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
Grangertown's September reports an average high-temperature of a still moderately hot 80.1°F (26.7°C), exhibiting a minor difference from August. In the month of September, Grangertown experiences an average low-temperature of 60.8°F (16°C).Humidity
In Grangertown, Kentucky, the average relative humidity in September is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 9.8 days and accumulates 0.91" (23mm) of precipitation.Snowfall
In Grangertown, snow does not fall in May through October.Daylight
In Grangertown, the average length of the day in September is 12h and 25min.On the first day of September in Grangertown, sunrise is at 6:22 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:36 pm CDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
In Grangertown, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Grangertown have in September?
How high is the UV index in September?
Average temperature in September
Grangertown, KY
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in September: 60.8°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 (27.5°F).
Average pressure in September
Grangertown, 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 (29.95"Hg).
Average wind speed in September
Grangertown, KY
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in September
Grangertown, KY
- Average humidity in September: 73%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Grangertown, KY
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is April (2.2").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in September
Grangertown, KY
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in September
Grangertown, KY
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Grangertown, 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
Grangertown, 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: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Grangertown, KY
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in September
Grangertown, 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
Grangertown, KY
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Grangertown, 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).
Grangertown, Kentucky, USA
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