September weather forecast
Seaside Park, NJ

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Weather in September

September, the first month of the autumn in Seaside Park, is still a pleasant month, with an average temperature ranging between max 72.5°F (22.5°C) and min 66°F (18.9°C).

Temperature

September ushers in a minute temperature change, with average high-temperatures reducing from August's warm 78.4°F (25.8°C) to a pleasant 72.5°F (22.5°C). Seaside Park's evenings during September maintain an average temperature of 66°F (18.9°C), aligning closely with the daytime temperatures.

Humidity

The average relative humidity in September in Seaside Park is 77%.

Rainfall

In Seaside Park, in September, it is raining for 12.5 days, with typically 2.09" (53mm) of accumulated precipitation. In Seaside Park, New Jersey, during the entire year, the rain falls for 155 days and collects up to 33.23" (844mm) of precipitation.

Snowfall

May through October are months without snowfall in Seaside Park, New Jersey.

Ocean temperature

In Seaside Park, the average seawater temperature in September is 71.2°F (21.8°C).
Note: Swimming in water at 71.2°F (21.8°C) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 69.8°F (21°C) to 59°F (15°C).

Daylight

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

Sunshine

In September, the average sunshine is 9h.

UV index

In September, the average daily maximum UV index in Seaside Park is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 5 suggests this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Watch out! Sand and water enhance the UV exposure you receive.
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Frequently asked questions

What is the usual temperature for Seaside Park in September?

September temperatures in Seaside Park, New Jersey, vary between a high-temperature of 72.5°F (22.5°C) and a low-temperature of 66°F (18.9°C).

What is the average humidity in September in Seaside Park?

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

How much does it rain in Seaside Park in September?

In Seaside Park, New Jersey, in September, it is raining for 12.5 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Seaside Park?

May through October are months without snowfall in Seaside Park, New Jersey.

What is the ocean temperature in September in Seaside Park?

In September, the average ocean temperature in Seaside Park is 71.2°F (21.8°C). For most, swimming in 71.2°F (21.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

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

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

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

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

How long on average sun shines in September in Seaside Park?

The average sunshine duration in September is 9h.

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

In Seaside Park, New Jersey, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Seaside Park, NJ

Average temperature in September - 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
Seaside Park, NJ

Average pressure in September - 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
Seaside Park, NJ

Average wind speed in September - 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
Seaside Park, NJ

Average humidity in September - 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
Seaside Park, NJ

Average rainfall in September - 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
Seaside Park, NJ

Average rainfall days in September - 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
Seaside Park, NJ

Average snowfall in September - 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
Seaside Park, NJ

Average snowfall days in September - 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 sea temperature in September
Seaside Park, NJ

Average sea temperature in September - Seaside Park, NJ
  • Average sea temperature in September: 71.2°F

The best month for swimming (with the highest average sea temperature) is August (75.8°F).
The coldest month (with the lowest average sea temperature) is February (40.8°F).

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Average daylight in September /
Average sunshine in September
Seaside Park, NJ

Average daylight in September / Average sunshine in September - 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
Seaside Park, NJ

Average sunshine days in September - 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
Seaside Park, NJ

Average UV index in September - 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
Seaside Park, NJ

Average cloud cover in September - 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
Seaside Park, NJ

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

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