Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September is characterized by a mild reduction in the average high-temperature, from a tropical 89.2°F (31.8°C) in August to a warm 83.8°F (28.8°C). An average low-temperature of 64.6°F (18.1°C) is recorded during the nights in September.Heat index
In September, the average heat index is evaluated at 84.2°F (29°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The average relative humidity in September is 46%.Rainfall
In Willcox, in September, it is raining for 12.8 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 92.5 rainfall days, and 12.36" (314mm) of precipitation is accumulated.Snowfall
In Willcox, snow does not fall in April through November.Daylight
The average length of the day in September is 12h and 21min.On the first day of the month, sunrise is at 5:54 am and sunset at 6:43 pm. On the last day of September, sunrise is at 6:13 am and sunset at 6:04 pm MST.
Sunshine
In Willcox, the average sunshine in September is 10.2h.UV index
In Willcox, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September in Willcox?
How many days does it rain in September?
When it does not snow in Willcox?
How many hours of daylight does Willcox have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Willcox have in September?
How high is the UV index in September?
Average temperature in September
Willcox, AZ
- Average high temperature in September: 83.8°F
The warmest month (with the highest average high temperature) is June (92.1°F).
The month with the lowest average high temperature is December (55.2°F).
- Average low temperature in September: 64.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in September
Willcox, AZ
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Willcox, AZ
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Willcox, AZ
- Average humidity in September: 46%
The month with the highest relative humidity is December (52%).
The month with the lowest relative humidity is June (21%).
Average rainfall in September
Willcox, AZ
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days in September
Willcox, AZ
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (2.6 days).
Average snowfall in September
Willcox, AZ
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Willcox, AZ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.3 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
Willcox, 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 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in September
Willcox, AZ
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is May (27.4 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in September
Willcox, AZ
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in September
Willcox, AZ
- Average cloud cover in September: 15
The months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is May (Cloud cover 8).
Average visibility in September
Willcox, 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).
Willcox, Arizona, USA
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