September weather forecastCallaway, KY
September
Weather in September
September, the first month of the autumn in Callaway, is also a moderately hot month, with an average temperature ranging between min 56.7°F (13.7°C) and max 78.4°F (25.8°C).Temperature
Callaway's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 84.7°F (29.3°C) in August to a still moderately hot 78.4°F (25.8°C). Callaway registers a significant drop in temperature in September, with average nighttime lows of 56.7°F (13.7°C).Humidity
April, June through September and November, with an average relative humidity of 77%, are the least humid months.Rainfall
The month with the least rainfall is September, when the rain falls for 14 days and typically collects 2.2" (56mm) of precipitation.Snowfall
In Callaway, snow does not fall in May through September.Daylight
In Callaway, the average length of the day in September is 12h and 24min.On the first day of September in Callaway, sunrise is at 7:05 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Callaway, KY
- Average high temperature in September: 78.4°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Callaway, KY
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Callaway, KY
- Average wind speed in September: 4mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in September
Callaway, KY
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are April, June, July, August, September and November (77%).
Average rainfall in September
Callaway, KY
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is February (4.69").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in September
Callaway, KY
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in September
Callaway, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Callaway, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.5 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
Callaway, KY
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
Callaway, KY
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is February (9 days).
Average UV index in September
Callaway, 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
Callaway, KY
- Average cloud cover in September: 34
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Callaway, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, June and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September, October and December (5mi).





