September weather forecast
Rennert, NC

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Weather in September

September, the first month of the autumn in Rennert, is still a warm month, with an average temperature fluctuating between 82.8°F (28.2°C) and 65.5°F (18.6°C).

Temperature

Rennert's average high-temperature in September is a moderately hot 82.8°F (28.2°C), indicating a subtle variation from August. Throughout September, Rennert's nights cool down to an average of 65.5°F (18.6°C).

Heat index

The heat index value during September is computed to be a hot 89.6°F (32°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

May, August and September, with an average relative humidity of 77%, are the most humid months in Rennert.

Rainfall

In Rennert, in September, it is raining for 14.5 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 165.4 rainfall days, and 33.23" (844mm) of precipitation is accumulated.

Snowfall

In Rennert, snow does not fall in April through October.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September in Rennert, North Carolina, sunrise is at 6:49 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 7:01 pm EDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In Rennert, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during September translates into these guidelines:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

Is it hot in Rennert during September?

The high-temperature, in September, in Rennert, records 82.8°F (28.2°C), while the low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in September is computed to be 89.6°F (32°C).

What are the most humid months in Rennert?

May, August and September, with an average relative humidity of 77%, are most humid months in Rennert.

What is the average humidity in September in Rennert?

The average relative humidity in September is 77%.

How many days does it rain in September in Rennert?

In Rennert, during September, the rain falls for 14.5 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow in Rennert?

In Rennert, North Carolina, snow does not fall in April through October.

How many hours of daylight does Rennert have in September?

The average day length in September is 12h and 23min.

When are sunrise and sunset in September in Rennert?

In September, on the first day of the month, sunrise is at 6:49 am and sunset at 7:42 pm. On the last day of the month, in Rennert, North Carolina, sunrise is at 7:10 am and sunset at 7:01 pm EDT.

How long on average sun shines in September in Rennert?

The average sunshine duration in September in Rennert, North Carolina, is 9.3h.

What is the UV index reading in September in Rennert?

In Rennert, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes 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
Rennert, NC

Average temperature in September - Rennert, NC
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in September: 65.5°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 (35.4°F).

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Average pressure in September
Rennert, NC

Average pressure in September - Rennert, NC
  • 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).

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Average wind speed in September
Rennert, NC

Average wind speed in September - Rennert, NC
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
Rennert, NC

Average humidity in September - Rennert, NC
  • Average humidity in September: 77%

The months with the highest relative humidity are May, August and September (77%).
The month with the lowest relative humidity is November (72%).

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Average rainfall in September
Rennert, NC

Average rainfall in September - Rennert, NC
  • Average rainfall in September: 3.11"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.77").

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Average rainfall days in September
Rennert, NC

Average rainfall days in September - Rennert, NC
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in September
Rennert, NC

Average snowfall in September - Rennert, NC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Rennert, NC

Average snowfall days in September - Rennert, NC
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and 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
Rennert, NC

Average daylight in September / Average sunshine in September - Rennert, NC
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Rennert, NC

Average sunshine days in September - Rennert, NC
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index in September
Rennert, NC

Average UV index in September - Rennert, NC
  • 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).

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Average cloud cover in September
Rennert, NC

Average cloud cover in September - Rennert, NC
  • Average cloud cover in September: 34

The months with the most cloud cover are February and March (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 30).

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Average visibility in September
Rennert, NC

Average visibility in September - Rennert, NC
  • 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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Rennert, North Carolina, USA

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