September weather forecast
Harbor Woods, SC

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Weather in September

September, the first month of the autumn in Harbor Woods, is still a warm month, with an average temperature fluctuating between 83.5°F (28.6°C) and 73°F (22.8°C).

Temperature

In September, Harbor Woods's weather conditions record an average high-temperature of a moderately hot 83.5°F (28.6°C), demonstrating little divergence from the preceding month. Harbor Woods encounters an average low-temperature of 73°F (22.8°C) during September nights.

Heat index

September's mean heat index is evaluated at a tropical 91.4°F (33°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In September, in Harbor Woods, the rain falls for 18.4 days. Throughout September, 5" (127mm) of precipitation is accumulated. Throughout the year, there are 178.9 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

In Harbor Woods, snow does not fall in February through November.

Daylight

The average length of the day in September in Harbor Woods is 12h and 22min.
On the first day of September in Harbor Woods, sunrise is at 6:54 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:05 pm EDT.

Sunshine

The average sunshine in September is 9.1h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 6 in September leads to these guidelines:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

How hot is it in Harbor Woods in September?

The high-temperature, in September, in Harbor Woods, records 83.5°F (28.6°C), while the low-temperature is 73°F (22.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 91.4°F (33°C).

What is the average humidity in September in Harbor Woods?

In September, the average relative humidity is 75%.

How much does it rain in Harbor Woods in September?

In September, in Harbor Woods, South Carolina, the rain falls for 18.4 days. Throughout September, 5" (127mm) of precipitation is accumulated.

When it does not snow in Harbor Woods?

In Harbor Woods, South Carolina, snow does not fall in February through November.

What is the average length of the day in September in Harbor Woods?

The average day length in September is 12h and 22min.

When are sunrise and sunset in September in Harbor Woods?

In September, on the first day of the month, sunrise is at 6:54 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:05 pm EDT.

How many hours of sunshine does Harbor Woods have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September in Harbor Woods?

The average daily maximum UV index in September in Harbor Woods, South Carolina, is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Harbor Woods, SC

Average temperature in September - Harbor Woods, SC
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in September: 73°F

The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

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Average pressure in September
Harbor Woods, SC

Average pressure in September - Harbor Woods, SC
  • 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 (29.98"Hg).

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Average wind speed in September
Harbor Woods, SC

Average wind speed in September - Harbor Woods, SC
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

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Average humidity in September
Harbor Woods, SC

Average humidity in September - Harbor Woods, SC
  • Average humidity in September: 75%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).

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Average rainfall in September
Harbor Woods, SC

Average rainfall in September - Harbor Woods, SC
  • Average rainfall in September: 5"

The wettest month (with the highest rainfall) is August (7.13").
The driest month (with the least rainfall) is January (1.42").

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Average rainfall days in September
Harbor Woods, SC

Average rainfall days in September - Harbor Woods, SC
  • Average rainfall days in September: 18.4 days

The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in September
Harbor Woods, SC

Average snowfall in September - Harbor Woods, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Harbor Woods, SC

Average snowfall days in September - Harbor Woods, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Harbor Woods, SC

Average daylight in September / Average sunshine in September - Harbor Woods, SC
  • 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 0min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in September
Harbor Woods, SC

Average sunshine days in September - Harbor Woods, SC
  • Average sunshine days in September: 8.5 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (3.8 days).

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Average UV index in September
Harbor Woods, SC

Average UV index in September - Harbor Woods, SC
  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in September
Harbor Woods, SC

Average cloud cover in September - Harbor Woods, SC
  • Average cloud cover in September: 29

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).

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Average visibility in September
Harbor Woods, SC

Average visibility in September - Harbor Woods, 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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Harbor Woods, South Carolina, USA

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