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 marks a gentle change in average high-temperature, declining from August's moderately hot 84.4°F (29.1°C) to a still warm 78.1°F (25.6°C). September nights in Ellisville, Kentucky, are marked by an average low-temperature of 58.6°F (14.8°C).Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 75%.Rainfall
September is the month with the least rainfall in Ellisville. Rain falls for 13.3 days and accumulates 2.01" (51mm) of precipitation.Snowfall
May through September are months without snowfall in Ellisville.Daylight
The average length of the day in September in Ellisville is 12h and 25min.On the first day of September in Ellisville, sunrise is at 7:06 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine in Ellisville, Kentucky, is 8.3h.UV index
In Ellisville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Adopt protective measures - It is advised to guard against sun damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are September temperatures in Ellisville?
What is the least humid month in Ellisville?
What is the average humidity in September in Ellisville?
What is the driest month in Ellisville?
How many days does it rain in September in Ellisville?
When it does not snow in Ellisville?
Does it snow in Ellisville in September?
What is the average length of the day in September in Ellisville?
What time are sunrise and sunset in September in Ellisville?
How many hours of sunshine does Ellisville have in September?
How high is the UV index in September in Ellisville?
Average temperature in September
Ellisville, KY
- Average high temperature in September: 78.1°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in September: 58.6°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in September
Ellisville, KY
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Ellisville, KY
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in September
Ellisville, KY
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August and September (75%).
Average rainfall in September
Ellisville, KY
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in September
Ellisville, KY
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in September
Ellisville, KY
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Ellisville, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ellisville, KY
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Ellisville, KY
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is February (10 days).
Average UV index in September
Ellisville, KY
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Ellisville, KY
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Ellisville, KY
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).
Ellisville, Kentucky, USA
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