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
The transition into September subtly indicates a reduction in the average high-temperature, down to a still moderately hot 77.2°F (25.1°C) from August's 82.9°F (28.3°C). The average low-temperature, in September, is a mild 58.1°F (14.5°C).Humidity
August through November, with an average relative humidity of 76%, are the least humid months.Rainfall
The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 1.42" (36mm) of precipitation.Snowfall
In Gertrude, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 7:05 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
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 4 in September leads to these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What are the least humid months?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Gertrude, KY
- Average high temperature in September: 77.2°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.3°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in September
Gertrude, 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 (29.95"Hg).
Average wind speed in September
Gertrude, KY
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Gertrude, KY
- Average humidity in September: 76%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August, September, October and November (76%).
Average rainfall in September
Gertrude, KY
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in September
Gertrude, KY
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (9 days).
Average snowfall in September
Gertrude, KY
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Gertrude, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.7 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
Gertrude, 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Gertrude, KY
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Gertrude, 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
Gertrude, 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
Gertrude, KY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
Gertrude, Kentucky, USA
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