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 transition into September subtly indicates a reduction in the average high-temperature, down to a moderately hot 82.9°F (28.3°C) from August's tropical 88.3°F (31.3°C). September witnesses an average nighttime temperature of 66°F (18.9°C).Heat index
Throughout September, the heat index is appraised at a tropical 89.6°F (32°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.For clarity, heat index numbers account for light winds and areas under shade. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
May, August, September and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In Tatum, in September, during 14.1 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. Throughout the year, there are 157 rainfall days, and 32.36" (822mm) of precipitation is accumulated.Snowfall
In Tatum, snow does not fall in April through October.Daylight
In Tatum, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:51 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:03 pm EDT.
Sunshine
The average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the most humid month?
What is the average humidity in September in Tatum?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September in Tatum?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Tatum, SC
- Average high temperature in September: 82.9°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (50.9°F).
- Average low temperature in September: 66°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in September
Tatum, SC
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Tatum, SC
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Tatum, SC
- Average humidity in September: 76%
The months with the highest relative humidity are May, August, September and December (76%).
The month with the lowest relative humidity is November (72%).
Average rainfall in September
Tatum, SC
- Average rainfall in September: 2.99"
The wettest month (with the highest rainfall) is August (3.98").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in September
Tatum, SC
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in September
Tatum, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Tatum, SC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 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
Tatum, SC
- 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: 9h and 2min
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 30min).
Average sunshine days in September
Tatum, SC
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in September
Tatum, SC
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Tatum, SC
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in September
Tatum, SC
- 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).
Tatum, South Carolina, USA
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