September weather forecastYatesville, KY
September
Weather in September
September, the first month of the autumn in Yatesville, is still a warm month, with an average temperature varying between 79.3°F (26.3°C) and 57.7°F (14.3°C).Temperature
The transition to September results in a modest reduction in average high-temperature, moving from 85.6°F (29.8°C) in August to a still moderately hot 79.3°F (26.3°C). Yatesville documents a substantial shift from daytime warmth, recording an average nighttime temperature of 57.7°F (14.3°C) in September.Humidity
The average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.4 days and typically collects 1.93" (49mm) of precipitation.Snowfall
In Yatesville, snow does not fall in May through September.Daylight
In Yatesville, Kentucky, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:14 pm EDT.
Sunshine
In September, the average sunshine in Yatesville is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Exercise prevention - Warding off sunburn is urged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Yatesville, KY
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in September: 57.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Yatesville, KY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Yatesville, KY
- Average wind speed in September: 4.5mph
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
Yatesville, KY
- Average humidity in September: 75%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Yatesville, KY
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Yatesville, KY
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in September
Yatesville, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Yatesville, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yatesville, KY
- Average daylight in September: 12h and 24min
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 36min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Yatesville, KY
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in September
Yatesville, 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 and December (UV index 2).
Average cloud cover in September
Yatesville, KY
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Yatesville, 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).
