September weather forecast
Oak Island Junction, NJ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Oak Island Junction, New Jersey, with an average temperature varying between 74.8°F (23.8°C) and 61°F (16.1°C).

Temperature

A moderate decline in average high-temperatures is noted in September, moving from 81.9°F (27.7°C) in August to a still warm 74.8°F (23.8°C). During September, the nighttime temperature in Oak Island Junction averages of 61°F (16.1°C).

Humidity

In September, the average relative humidity is 74%.

Rainfall

September is the month with the least rainfall in Oak Island Junction. Rain falls for 12.6 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

In Oak Island Junction, snow does not fall in May through October.

Daylight

The average length of the day in September in Oak Island Junction is 12h and 27min.
On the first day of September in Oak Island Junction, New Jersey, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

Sunshine

The average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index in Oak Island Junction is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the usual temperature for Oak Island Junction in September?

September temperatures in Oak Island Junction, New Jersey, vary between a high-temperature of 74.8°F (23.8°C) and a low-temperature of 61°F (16.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is estimated at 86°F (30°C).

What is the average humidity in September in Oak Island Junction?

In Oak Island Junction, New Jersey, the average relative humidity in September is 74%.

What is the driest month in Oak Island Junction?

September is the month with the least rainfall in Oak Island Junction. Rain falls for 12.6 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in September in Oak Island Junction?

In September, in Oak Island Junction, the rain falls for 12.6 days. Throughout September, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Oak Island Junction?

In Oak Island Junction, snow does not fall in May through October.

What is the average length of the day in September in Oak Island Junction?

In Oak Island Junction, New Jersey, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September in Oak Island Junction?

In September, on the first day of the month, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of the month, in Oak Island Junction, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

How long on average sun shines in September in Oak Island Junction?

The average sunshine duration in September in Oak Island Junction is 9h.

How high is the UV index in September in Oak Island Junction?

The average daily maximum UV index in September in Oak Island Junction is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Oak Island Junction, NJ

Average temperature in September - Oak Island Junction, NJ
  • Average high temperature in September: 74.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in September
Oak Island Junction, NJ

Average pressure in September - Oak Island Junction, NJ
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Oak Island Junction, NJ

Average wind speed in September - Oak Island Junction, NJ
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

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Average humidity in September
Oak Island Junction, NJ

Average humidity in September - Oak Island Junction, NJ
  • Average humidity in September: 74%

The months with the highest relative humidity are February, May, October and December (76%).
The months with the lowest relative humidity are April and August (72%).

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Average rainfall in September
Oak Island Junction, NJ

Average rainfall in September - Oak Island Junction, NJ
  • Average rainfall in September: 1.65"

The wettest months (with the highest rainfall) are July and December (3.19").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Oak Island Junction, NJ

Average rainfall days in September - Oak Island Junction, NJ
  • Average rainfall days in September: 12.6 days

The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in September
Oak Island Junction, NJ

Average snowfall in September - Oak Island Junction, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Oak Island Junction, NJ

Average snowfall days in September - Oak Island Junction, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Oak Island Junction, NJ

Average daylight in September / Average sunshine in September - Oak Island Junction, NJ
  • Average daylight in September: 12h and 3min

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 18min).

  • Average sunshine in September: 9h and 0min

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
Oak Island Junction, NJ

Average sunshine days in September - Oak Island Junction, NJ
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in September
Oak Island Junction, NJ

Average UV index in September - Oak Island Junction, NJ
  • 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, March, November and December (UV index 2).

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Average cloud cover in September
Oak Island Junction, NJ

Average cloud cover in September - Oak Island Junction, NJ
  • Average cloud cover in September: 35

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 30).

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Average visibility in September
Oak Island Junction, NJ

Average visibility in September - Oak Island Junction, 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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Oak Island Junction, New Jersey, USA

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