September weather forecastIron City, GA
September
Weather in September
The first month of the autumn, September, is also a hot month in Iron City, Georgia, with an average temperature ranging between max 86.9°F (30.5°C) and min 69.6°F (20.9°C).Temperature
Iron City's shift from August to September is accompanied by an average high-temperature of a still hot 86.9°F (30.5°C), a slight deviation from 90.3°F (32.4°C). In the month of September, the nighttime temperature dips to a steady average of 69.6°F (20.9°C).Heat index
Throughout September, the heat index is appraised at a very hot 100.4°F (38°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.Bear in mind that the heat index values are determined for shaded areas and light breezes. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.
Humidity
The average relative humidity in September is 75%.Rainfall
In Iron City, during September, the rain falls for 15.3 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Iron City, during the entire year, the rain falls for 164.5 days and collects up to 30.59" (777mm) of precipitation.Snowfall
February through December are months without snowfall in Iron City.Daylight
In September, the average length of the day is 12h and 20min.On the first day of September, sunrise is at 7:15 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:25 pm EDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Iron City, GA
- Average high temperature in September: 86.9°F
The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (59.2°F).
- Average low temperature in September: 69.6°F
The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure in September
Iron City, GA
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in September
Iron City, GA
- Average wind speed in September: 5.7mph
The windiest months (with the highest average wind speed) are February and March (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Iron City, GA
- Average humidity in September: 75%
The months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Iron City, GA
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days in September
Iron City, GA
- Average rainfall days in September: 15.3 days
The months with the highest number of rainy days are July and August (21.6 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in September
Iron City, GA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Iron City, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Iron City, GA
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Iron City, GA
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (6.9 days).
Average UV index in September
Iron City, GA
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Iron City, GA
- Average cloud cover in September: 30
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in September
Iron City, GA
- 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).
