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's arrival aligns with a minor decrease in average high-temperatures, from August's hot 92.1°F (33.4°C) to a still tropical 86.7°F (30.4°C). An average temperature of 66.9°F (19.4°C) marks the nights in Central in September.Heat index
The heat index for September is evaluated at a tropical 86°F (30°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in September in Central is 41%.Rainfall
In Central, during September, the rain falls for 9 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, in Central, there are 78.6 rainfall days, and 8.39" (213mm) of precipitation is accumulated.Snowfall
In Central, snow does not fall in March through November.Daylight
In Central, the average length of the day in September is 12h and 22min.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, in Central, sunrise is at 6:13 am and sunset at 6:04 pm MST.
Sunshine
In Central, Arizona, the average sunshine in September is 10.4h.UV index
In Central, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 6 in September translates into the following instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
How hot is it in Central in September?
What is the average humidity in September in Central?
How many days does it rain in September in Central?
When it does not snow in Central?
What is the average length of the day in September in Central?
When are sunrise and sunset in September in Central?
How long on average sun shines in September in Central?
What is the UV index reading in September in Central?
Average temperature in September
Central, AZ
- Average high temperature in September: 86.7°F
The warmest month (with the highest average high temperature) is June (94.3°F).
The month with the lowest average high temperature is December (55.9°F).
- Average low temperature in September: 66.9°F
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in September
Central, AZ
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Central, AZ
- Average wind speed in September: 5.6mph
The windiest months (with the highest average wind speed) are April and May (7.3mph).
The calmest months (with the lowest average wind speed) are January and December (5.4mph).
Average humidity in September
Central, AZ
- Average humidity in September: 41%
The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is June (20%).
Average rainfall in September
Central, AZ
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is May (0.12").
Average rainfall days in September
Central, AZ
- Average rainfall days in September: 9 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is May (2.7 days).
Average snowfall in September
Central, AZ
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Central, AZ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Central, AZ
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
Central, AZ
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is May (27.3 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Central, AZ
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Central, AZ
- Average cloud cover in September: 13
The month with the most cloud cover is December (Cloud cover 20).
The months with the least cloud cover are May and June (Cloud cover 8).
Average visibility in September
Central, 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).
Central, Arizona, USA
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