September weather forecast
Jordan Mill, SC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Jordan Mill, South Carolina, with an average temperature varying between 66.2°F (19°C) and 83.3°F (28.5°C).

Temperature

September ushers in an average high-temperature of a warm 83.3°F (28.5°C), aligning closely with the preceding month. An average low-temperature of 66.2°F (19°C) is observed during September nights.

Heat index

In September, the average heat index is appraised at a tropical 89.6°F (32°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In September, the average relative humidity is 74%.

Rainfall

The month with the least rainfall in Jordan Mill is September, when the rain falls for 9.5 days and typically collects 0.59" (15mm) of precipitation.

Snowfall

In Jordan Mill, snow does not fall in March through December.

Daylight

The average length of the day in September in Jordan Mill, South Carolina, is 12h and 23min.
On the first day of the month, sunrise is at 6:55 am and sunset at 7:47 pm. On the last day of September, in Jordan Mill, sunrise is at 7:16 am and sunset at 7:07 pm EDT.

Sunshine

In September, the average sunshine in Jordan Mill, South Carolina, is 9h.

UV index

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in September translates into this advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Jordan Mill in September?

An average high-temperature, in September, in Jordan Mill, is 83.3°F (28.5°C) and the average low-temperature is 66.2°F (19°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 89.6°F (32°C).

What is the average humidity in September in Jordan Mill?

In September, the average relative humidity is 74%.

What is the driest month in Jordan Mill?

The month with the least rainfall in Jordan Mill, South Carolina, is September, when the rain falls for 9.5 days and typically collects 0.59" (15mm) of precipitation.

How much does it rain in Jordan Mill in September?

In Jordan Mill, South Carolina, in September, it is raining for 9.5 days, with typically 0.59" (15mm) of accumulated precipitation.

When it does not snow in Jordan Mill?

In Jordan Mill, snow does not fall in March through December.

What is the average length of the day in September in Jordan Mill?

In Jordan Mill, South Carolina, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in Jordan Mill?

In September, on the first day of the month, sunrise is at 6:55 am and sunset at 7:47 pm. On the last day of the month, in Jordan Mill, sunrise is at 7:16 am and sunset at 7:07 pm EDT.

How many hours of sunshine does Jordan Mill have in September?

In September, the average sunshine duration in Jordan Mill, South Carolina, is 9h.

What is the UV index reading in September in Jordan Mill?

In Jordan Mill, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Jordan Mill, SC

Average temperature in September - Jordan Mill, SC
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in September: 66.2°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

Average pressure in September
Jordan Mill, SC

Average pressure in September - Jordan Mill, 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 (29.97"Hg).

Average wind speed in September
Jordan Mill, SC

Average wind speed in September - Jordan Mill, SC
  • Average wind speed in September: 6mph

The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Jordan Mill, SC

Average humidity in September - Jordan Mill, SC
  • Average humidity in September: 74%

The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January, March and November (70%).

Average rainfall in September
Jordan Mill, SC

Average rainfall in September - Jordan Mill, SC
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in September
Jordan Mill, SC

Average rainfall days in September - Jordan Mill, SC
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is November (5.8 days).

Average snowfall in September
Jordan Mill, SC

Average snowfall in September - Jordan Mill, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Jordan Mill, SC

Average snowfall days in September - Jordan Mill, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

Average daylight in September /
Average sunshine in September
Jordan Mill, SC

Average daylight in September / Average sunshine in September - Jordan Mill, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days in September
Jordan Mill, SC

Average sunshine days in September - Jordan Mill, SC
  • Average sunshine days in September: 18.7 days

The month with the most sunshine days is October (23.9 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in September
Jordan Mill, SC

Average UV index in September - Jordan Mill, 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
Jordan Mill, SC

Average cloud cover in September - Jordan Mill, SC
  • Average cloud cover in September: 31

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 28).

Average visibility in September
Jordan Mill, SC

Average visibility in September - Jordan Mill, 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).

Jordan Mill, South Carolina, USA

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