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 brings a slight decrease in temperature, down from 85.3°F (29.6°C) in August to a still warm 79.5°F (26.4°C). September generally records an average low-temperature of 60.4°F (15.8°C).Humidity
In Horse Cave, the average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall in Horse Cave. Rain falls for 13.6 days and accumulates 2.05" (52mm) of precipitation.Snowfall
In Horse Cave, snow does not fall in May through October.Daylight
In September, the average length of the day in Horse Cave, Kentucky, is 12h and 25min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:11 pm. On the last day of September, in Horse Cave, Kentucky, sunrise is at 6:38 am and sunset at 6:27 pm CDT.
Sunshine
In Horse Cave, the average sunshine in September is 8.4h.UV index
In Horse Cave, Kentucky, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What are the temperatures in Horse Cave in September?
What is the average humidity in September in Horse Cave?
What is the driest month in Horse Cave?
How much does it rain in Horse Cave in September?
When it does not snow in Horse Cave?
What is the average length of the day in September in Horse Cave?
What time are sunrise and sunset in September in Horse Cave?
How many hours of sunshine does Horse Cave have in September?
What is the UV index intensity in September in Horse Cave?
Average temperature in September
Horse Cave, KY
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (41.4°F).
- Average low temperature in September: 60.4°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Horse Cave, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Horse Cave, KY
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Horse Cave, KY
- Average humidity in September: 76%
The months with the highest relative humidity are February, March, May and December (79%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Horse Cave, KY
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Horse Cave, KY
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in September
Horse Cave, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Horse Cave, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.4 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
Horse Cave, 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 August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).
Average sunshine days in September
Horse Cave, KY
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Horse Cave, 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
Horse Cave, KY
- Average cloud cover in September: 32
The months with the most cloud cover are January and February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Horse Cave, KY
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Horse Cave, Kentucky, USA
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