September weather forecast
Henrietta, NC

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Weather in September

September, the first month of the autumn in Henrietta, is still a warm month, with an average temperature varying between 82°F (27.8°C) and 60.4°F (15.8°C).

Temperature

Henrietta's September weather shows a modest shift in high-temperatures, falling from August's tropical 88°F (31.1°C) to a warm 82°F (27.8°C). Throughout September, Henrietta acknowledges a distinct difference between its daytime highs and the steady low average of 60.4°F (15.8°C).

Heat index

During September, the heat index is estimated at a hot 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In September, the average relative humidity in Henrietta is 73%.

Rainfall

The month with the least rainfall in Henrietta, North Carolina, is September, when the rain falls for 11.1 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

April through October are months without snowfall in Henrietta.

Daylight

In Henrietta, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 7:00 am and sunset at 7:53 pm. On the last day of September, in Henrietta, sunrise is at 7:21 am and sunset at 7:12 pm EDT.

Sunshine

In Henrietta, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Henrietta is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Take precautions - Protection against sunburn is recommended. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are September temperatures in Henrietta?

Henrietta in September has an average high-temperature of 82°F (27.8°C) and an average low-temperature of 60.4°F (15.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 87.8°F (31°C).

What is the average humidity in September in Henrietta?

The average relative humidity in September is 73%.

What is the driest month in Henrietta?

September is the month with the least rainfall in Henrietta. Rain falls for 11.1 days and accumulates 0.98" (25mm) of precipitation.

How much does it rain in Henrietta in September?

In Henrietta, in September, during 11.1 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow in Henrietta?

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

What is the average length of the day in September in Henrietta?

The average day length in September in Henrietta, North Carolina, is 12h and 23min.

What time are sunrise and sunset in September in Henrietta?

In September, on the first day of the month, sunrise is at 7:00 am and sunset at 7:53 pm. On the last day of the month, in Henrietta, North Carolina, sunrise is at 7:21 am and sunset at 7:12 pm EDT.

How long on average sun shines in September in Henrietta?

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

What is the UV index reading in September in Henrietta?

The average daily maximum UV index in September in Henrietta is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Henrietta, NC

Average temperature in September - Henrietta, NC
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (47.3°F).

  • Average low temperature in September: 60.4°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in September
Henrietta, NC

Average pressure in September - Henrietta, 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).

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Average wind speed in September
Henrietta, NC

Average wind speed in September - Henrietta, NC
  • Average wind speed in September: 4.3mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in September
Henrietta, NC

Average humidity in September - Henrietta, NC
  • Average humidity in September: 73%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in September
Henrietta, NC

Average rainfall in September - Henrietta, NC
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is September (0.98").

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Average rainfall days in September
Henrietta, NC

Average rainfall days in September - Henrietta, NC
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is October (8.1 days).

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Average snowfall in September
Henrietta, NC

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

The month with the highest snowfall is December (1.18").
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
Henrietta, NC

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

The month with the highest number of snowfall days is February (1.3 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
Henrietta, NC

Average daylight in September / Average sunshine in September - Henrietta, 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 months with the most sunshine are June and July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in September
Henrietta, NC

Average sunshine days in September - Henrietta, NC
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is October (22 days).
The month with the least sunshine days is July (12.7 days).

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Average UV index in September
Henrietta, NC

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

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

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Average cloud cover in September
Henrietta, NC

Average cloud cover in September - Henrietta, NC
  • Average cloud cover in September: 31

The months with the most cloud cover are February, March and December (Cloud cover 40).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in September
Henrietta, NC

Average visibility in September - Henrietta, 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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Henrietta, North Carolina, USA

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