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
In September, the average high-temperature marginally drops from a hot 86.7°F (30.4°C) in August to a warm 81.3°F (27.4°C). The average low-temperature, in Cornville, is 58.3°F (14.6°C).Heat index
In September, the average heat index is estimated at 80.6°F (27°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like metabolic differences, pregnancy, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In Cornville, the average relative humidity in September is 40%.Rainfall
In Cornville, during 6.9 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 75.4 rainfall days, and 9.72" (247mm) of precipitation is accumulated.Snowfall
January through April, September, November and December are months with snowfall in Cornville. September is the first month it typically snows in Cornville. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Cornville, Arizona, during the entire year, snow falls for 5.7 days and aggregates up to 5.47" (139mm) of snow.Daylight
In September, the average length of the day in Cornville, Arizona, is 12h and 23min.On the first day of the month, sunrise is at 6:00 am and sunset at 6:54 pm. On the last day of September, in Cornville, sunrise is at 6:21 am and sunset at 6:13 pm MST.
Sunshine
The average sunshine in September in Cornville is 9.7h.UV index
In Cornville, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the temperature in September in Cornville?
What is the average humidity in September in Cornville?
How many days does it rain in September in Cornville?
When does it start snowing in Cornville?
What is the average length of the day in September in Cornville?
What time are sunrise and sunset in September in Cornville?
How long on average sun shines in September in Cornville?
What is the UV index intensity in September in Cornville?
Average temperature in September
Cornville, AZ
- Average high temperature in September: 81.3°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (49.5°F).
- Average low temperature in September: 58.3°F
The months with the highest average low temperature are July and August (63.9°F).
The coldest month (with the lowest average low temperature) is December (30.9°F).
Average pressure in September
Cornville, AZ
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Cornville, AZ
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Cornville, AZ
- Average humidity in September: 40%
The months with the highest relative humidity are January and December (58%).
The month with the lowest relative humidity is June (23%).
Average rainfall in September
Cornville, AZ
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is December (1.26").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in September
Cornville, AZ
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is July (11.2 days).
The month with the least rainy days is June (1 days).
Average snowfall in September
Cornville, AZ
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in September
Cornville, AZ
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (1.9 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Cornville, AZ
- Average daylight in September: 12h and 23min
The month with the longest days is June (Average daylight: 14h and 27min).
The month with the shortest days is December (Average daylight: 9h and 52min).
- Average sunshine in September: 9h and 42min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in September
Cornville, AZ
- Average sunshine days in September: 20.2 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is August (15.2 days).
Average UV index in September
Cornville, AZ
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in September
Cornville, AZ
- Average cloud cover in September: 10
The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in September
Cornville, 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).
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