September weather forecast
Gloucester City, NJ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Gloucester City, New Jersey, with an average temperature ranging between max 76.6°F (24.8°C) and min 61.2°F (16.2°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from a warm 84°F (28.9°C) in August to a still moderately hot 76.6°F (24.8°C). During September, Gloucester City consistently records a temperature low averaging a comfortable 61.2°F (16.2°C).

Humidity

In Gloucester City, the average relative humidity in September is 75%.

Rainfall

In Gloucester City, in September, it is raining for 10.5 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, in Gloucester City, there are 127.8 rainfall days, and 13.82" (351mm) of precipitation is accumulated.

Snowfall

In Gloucester City, New Jersey, snow does not fall in June through October.

Daylight

The average length of the day in September in Gloucester City is 12h and 26min.
On the first day of September in Gloucester City, sunrise is at 6:29 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm EDT.

Sunshine

In Gloucester City, the average sunshine in September is 8.8h.

UV index

In Gloucester City, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 during September translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What is the usual temperature for Gloucester City in September?

September temperatures vary between a high-temperature of 76.6°F (24.8°C) and a low-temperature of 61.2°F (16.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in September in Gloucester City?

The average relative humidity in September in Gloucester City, New Jersey, is 75%.

How many days does it rain in September in Gloucester City?

In September, in Gloucester City, the rain falls for 10.5 days. Throughout September, 0.87" (22mm) of precipitation is accumulated.

When it does not snow in Gloucester City?

In Gloucester City, snow does not fall in June through October.

What is the average length of the day in September in Gloucester City?

In Gloucester City, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Gloucester City?

On the first day of September in Gloucester City, New Jersey, sunrise is at 6:29 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm EDT.

How long on average sun shines in September in Gloucester City?

In Gloucester City, the average sunshine duration in September is 8.8h.

What is the UV index intensity in September in Gloucester City?

In Gloucester City, New Jersey, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium 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
Gloucester City, NJ

Average temperature in September - Gloucester City, NJ
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in September: 61.2°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in September
Gloucester City, NJ

Average pressure in September - Gloucester City, NJ
  • Average pressure in September: 30.05"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).

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Average wind speed in September
Gloucester City, NJ

Average wind speed in September - Gloucester City, NJ
  • Average wind speed in September: 6mph

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

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Average humidity in September
Gloucester City, NJ

Average humidity in September - Gloucester City, NJ
  • Average humidity in September: 75%

The month with the highest relative humidity is October (77%).
The months with the lowest relative humidity are April and August (71%).

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Average rainfall in September
Gloucester City, NJ

Average rainfall in September - Gloucester City, NJ
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is August (1.65").
The driest months (with the least rainfall) are January and February (0.83").

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Average rainfall days in September
Gloucester City, NJ

Average rainfall days in September - Gloucester City, NJ
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in September
Gloucester City, NJ

Average snowfall in September - Gloucester City, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Gloucester City, NJ

Average snowfall days in September - Gloucester City, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Gloucester City, NJ

Average daylight in September / Average sunshine in September - Gloucester City, NJ
  • 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 48min).

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Average sunshine days in September
Gloucester City, NJ

Average sunshine days in September - Gloucester City, NJ
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in September
Gloucester City, NJ

Average UV index in September - Gloucester City, NJ
  • 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, February, November and December (UV index 2).

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Average cloud cover in September
Gloucester City, NJ

Average cloud cover in September - Gloucester City, NJ
  • Average cloud cover in September: 38

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in September
Gloucester City, NJ

Average visibility in September - Gloucester City, NJ
  • 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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Gloucester City, New Jersey, USA

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