September weather forecast
South Seaside Park, NJ

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Weather in September

The first month of the autumn, September, is still a pleasant month in South Seaside Park, New Jersey, with an average temperature varying between 72.5°F (22.5°C) and 66°F (18.9°C).

Temperature

A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a moderately hot 78.4°F (25.8°C) to an agreeable 72.5°F (22.5°C). South Seaside Park records a consistent average nighttime temperature of 66°F (18.9°C) in September, slightly lower than the daytime high.

Humidity

In South Seaside Park, the average relative humidity in September is 77%.

Rainfall

In South Seaside Park, during September, the rain falls for 12.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 155 rainfall days, and 33.23" (844mm) of precipitation is accumulated.

Snowfall

In South Seaside Park, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of September, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September in South Seaside Park, New Jersey, is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the average September temperature in South Seaside Park?

In South Seaside Park, in September, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 66°F (18.9°C).

What is the average humidity in September in South Seaside Park?

In September, the average relative humidity is 77%.

How many days does it rain in September in South Seaside Park?

In South Seaside Park, in September, during 12.5 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

When it does not snow in South Seaside Park?

In South Seaside Park, snow does not fall in May through October.

How many hours of daylight does South Seaside Park have in September?

In South Seaside Park, New Jersey, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September in South Seaside Park?

On the first day of September in South Seaside Park, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

How many hours of sunshine does South Seaside Park have in September?

In South Seaside Park, the average sunshine duration in September is 9h.

What is the UV index reading in September in South Seaside Park?

The average daily maximum UV index in September in South Seaside Park is 5. 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
South Seaside Park, NJ

Average temperature in September - South Seaside Park, NJ
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in September
South Seaside Park, NJ

Average pressure in September - South Seaside Park, 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
South Seaside Park, NJ

Average wind speed in September - South Seaside Park, NJ
  • Average wind speed in September: 10.3mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

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Average humidity in September
South Seaside Park, NJ

Average humidity in September - South Seaside Park, NJ
  • Average humidity in September: 77%

The months with the highest relative humidity are May and June (81%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in September
South Seaside Park, NJ

Average rainfall in September - South Seaside Park, NJ
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is January (2.01").

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Average rainfall days in September
South Seaside Park, NJ

Average rainfall days in September - South Seaside Park, NJ
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall in September
South Seaside Park, NJ

Average snowfall in September - South Seaside Park, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
South Seaside Park, NJ

Average snowfall days in September - South Seaside Park, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.4 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
South Seaside Park, NJ

Average daylight in September / Average sunshine in September - South Seaside Park, 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: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
South Seaside Park, NJ

Average sunshine days in September - South Seaside Park, NJ
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in September
South Seaside Park, NJ

Average UV index in September - South Seaside Park, 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 and December (UV index 2).

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Average cloud cover in September
South Seaside Park, NJ

Average cloud cover in September - South Seaside Park, NJ
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in September
South Seaside Park, NJ

Average visibility in September - South Seaside Park, 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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South Seaside Park, New Jersey, USA

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