September weather forecast
Lake City, SC

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Weather in September

September, the first month of the autumn in Lake City, is also a moderately hot month, with an average temperature varying between 83.8°F (28.8°C) and 66.9°F (19.4°C).

Temperature

The transition into September notes an average high-temperature of a moderately hot 83.8°F (28.8°C), revealing a mild distinction from the 88.5°F (31.4°C) in August. In the month of September, Lake City's average low-temperature falls to a refreshing 66.9°F (19.4°C).

Heat index

The heat index in September is computed to be a tropical 93.2°F (34°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

The months with the highest humidity in Lake City are May, August and September, with an average relative humidity of 78%.

Rainfall

In Lake City, in September, it is raining for 15.8 days, with typically 3.07" (78mm) of accumulated precipitation. In Lake City, South Carolina, during the entire year, the rain falls for 170.2 days and collects up to 34.06" (865mm) of precipitation.

Snowfall

In Lake City, South Carolina, snow does not fall in March through December.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:53 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:04 pm EDT.

Sunshine

In September, the average sunshine in Lake City is 9.1h.

UV index

In Lake City, South Carolina, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 in September translates into these instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. 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. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

How hot is it in Lake City in September?

The high-temperature, in September, in Lake City, is 83.8°F (28.8°C), while the low-temperature averages to 66.9°F (19.4°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 93.2°F (34°C).

What is the most humid month in Lake City?

The months with the highest humidity are May, August and September, with an average relative humidity of 78%.

What is the average humidity in September in Lake City?

The average relative humidity in September is 78%.

How much does it rain in Lake City in September?

In Lake City, South Carolina, during September, the rain falls for 15.8 days and regularly aggregates up to 3.07" (78mm) of precipitation.

When it does not snow in Lake City?

In Lake City, snow does not fall in March through December.

How many hours of daylight does Lake City have in September?

The average day length in September in Lake City, South Carolina, is 12h and 22min.

When are sunrise and sunset in September in Lake City?

On the first day of September in Lake City, South Carolina, sunrise is at 6:53 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:04 pm EDT.

How many hours of sunshine does Lake City have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index reading in September in Lake City?

In September, the average daily maximum UV index in Lake City is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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
Lake City, SC

Average temperature in September - Lake City, SC
  • Average high temperature in September: 83.8°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 (53.4°F).

  • Average low temperature in September: 66.9°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

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Average pressure in September
Lake City, SC

Average pressure in September - Lake City, SC
  • Average pressure in September: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in September
Lake City, SC

Average wind speed in September - Lake City, SC
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in September
Lake City, SC

Average humidity in September - Lake City, SC
  • Average humidity in September: 78%

The months with the highest relative humidity are May, August and September (78%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in September
Lake City, SC

Average rainfall in September - Lake City, SC
  • Average rainfall in September: 3.07"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in September
Lake City, SC

Average rainfall days in September - Lake City, SC
  • Average rainfall days in September: 15.8 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in September
Lake City, SC

Average snowfall in September - Lake City, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Lake City, SC

Average snowfall days in September - Lake City, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in September /
Average sunshine in September
Lake City, SC

Average daylight in September / Average sunshine in September - Lake City, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Lake City, SC

Average sunshine days in September - Lake City, SC
  • Average sunshine days in September: 12.3 days

The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (6.5 days).

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Average UV index in September
Lake City, SC

Average UV index in September - Lake City, SC
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in September
Lake City, SC

Average cloud cover in September - Lake City, SC
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in September
Lake City, SC

Average visibility in September - Lake City, 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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Lake City, South Carolina, USA

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