ

Average UV index in September - Sponseller, AZ
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Sponseller, AZ

Average cloud cover in September - Sponseller, AZ
  • Average cloud cover in September: 13

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 8).

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Average visibility in September
Sponseller, AZ

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

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