September weather forecast
Eureka Mill, SC

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Weather in September

The first month of the autumn, September, is still a warm month in Eureka Mill, South Carolina, with an average temperature varying between 83.8°F (28.8°C) and 65.1°F (18.4°C).

Temperature

Eureka Mill, South Carolina, experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a hot 89.6°F (32°C) in August to a warm 83.8°F (28.8°C). During September, the average low-temperature is an enjoyable 65.1°F (18.4°C).

Heat index

For September, the heat index is computed to be a tropical 91.4°F (33°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

The average relative humidity in September in Eureka Mill is 72%.

Rainfall

The month with the least rainfall in Eureka Mill is September, when the rain falls for 12.5 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

In Eureka Mill, snow does not fall in April through November.

Daylight

In Eureka Mill, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:58 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:09 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index in Eureka Mill is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 5 during September translates into the following guidance:
Be vigilant - Suggestions to stave off sun damage are provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

Is it hot in Eureka Mill during September?

The high-temperature, in September, in Eureka Mill, records 83.8°F (28.8°C), while the low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 91.4°F (33°C).

What is the average humidity in September in Eureka Mill?

The average relative humidity in September in Eureka Mill is 72%.

What is the driest month in Eureka Mill?

September is the month with the least rainfall in Eureka Mill. Rain falls for 12.5 days and accumulates 1.89" (48mm) of precipitation.

How much does it rain in Eureka Mill in September?

In Eureka Mill, South Carolina, during September, the rain falls for 12.5 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Eureka Mill?

April through November are months without snowfall.

How many hours of daylight does Eureka Mill have in September?

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

When are sunrise and sunset in September in Eureka Mill?

In September, on the first day of the month, sunrise is at 6:58 am and sunset at 7:50 pm. On the last day of the month, in Eureka Mill, sunrise is at 7:19 am and sunset at 7:09 pm EDT.

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

In September, the average sunshine duration in Eureka Mill is 8.7h.

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

In Eureka Mill, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Eureka Mill, SC

Average temperature in September - Eureka Mill, SC
  • Average high temperature in September: 83.8°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

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Average pressure in September
Eureka Mill, SC

Average pressure in September - Eureka Mill, SC
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in September
Eureka Mill, SC

Average wind speed in September - Eureka Mill, SC
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Eureka Mill, SC

Average humidity in September - Eureka Mill, SC
  • Average humidity in September: 72%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in September
Eureka Mill, SC

Average rainfall in September - Eureka Mill, SC
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is August (3.35").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Eureka Mill, SC

Average rainfall days in September - Eureka Mill, SC
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is October (8.8 days).

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Average snowfall in September
Eureka Mill, SC

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

The month with the highest snowfall is December (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Eureka Mill, SC

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

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Eureka 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: 8h and 4min

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).

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Average sunshine days in September
Eureka Mill, SC

Average sunshine days in September - Eureka Mill, SC
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in September
Eureka Mill, SC

Average UV index in September - Eureka Mill, SC
  • Average UV index in September: 5

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).

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Average cloud cover in September
Eureka Mill, SC

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

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in September
Eureka Mill, SC

Average visibility in September - Eureka 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).

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Eureka Mill, South Carolina, USA

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