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 an average high-temperature of a warm 84.7°F (29.3°C), exhibiting minor difference from the previous month. Halcyondale experiences an average temperature drop to an agreeable 68.2°F (20.1°C) during September nights.Heat index
For most parts of September, the heat index is computed to be a fiery hot 95°F (35°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
In Halcyondale, the average relative humidity in September is 77%.Rainfall
In Halcyondale, in September, during 13.1 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 140.8 rainfall days, and 17.09" (434mm) of precipitation is accumulated.Snowfall
In Halcyondale, Georgia, snow does not fall in March through December.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 7:01 am and sunset at 7:50 pm. On the last day of September, in Halcyondale, sunrise is at 7:20 am and sunset at 7:12 pm EDT.
Sunshine
In September, the average sunshine in Halcyondale is 8.5h.UV index
The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 6 during September morphs into the following directions:
Shun overexposure. Protection from sun ravages is indispensable. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Halcyondale?
What is the average humidity in September in Halcyondale?
How much does it rain in Halcyondale in September?
When it does not snow in Halcyondale?
How many hours of daylight does Halcyondale have in September?
What time are sunrise and sunset in September in Halcyondale?
How many hours of sunshine does Halcyondale have in September?
What is the UV index reading in September in Halcyondale?
Average temperature in September
Halcyondale, GA
- Average high temperature in September: 84.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (56.1°F).
- Average low temperature in September: 68.2°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).
Average pressure in September
Halcyondale, GA
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Halcyondale, GA
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Halcyondale, GA
- Average humidity in September: 77%
The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is January (71%).
Average rainfall in September
Halcyondale, GA
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is November (0.75").
Average rainfall days in September
Halcyondale, GA
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (5.8 days).
Average snowfall in September
Halcyondale, GA
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Halcyondale, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Halcyondale, GA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Halcyondale, GA
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is August (8.9 days).
Average UV index in September
Halcyondale, GA
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Halcyondale, GA
- Average cloud cover in September: 33
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in September
Halcyondale, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Halcyondale, Georgia, USA
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