September weather forecast
Zirconia, NC

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Weather in September

September, the first month of the autumn in Zirconia, is still a warm month, with an average temperature fluctuating between 57.6°F (14.2°C) and 78.6°F (25.9°C).

Temperature

Start of September brings a slight shift in the average high-temperature, dipping a bit from August's 84.2°F (29°C) to a still moderately hot 78.6°F (25.9°C). Zirconia experiences an average nighttime temperature of 57.6°F (14.2°C) in the month of September.

Humidity

The average relative humidity in September is 76%.

Rainfall

The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 7:02 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:14 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Ensure safety - Recommendations to avert sunburn are presented. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The average high-temperature, in September, in Zirconia, is 78.6°F (25.9°C), while the average low-temperature is 57.6°F (14.2°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 14.1 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain in September?

In Zirconia, in September, during 14.1 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

In Zirconia, North Carolina, snow does not fall in May through October.

What is the average length of the day in September?

In September, the average day length in Zirconia is 12h and 23min.

When are sunrise and sunset in September in Zirconia?

On the first day of September, sunrise is at 7:02 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:14 pm EDT.

How many hours of sunshine does Zirconia have in September?

The average sunshine duration in September in Zirconia is 8.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from 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
Zirconia, NC

Average temperature in September - Zirconia, NC
  • Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in September
Zirconia, NC

Average pressure in September - Zirconia, NC
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Zirconia, NC

Average wind speed in September - Zirconia, NC
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in September
Zirconia, NC

Average humidity in September - Zirconia, NC
  • Average humidity in September: 76%

The months with the highest relative humidity are May and December (77%).
The months with the lowest relative humidity are January, July and November (73%).

Average rainfall in September
Zirconia, NC

Average rainfall in September - Zirconia, NC
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September
Zirconia, NC

Average rainfall days in September - Zirconia, NC
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in September
Zirconia, NC

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

The month with the highest snowfall is December (4.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Zirconia, NC

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

The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Zirconia, NC

Average daylight in September / Average sunshine in September - Zirconia, 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 48min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in September
Zirconia, NC

Average sunshine days in September - Zirconia, NC
  • Average sunshine days in September: 13.7 days

The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is July (7.9 days).

Average UV index in September
Zirconia, NC

Average UV index in September - Zirconia, NC
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Zirconia, NC

Average cloud cover in September - Zirconia, NC
  • Average cloud cover in September: 33

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Zirconia, NC

Average visibility in September - Zirconia, NC
  • Average visibility in September: 5mi

The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).

Zirconia, North Carolina, USA

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