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
September reports an average high-temperature of a still moderately hot 80.4°F (26.9°C), slightly varied from August's 85.3°F (29.6°C). September nights experience a consistent temperature drop to an enjoyable 61.3°F (16.3°C).Humidity
The average relative humidity in September in Joy is 73%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.7 days and typically collects 1.3" (33mm) of precipitation.Snowfall
May through October are months without snowfall in Joy.Daylight
In Joy, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:48 am and sunset at 6:37 pm CDT.
Sunshine
The average sunshine in September in Joy is 9.2h.UV index
The average daily maximum UV index in September in Joy is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What are September temperatures in Joy?
What is the average humidity in September in Joy?
What is the driest month in Joy?
How much does it rain in Joy in September?
When it does not snow in Joy?
How many hours of daylight does Joy have in September?
When are sunrise and sunset in September in Joy?
How long on average sun shines in September in Joy?
What is the UV index reading in September in Joy?
Average temperature in September
Joy, KY
- Average high temperature in September: 80.4°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in September: 61.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in September
Joy, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Joy, KY
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
Joy, KY
- Average humidity in September: 73%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Joy, KY
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in September
Joy, KY
- Average rainfall days in September: 11.7 days
The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in September
Joy, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Joy, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.5 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
Joy, KY
- Average daylight in September: 12h and 2min
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: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in September
Joy, KY
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in September
Joy, 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
Joy, KY
- Average cloud cover in September: 28
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).
Average visibility in September
Joy, KY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Joy, Kentucky, USA
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