September weather forecast
New Hanover, PA

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Weather in September

September, the first month of the autumn in New Hanover, is also a moderately hot month, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 75.2°F (24°C).

Temperature

New Hanover records a mild change in average high-temperature during September, easing from 81.9°F (27.7°C) in August to a still moderately hot 75.2°F (24°C). In New Hanover, the expected average low-temperature for September is a moderate 57.2°F (14°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:45 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In New Hanover, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 4 in September translates into this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for New Hanover in September?

In September, the average high-temperature and low-temperature are 75.2°F (24°C) and 57.2°F (14°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.81" (46mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 12.3 days. Throughout September, 1.81" (46mm) of precipitation is accumulated.

When it does not snow?

In New Hanover, 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 New Hanover is 12h and 27min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:45 pm EDT.

How long on average sun shines in September?

In New Hanover, the average sunshine duration in September is 8.8h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. 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
New Hanover, PA

Average temperature in September - New Hanover, PA
  • Average high temperature in September: 75.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in September
New Hanover, PA

Average pressure in September - New Hanover, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
New Hanover, PA

Average wind speed in September - New Hanover, PA
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
New Hanover, PA

Average humidity in September - New Hanover, PA
  • Average humidity in September: 78%

The months with the highest relative humidity are February and October (80%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in September
New Hanover, PA

Average rainfall in September - New Hanover, PA
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in September
New Hanover, PA

Average rainfall days in September - New Hanover, PA
  • Average rainfall days in September: 12.3 days

The months with the highest number of rainy days are May and July (17 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September
New Hanover, PA

Average snowfall in September - New Hanover, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
New Hanover, PA

Average snowfall days in September - New Hanover, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
New Hanover, PA

Average daylight in September / Average sunshine in September - New Hanover, PA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
New Hanover, PA

Average sunshine days in September - New Hanover, PA
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in September
New Hanover, PA

Average UV index in September - New Hanover, PA
  • Average UV index in September: 4

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, February, March, November and December (UV index 2).

Average cloud cover in September
New Hanover, PA

Average cloud cover in September - New Hanover, PA
  • Average cloud cover in September: 38

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
New Hanover, PA

Average visibility in September - New Hanover, PA
  • Average visibility in September: 5mi

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

New Hanover, Pennsylvania, USA

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