September weather forecastSpeight, KY
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Speight, Kentucky, with an average temperature ranging between min 55.8°F (13.2°C) and max 77.5°F (25.3°C).Temperature
September ushers in a minor alteration in Speight's climate, with the average high-temperature moving from August's 82.9°F (28.3°C) to a still moderately hot 77.5°F (25.3°C). Significant dips from daytime highs mark the September nights, with a consistent average temperature of 55.8°F (13.2°C).Humidity
The average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 16.9 days and accumulates 2.48" (63mm) of precipitation.Snowfall
In Speight, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:15 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
In Speight, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Speight, KY
- Average high temperature in September: 77.5°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in September
Speight, KY
- Average pressure in September: 30.06"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Speight, KY
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in September
Speight, KY
- Average humidity in September: 78%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and November (76%).
Average rainfall in September
Speight, KY
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in September
Speight, KY
- Average rainfall days in September: 16.9 days
The month with the highest number of rainy days is May (22.2 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in September
Speight, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Speight, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Speight, KY
- Average daylight in September: 12h and 24min
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: 8h and 12min
The months with the most sunshine are June and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
Speight, KY
- Average sunshine days in September: 11 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in September
Speight, 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
Speight, KY
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Speight, KY
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





