September weather forecast
Burlington, NJ

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Weather in September

The first month of the autumn, September, is still a warm month in Burlington, New Jersey, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 76.5°F (24.7°C).

Temperature

The onset of September aligns with a soft reduction in the average high-temperature, gently falling from 83.8°F (28.8°C) in August to a still moderately hot 76.5°F (24.7°C). Burlington's average low-temperature is measured at an enjoyable 60.8°F (16°C) during September.

Humidity

In September, the average relative humidity is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 1.57" (40mm) of precipitation.

Snowfall

In Burlington, snow does not fall in June through October.

Daylight

In Burlington, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In Burlington, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jun 26, 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 and low-temperature during September are 76.5°F (24.7°C) and 60.8°F (16°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 1.57" (40mm) of precipitation.

How much does it rain in September?

In Burlington, during September, the rain falls for 12.4 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow?

In Burlington, snow does not fall in June through October.

How many hours of daylight does Burlington have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

How many hours of sunshine does Burlington have in September?

In September, the average sunshine duration is 8.7h.

How high is the UV index in September?

In Burlington, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Burlington, NJ

Average temperature in September - Burlington, NJ
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in September
Burlington, NJ

Average pressure in September - Burlington, 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 (29.93"Hg).

Average wind speed in September
Burlington, NJ

Average wind speed in September - Burlington, NJ
  • Average wind speed in September: 6.1mph

The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in September
Burlington, NJ

Average humidity in September - Burlington, NJ
  • Average humidity in September: 75%

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

Average rainfall in September
Burlington, NJ

Average rainfall in September - Burlington, NJ
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in September
Burlington, NJ

Average rainfall days in September - Burlington, NJ
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September
Burlington, NJ

Average snowfall in September - Burlington, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Burlington, NJ

Average snowfall days in September - Burlington, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Burlington, NJ

Average daylight in September / Average sunshine in September - Burlington, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Burlington, NJ

Average sunshine days in September - Burlington, NJ
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.5 days).

Average UV index in September
Burlington, NJ

Average UV index in September - Burlington, 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).

Average cloud cover in September
Burlington, NJ

Average cloud cover in September - Burlington, NJ
  • Average cloud cover in September: 38

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Burlington, NJ

Average visibility in September - Burlington, 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).

Burlington, New Jersey, USA

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