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 Cannon, entering September brings a subtle temperature decrement, reducing from August's 84.7°F (29.3°C) to a still moderately hot 78.8°F (26°C). Cannon records an average temperature drop to a refreshing 57.4°F (14.1°C) in September.Humidity
In September, the average relative humidity in Cannon is 77%.Rainfall
The month with the least rainfall in Cannon is September, when the rain falls for 14.1 days and typically collects 2.2" (56mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 24min.On the first day of September, sunrise is at 7:06 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:19 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Cannon is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Cannon?
What is the average humidity in September in Cannon?
What is the driest month in Cannon?
How many days does it rain in September in Cannon?
When it does not snow in Cannon?
Does it snow in Cannon in September?
How many hours of daylight does Cannon have in September?
When are sunrise and sunset in September in Cannon?
How long on average sun shines in September in Cannon?
How high is the UV index in September in Cannon?
Average temperature in September
Cannon, KY
- Average high temperature in September: 78.8°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (41.4°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Cannon, KY
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Cannon, KY
- Average wind speed in September: 4.2mph
The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Cannon, KY
- Average humidity in September: 77%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and November (76%).
Average rainfall in September
Cannon, KY
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is February (4.53").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in September
Cannon, KY
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in September
Cannon, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Cannon, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cannon, KY
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Cannon, KY
- Average sunshine days in September: 14.1 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Cannon, KY
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Cannon, KY
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Cannon, KY
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Cannon, Kentucky, USA
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