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 commences with an average high-temperature of a moderately hot 82.9°F (28.3°C), showing little deviation from August's 88.2°F (31.2°C). In the month of September, the average temperature dips to a refreshing 61.5°F (16.4°C) during the night.Heat index
For September, the heat index is estimated at a tropical 89.6°F (32°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.Heat index values are typically calculated for conditions of shade and a light breeze. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
In Clarkesville, Georgia, the average relative humidity in September is 74%.Rainfall
The month with the least rainfall in Clarkesville, Georgia, is September, when the rain falls for 10.9 days and typically collects 1.93" (49mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Clarkesville, the average length of the day in September is 12h and 23min.On the first day of September in Clarkesville, sunrise is at 7:07 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:19 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September in Clarkesville is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 5 during September leads to these advisories:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
How hot is September in Clarkesville?
What is the average humidity in September in Clarkesville?
What is the driest month in Clarkesville?
How much does it rain in Clarkesville in September?
When it does not snow in Clarkesville?
What is the average length of the day in September in Clarkesville?
When is the sunrise / sunset in September in Clarkesville?
How long on average sun shines in September in Clarkesville?
What is the UV index reading in September in Clarkesville?
Average temperature in September
Clarkesville, GA
- Average high temperature in September: 82.9°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).
Average pressure in September
Clarkesville, GA
- 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 (29.99"Hg).
Average wind speed in September
Clarkesville, GA
- Average wind speed in September: 4.5mph
The windiest months (with the highest average wind speed) are January and February (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Clarkesville, GA
- Average humidity in September: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in September
Clarkesville, GA
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is December (4.33").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Clarkesville, GA
- Average rainfall days in September: 10.9 days
The months with the highest number of rainy days are May and July (15.1 days).
The month with the least rainy days is October (8.8 days).
Average snowfall in September
Clarkesville, GA
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.27").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Clarkesville, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Clarkesville, GA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in September
Clarkesville, GA
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is February (12.7 days).
Average UV index in September
Clarkesville, GA
- 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 and December (UV index 2).
Average cloud cover in September
Clarkesville, GA
- Average cloud cover in September: 32
The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in September
Clarkesville, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, June, July, August, September, October and November (6mi).
The months with the lowest visibility are April, May and December (5mi).
Clarkesville, Georgia, USA
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