September weather forecast
Desert Wells, AZ

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Weather in September

The first month of the autumn, September, is also a fiery hot month in Desert Wells, Arizona, with an average temperature fluctuating between 79.3°F (26.3°C) and 96.1°F (35.6°C).

Temperature

The arrival of September signals a subtle shift in temperature, down from a sweltering 102.6°F (39.2°C) in August to a still torrid 96.1°F (35.6°C). Desert Wells's nighttime temperature in September drops to an average of 79.3°F (26.3°C).

Humidity

In September, the average relative humidity is 27%.

Rainfall

In Desert Wells, in September, during 6.5 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 47.8 rainfall days, and 5.24" (133mm) of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:09 am and sunset at 7:00 pm. On the last day of September, sunrise is at 6:29 am and sunset at 6:20 pm MST.

Sunshine

The average sunshine in September is 9.8h.

UV index

The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: During September, 7 as the daily maximum UV index converts into the following advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

How hot does it get in September?

The average high-temperature, in September, in Desert Wells, is 96.1°F (35.6°C), while the average low-temperature is 79.3°F (26.3°C).

What is the average humidity in September?

The average relative humidity in September is 27%.

How much does it rain in September?

In Desert Wells, during September, the rain falls for 6.5 days and regularly aggregates up to 0.71" (18mm) of precipitation.

What is the average length of the day in September?

In Desert Wells, the average day length in September is 12h and 22min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:09 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 6:20 pm MST.

How long on average sun shines in September?

In September, the average sunshine duration is 9.8h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from 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
Desert Wells, AZ

Average temperature in September - Desert Wells, AZ
  • Average high temperature in September: 96.1°F

The warmest month (with the highest average high temperature) is July (103.1°F).
The month with the lowest average high temperature is December (61°F).

  • Average low temperature in September: 79.3°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).

Average pressure in September
Desert Wells, AZ

Average pressure in September - Desert Wells, AZ
  • Average pressure in September: 29.79"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).

Average wind speed in September
Desert Wells, AZ

Average wind speed in September - Desert Wells, AZ
  • Average wind speed in September: 6.7mph

The windiest months (with the highest average wind speed) are April and May (8.8mph).
The calmest months (with the lowest average wind speed) are January, November and December (6mph).

Average humidity in September
Desert Wells, AZ

Average humidity in September - Desert Wells, AZ
  • Average humidity in September: 27%

The months with the highest relative humidity are January and December (40%).
The month with the lowest relative humidity is June (17%).

Average rainfall in September
Desert Wells, AZ

Average rainfall in September - Desert Wells, AZ
  • Average rainfall in September: 0.71"

The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0.08").

Average rainfall days in September
Desert Wells, AZ

Average rainfall days in September - Desert Wells, AZ
  • Average rainfall days in September: 6.5 days

The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is May (1.4 days).

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

Average daylight in September / Average sunshine in September - Desert Wells, 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: 10h and 0min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in September
Desert Wells, AZ

Average sunshine days in September - Desert Wells, AZ
  • Average sunshine days in September: 21.6 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is August (19.5 days).

Average UV index in September
Desert Wells, AZ

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

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Desert Wells, AZ

Average cloud cover in September - Desert Wells, AZ
  • Average cloud cover in September: 8

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

Average visibility in September
Desert Wells, AZ

Average visibility in September - Desert 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).

Desert Wells, Arizona, USA

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