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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from 84.2°F (29°C) in August to a still moderately hot 78.1°F (25.6°C). In Keene, September is marked by an average low-temperature of 59.2°F (15.1°C).Humidity
The average relative humidity in September is 76%.Rainfall
The months with the least rainfall in Keene are September and October Rain falls for 12.6 days and accumulates 2.05" (52mm) of rain.Snowfall
In Keene, snow does not fall in May through October.Daylight
In Keene, Kentucky, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 7:09 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:22 pm EDT.
Sunshine
In Keene, the average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index in Keene is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability 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 - Suggestions to resist sunburn are offered. The Sun's radiation is especially intense around midday; try to stay in shade during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the average September temperature in Keene?
What is the average humidity in September in Keene?
What is the driest month in Keene?
How many days does it rain in September in Keene?
When it does not snow in Keene?
What is the average length of the day in September in Keene?
When is the sunrise / sunset in September in Keene?
How long on average sun shines in September in Keene?
How high is the UV index in September in Keene?
Average temperature in September
Keene, KY
- Average high temperature in September: 78.1°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Keene, 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 (29.96"Hg).
Average wind speed in September
Keene, KY
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Keene, KY
- Average humidity in September: 76%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Keene, KY
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is May (3.23").
The driest months (with the least rainfall) are September and October (2.05").
Average rainfall days in September
Keene, KY
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in September
Keene, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Keene, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.4 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
Keene, KY
- Average daylight in September: 12h and 2min
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 1min
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 0min).
Average sunshine days in September
Keene, KY
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in September
Keene, 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, November and December (UV index 2).
Average cloud cover in September
Keene, KY
- Average cloud cover in September: 34
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Keene, KY
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, May and July (5mi).
Keene, Kentucky, USA
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