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
The advent of September brings a slight shift in average high-temperature, moving from 84.7°F (29.3°C) in August to a still warm 77.7°F (25.4°C). Nighttime temperature in Clarks Gap experiences an average drop to a mild 58.5°F (14.7°C) in September.Humidity
In Clarks Gap, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 1.97" (50mm) of precipitation.Snowfall
May through October are months without snowfall in Clarks Gap.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:40 pm. On the last day of September, in Clarks Gap, sunrise is at 7:06 am and sunset at 6:54 pm EDT.
Sunshine
The average sunshine in September in Clarks Gap is 8.8h.UV index
In Clarks Gap, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the average September temperature in Clarks Gap?
What is the average humidity in September in Clarks Gap?
What is the driest month in Clarks Gap?
How much does it rain in Clarks Gap in September?
When it does not snow in Clarks Gap?
What is the average length of the day in September in Clarks Gap?
When is the sunrise / sunset in September in Clarks Gap?
How many hours of sunshine does Clarks Gap have in September?
What is the UV index intensity in September in Clarks Gap?
Average temperature in September
Clarks Gap, VA
- Average high temperature in September: 77.7°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 (38.8°F).
- Average low temperature in September: 58.5°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 (25.2°F).
Average pressure in September
Clarks Gap, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Clarks Gap, VA
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Clarks Gap, VA
- Average humidity in September: 76%
The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in September
Clarks Gap, VA
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
Clarks Gap, VA
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in September
Clarks Gap, VA
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Clarks Gap, VA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Clarks Gap, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Clarks Gap, VA
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in September
Clarks Gap, VA
- 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
Clarks Gap, VA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Clarks Gap, VA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, June, July, August, September, November and December (6mi).
The months with the lowest visibility are January, May and October (5mi).
Clarks Gap, Virginia, USA
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