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
The arrival of September correlates with a minor temperature reduction, down from August's tropical 89.2°F (31.8°C) to a moderately hot 83.8°F (28.8°C). Throughout September, an average low-temperature of 64.6°F (18.1°C) is expected.Heat index
The heat index value for September is appraised at 84.2°F (29°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.In reference to the heat index, it's for places in shade and with a slight wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
In September, the average relative humidity in Pearce is 46%.Rainfall
In Pearce, during September, the rain falls for 12.8 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 92.5 rainfall days, and 12.36" (314mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In Pearce, the average length of the day in September is 12h and 21min.On the first day of September, sunrise is at 5:55 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:04 pm MST.
Sunshine
In September, the average sunshine is 10.2h.UV index
In Pearce, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Pearce have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Pearce?
How high is the UV index in September?
Average temperature in September
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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
Pearce, 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).
Pearce, Arizona, USA
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