September weather forecastSherman, KY
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Sherman, Kentucky, with an average temperature fluctuating between 58.5°F (14.7°C) and 78.3°F (25.7°C).Temperature
In Sherman, the average high-temperature in September slightly decreases from a moderately hot 84.6°F (29.2°C) in August to a still warm 78.3°F (25.7°C). Nighttime temperature dips to a mean of 58.5°F (14.7°C) during September.Humidity
The average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Sherman is September, when the rain falls for 13.9 days and typically collects 2.13" (54mm) of precipitation.Snowfall
In Sherman, snow does not fall in May through September.Daylight
In Sherman, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:08 am and sunset at 8:08 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:22 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 5 transforms into these recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sherman, KY
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in September
Sherman, KY
- Average pressure in September: 30.03"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
Sherman, KY
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Sherman, KY
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Sherman, KY
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in September
Sherman, KY
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in September
Sherman, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Sherman, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.3 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
Sherman, 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 30min).
- Average sunshine in September: 8h and 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Sherman, KY
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in September
Sherman, KY
- Average UV index in September: 5
The months with the highest UV index are 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
Sherman, 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
Sherman, KY
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).
