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 a moderately hot 85.8°F (29.9°C) in August to a still warm 80.4°F (26.9°C). Crofton's nights in September experience an average temperature drop to a refreshing 61.3°F (16.3°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In Crofton, Kentucky, in September, it is raining for 12.7 days, with typically 1.54" (39mm) of accumulated precipitation. In Crofton, during the entire year, the rain falls for 155.9 days and collects up to 26.38" (670mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:21 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:34 pm CDT.
Sunshine
In Crofton, the average sunshine in September is 8.8h.UV index
In Crofton, the average daily maximum UV index in September is 5. 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: In September, the UV index of 5 transforms into the following advice:
Be vigilant - Preventing sunburn is recommended. It's recommended to limit sun exposure when its radiation is at its peak during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Crofton have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Crofton have in September?
What is the UV index intensity in September?
Average temperature in September
Crofton, KY
- Average high temperature in September: 80.4°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in September: 61.3°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Crofton, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Crofton, KY
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are February and April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in September
Crofton, KY
- Average humidity in September: 74%
The months with the highest relative humidity are March, May and December (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Crofton, KY
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is January (1.5").
Average rainfall days in September
Crofton, KY
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Crofton, KY
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.14").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Crofton, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.4 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
Crofton, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Crofton, KY
- Average sunshine days in September: 15 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Crofton, 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
Crofton, KY
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Crofton, KY
- 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).
Crofton, Kentucky, USA
Weather forecast for your location
2. Allow the app to use your location