September weather forecast
Bisbee, AZ

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The landscape surrounding the village of Bisbee in Arizona, with the view of the iconic Mule Mountains
The landscape surrounding the village of Bisbee in Arizona, with the view of the iconic Mule Mountains

Weather in September

September, the first month of the autumn in Bisbee, is still a warm month, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 83.1°F (28.4°C).

Temperature

In September, Bisbee notes an average high-temperature of a moderately hot 83.1°F (28.4°C), hardly different from the preceding month. Throughout September, an average low-temperature of 64°F (17.8°C) is experienced.

Heat index

In September, the heat index is appraised at 84.2°F (29°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

In September, the average relative humidity is 48%.

Rainfall

In Bisbee, in September, during 10.6 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 82 rainfall days, and 11.85" (301mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of September, sunrise is at 5:56 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:05 pm MST.

Sunshine

In Bisbee, the average sunshine in September is 10.1h.

UV index

In Bisbee, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 6 in September, converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Bisbee in September?

The average high-temperature and low-temperature during September are 83.1°F (28.4°C) and 64°F (17.8°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 84.2°F (29°C).

What is the average humidity in September?

In September, the average relative humidity is 48%.

How many days does it rain in September?

In Bisbee, in September, during 10.6 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

In Bisbee, the average day length in September is 12h and 20min.

When are sunrise and sunset in September?

On the first day of September in Bisbee, sunrise is at 5:56 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:05 pm MST.

How long on average sun shines in September?

The average sunshine duration in September is 10.1h.

What is the UV index intensity in September?

The average daily maximum UV index in September in Bisbee, Arizona, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Bisbee, AZ

Average temperature in September - Bisbee, AZ
  • Average high temperature in September: 83.1°F

The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

Average pressure in September
Bisbee, AZ

Average pressure in September - Bisbee, AZ
  • Average pressure in September: 29.91"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Bisbee, AZ

Average wind speed in September - Bisbee, AZ
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Bisbee, AZ

Average humidity in September - Bisbee, AZ
  • Average humidity in September: 48%

The month with the highest relative humidity is December (49%).
The month with the lowest relative humidity is May (22%).

Average rainfall in September
Bisbee, AZ

Average rainfall in September - Bisbee, AZ
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are April and May (0.08").

Average rainfall days in September
Bisbee, AZ

Average rainfall days in September - Bisbee, AZ
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is May (2 days).

Average snowfall in September
Bisbee, AZ

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

The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Bisbee, AZ

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

The month with the highest number of snowfall days is December (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Bisbee, 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: 10h and 1min

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

Average sunshine days in September
Bisbee, AZ

Average sunshine days in September - Bisbee, AZ
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in September
Bisbee, AZ

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in September
Bisbee, AZ

Average cloud cover in September - Bisbee, AZ
  • Average cloud cover in September: 16

The month with the most cloud cover is July (Cloud cover 22).
The month with the least cloud cover is May (Cloud cover 7).

Average visibility in September
Bisbee, AZ

Average visibility in September - Bisbee, 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).

Bisbee, Arizona, USA

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