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 decreases from 85.8°F (29.9°C) in August to a still moderately hot 79.3°F (26.3°C). A dramatic downturn marks the September nights in Collista, with lows averaging at a refreshing 57.4°F (14.1°C).Humidity
In September, the average relative humidity is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 13 days and typically collects 1.77" (45mm) of precipitation.Snowfall
In Collista, snow does not fall in May through September.Daylight
In Collista, the average length of the day in September is 12h and 25min.On the first day of September in Collista, sunrise is at 7:01 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:15 pm EDT.
Sunshine
In Collista, the average sunshine in September is 8.3h.UV index
In Collista, Kentucky, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the average September temperature in Collista?
What is the average humidity in September in Collista?
What is the driest month in Collista?
How much does it rain in Collista in September?
When it does not snow in Collista?
Does it snow in Collista in September?
How many hours of daylight does Collista have in September?
When is the sunrise / sunset in September in Collista?
How long on average sun shines in September in Collista?
What is the UV index reading in September in Collista?
Average temperature in September
Collista, KY
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in September
Collista, KY
- Average pressure in September: 30.05"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
Collista, KY
- Average wind speed in September: 4.4mph
The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Collista, KY
- Average humidity in September: 76%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Collista, KY
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is February (3.27").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Collista, KY
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in September
Collista, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Collista, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Collista, 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 36min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Collista, KY
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in September
Collista, 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
Collista, KY
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Collista, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).
Collista, Kentucky, USA
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