September weather forecast
Peridot, AZ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Peridot, Arizona, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 85.8°F (29.9°C).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 91.2°F (32.9°C) in August to a warm 85.8°F (29.9°C). Throughout the month of September, Peridot expects an average low of 66°F (18.9°C).

Heat index

September's mean heat index is estimated at a tropical 86°F (30°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in September is 40%.

Rainfall

In Peridot, Arizona, in September, during 8.7 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Peridot, Arizona, during the entire year, the rain falls for 75.1 days and collects up to 8.82" (224mm) of precipitation.

Snowfall

In Peridot, Arizona, snow does not fall in April through November.

Daylight

The average length of the day in September in Peridot is 12h and 22min.
On the first day of the month, sunrise is at 5:56 am and sunset at 6:46 pm. On the last day of September, in Peridot, sunrise is at 6:15 am and sunset at 6:07 pm MST.

Sunshine

The average sunshine in September is 10h.

UV index

In Peridot, Arizona, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during September leads to these advisories:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How hot is September in Peridot?

In September, in Peridot, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 66°F (18.9°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the average humidity in September in Peridot?

The average relative humidity in September is 40%.

How many days does it rain in September in Peridot?

In Peridot, Arizona, in September, during 8.7 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow in Peridot?

April through November are months without snowfall in Peridot.

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

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

What time are sunrise and sunset in September in Peridot?

In September, on the first day of the month, sunrise is at 5:56 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 6:07 pm MST.

How many hours of sunshine does Peridot have in September?

In September, the average sunshine duration in Peridot is 10h.

What is the UV index intensity in September in Peridot?

In Peridot, Arizona, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Peridot, AZ

Average temperature in September - Peridot, AZ
  • Average high temperature in September: 85.8°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is December (55.2°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is December (36.9°F).

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Average pressure in September
Peridot, AZ

Average pressure in September - Peridot, AZ
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Peridot, AZ

Average wind speed in September - Peridot, AZ
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest months (with the lowest average wind speed) are August and December (5.2mph).

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Average humidity in September
Peridot, AZ

Average humidity in September - Peridot, AZ
  • Average humidity in September: 40%

The month with the highest relative humidity is December (53%).
The month with the lowest relative humidity is June (21%).

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Average rainfall in September
Peridot, AZ

Average rainfall in September - Peridot, AZ
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is August (1.22").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in September
Peridot, AZ

Average rainfall days in September - Peridot, AZ
  • Average rainfall days in September: 8.7 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is June (2.9 days).

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Average snowfall in September
Peridot, AZ

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

The month with the highest snowfall is January (0.08").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Peridot, AZ

Average snowfall days in September - Peridot, AZ
  • Average snowfall days in September: 0.1 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Peridot, 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: 10h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in September
Peridot, AZ

Average sunshine days in September - Peridot, AZ
  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is May (26.8 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in September
Peridot, AZ

Average UV index in September - Peridot, AZ
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Peridot, AZ

Average cloud cover in September - Peridot, 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 7).

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Average visibility in September
Peridot, AZ

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

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