September weather forecast
Flowing Wells, AZ

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Weather in September

The first month of the autumn, September, is also a hot month in Flowing Wells, Arizona, with an average temperature fluctuating between 88.7°F (31.5°C) and 70.9°F (21.6°C).

Temperature

Flowing Wells in September witnesses an average high-temperature of a still hot 88.7°F (31.5°C), indicating a slight variation from August's 93.6°F (34.2°C). In September, the average low-temperature records at a pleasant 70.9°F (21.6°C) during the nights.

Humidity

The average relative humidity in September in Flowing Wells is 39%.

Rainfall

In September, the rain falls for 10.1 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. In Flowing Wells, during the entire year, the rain falls for 73.3 days and collects up to 11.22" (285mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

In September, the average length of the day is 12h and 21min.
On the first day of the month, sunrise is at 5:59 am and sunset at 6:47 pm. On the last day of September, sunrise is at 6:17 am and sunset at 6:09 pm MST.

Sunshine

In Flowing Wells, the average sunshine in September is 9.6h.

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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in September translates into this advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

The high-temperature, in September, in Flowing Wells, records 88.7°F (31.5°C), while the low-temperature is 70.9°F (21.6°C).

What is the average humidity in September?

In Flowing Wells, the average relative humidity in September is 39%.

How much does it rain in September?

In Flowing Wells, in September, it is raining for 10.1 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow?

January, March through December are months without snowfall.

What is the average length of the day in September?

In Flowing Wells, Arizona, the average day length in September is 12h and 21min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 5:59 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 6:09 pm MST.

How many hours of sunshine does Flowing Wells have in September?

The average sunshine duration in September is 9.6h.

What is the UV index reading in September?

The average daily maximum UV index in September in Flowing Wells is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's 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
Flowing Wells, AZ

Average temperature in September - Flowing Wells, AZ
  • Average high temperature in September: 88.7°F

The warmest month (with the highest average high temperature) is June (95.5°F).
The month with the lowest average high temperature is December (60.1°F).

  • Average low temperature in September: 70.9°F

The months with the highest average low temperature are July and August (76.6°F).
The coldest month (with the lowest average low temperature) is December (42.8°F).

Average pressure in September
Flowing Wells, AZ

Average pressure in September - Flowing Wells, AZ
  • Average pressure in September: 29.88"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in September
Flowing Wells, AZ

Average wind speed in September - Flowing Wells, AZ
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is May (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in September
Flowing Wells, AZ

Average humidity in September - Flowing Wells, AZ
  • Average humidity in September: 39%

The month with the highest relative humidity is December (46%).
The month with the lowest relative humidity is June (20%).

Average rainfall in September
Flowing Wells, AZ

Average rainfall in September - Flowing Wells, AZ
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is July (2.68").
The driest months (with the least rainfall) are April and May (0.24").

Average rainfall days in September
Flowing Wells, AZ

Average rainfall days in September - Flowing Wells, AZ
  • Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is May (2.6 days).

Average snowfall in September
Flowing Wells, AZ

Average snowfall in September - Flowing Wells, AZ
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Flowing Wells, AZ

Average snowfall days in September - Flowing Wells, AZ
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Flowing Wells, AZ

Average daylight in September / Average sunshine in September - Flowing Wells, 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 months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in September
Flowing Wells, AZ

Average sunshine days in September - Flowing Wells, AZ
  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is May (28.1 days).
The month with the least sunshine days is July (10 days).

Average UV index in September
Flowing Wells, AZ

Average UV index in September - Flowing Wells, AZ
  • Average UV index in September: 7

The month with the highest UV index is June (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Flowing Wells, AZ

Average cloud cover in September - Flowing Wells, AZ
  • Average cloud cover in September: 14

The months with the most cloud cover are July and December (Cloud cover 21).
The months with the least cloud cover are May and June (Cloud cover 8).

Average visibility in September
Flowing Wells, AZ

Average visibility in September - Flowing Wells, 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).

Flowing Wells, Arizona, USA

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